Pelargonium 10 Göteborg Bot Garden 101124 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 11a Lund Bot Garden 080422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 12c Lund Bot Garden 150422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 13c Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 14a Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 14b Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 14c Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 1a Bergianska, Stockholm 131128 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 1c Bergianska, Stockholm 131128 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 1c Kirstenbosch Bot Garden 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 1d Bergianska, Stockholm 131128 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 1e Bergianska, Stockholm 131128 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 2 Kirstenbosch Bot Garden 100906 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 3 Kirstenbosch 100906 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 3a Kirstenbosch Bot Garden 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 3b Kirstenbosch Bot Garden 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 3c Kirstenbosch Bot Garden 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 4c Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 5a Tinie Versveld, Darling, Western Cape, South Africa 100908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 5b Tinie Versveld, Darling, Western Cape, South Africa 100908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 5c Tinie Versveld, Darling, Western Cape, South Africa 100908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 6b Middelberg Pass, Western Cape, South Africa 100913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 7a road 303 N Ceres, Western Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 7b road 303 N Ceres, Western Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 7c road 303 N Ceres, Western Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 8a road 303 N Ceres, Western Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 8b road 303 N Ceres, Western Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 8d road 303 N Ceres, Western Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium abrotanifolium 4 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium acetosum 2 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium acetosum 3 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium acraeum 1 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium acraeum 2 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium acraeum 3 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium aff candicans 1 Kogelberg, Western Cape, South Africa 100917 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium aff candicans 2 Kogelberg, Western Cape, South Africa 100917 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium aff candicans 3 Kogelberg, Western Cape, South Africa 100917 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium aff peltatum 1 Robertson, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium aff peltatum 3 Robertson, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium aff peltatum 4 Robertson, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alchemilloides 1 Haarwegskloof N of De Hoop, Western Cape, South Africa 160929 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alchemilloides 11 road N15-R60, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alchemilloides 14 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alchemilloides 2 Haarwegskloof N of De Hoop, Western Cape, South Africa 160929 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alchemilloides 2 road 303 N Ceres, Wester Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alchemilloides 3 Haarwegskloof N of De Hoop, Western Cape, South Africa 160929 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alchemilloides 5 road 303 N Ceres, Wester Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alchemilloides 5 road N15-R60, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alchemilloides 6 road N15-R60, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alchemilloides 8 road N15-R60, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alchemilloides 9 road N15-R60, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium anceps 1 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium anceps 2 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium australe 1 Bergianska, Stockholm 131128 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium australe 2 Bergianska, Stockholm 131128 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium australe 3 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium australe 4 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium australe 5 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium australe 6 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium betulinum 2 Slangkop, Cape Peninsula, Western Cape, South Africa 100915 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium betulinum 3 Slangkop, Cape Peninsula, Western Cape, South Africa 100915 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium betulinum 5 Slangkop, Cape Peninsula, Western Cape, South Africa 100915 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium caespitosum 2 Middelberg Pass, Western Cape, South Africa 100913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium caespitosum 5 road 303 N Ceres, Western Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium caespitosum 6 road 303 N Ceres, Western Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium caespitosum 7 road 303 N Ceres, Western Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium candicans 10 road 303 N of Ceres, Western Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium candicans 11 road 303 N of Ceres, Western Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium candicans 2 Robinson Pass, Western Cape, South Africa 100925 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium candicans 4 Caledon Swartberg, Western Cape, South Africa 011026 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium candicans 4 Kogelberg, Western Cape, South Africa 100917 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium candicans 5 Kogelberg, Western Cape, South Africa 100917 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium candicans 6 Kogelberg, Western Cape, South Africa 100917 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium capillare 1 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium capillare 2 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium capillare 3 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium capillare 4 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium capillare 5 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium capillare 6 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium capitatum 10 Kogelberg, Western Cape, South Africa 100917 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium capitatum 2 W Smitswinkel Bay, Cape Peninsula, Western Cape, South Africa 100915 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium capitatum 5 Lladudno beach, Western Cape, South Africa 100930 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium capitatum 6 Lladudno beach, Western Cape, South Africa 100930 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium capitatum 7 Lladudno beach, Western Cape, South Africa 100930 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium capitatum 8 Lladudno beach, Western Cape, South Africa 100930 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium capitatum hybrid 3 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf alchemilloides 2 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf alchemilloides 3 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf alchemilloides 4 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf betulinum 1 Slangkop, Cape Peninsula, Western Cape, South Africa 100915 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf betulinum 2 Slangkop, Cape Peninsula, Western Cape, South Africa 100915 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf betulinum 4 Slangkop, Cape Peninsula, Western Cape, South Africa 100915 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf crispum 3 Caledon Nature Reserve, Western Cape, South Africa 100920 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf cucullatum 2 Fernkloof, Western Cape, South Africa 100919 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf cucullatum ssp cucullatum 2 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf elegans 1 De Hoop, Western Cape, South Africa 011024 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf elegans 2 De Hoop, Western Cape, South Africa 011024 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf grossularioides 4 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf grossularioides 5 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf hirtum 1 Tinie Versveld, Darling, Western Cape, South Africa 100908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf hirtum 2 Tinie Versveld, Darling, Western Cape, South Africa 100908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf hirtum 3 Tinie Versveld, Darling, Western Cape, South Africa 100908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf littorale 1 Mandalay Beach W Walpole, WA 110929 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf littorale 2 Mandalay Beach W Walpole, WA 110929 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf littorale 3 Mandalay Beach W Walpole, WA 110929 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf littorale 4 Mandalay Beach W Walpole, WA 110929 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf magenteum 3 Lund Bot Garden 150422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf myrrhifolium 1 Bergianska, Stockholm 131128 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf myrrhifolium 2 Bergianska, Stockholm 131128 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf myrrhifolium 3 Bergianska, Stockholm 131128 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf myrrhifolium 5 Bergianska, Stockholm 131128 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf ovale 1 Bontebok National Park, Western Cape, South Africa 011025 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf ovale 2 Bontebok National Park, Western Cape, South Africa 011025 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf peltatum 2 Kirstenbosch Bot Garden 100906 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf quercifolium 1 road 303 N of Ceres, Western Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf quercifolium 2 road 303 N of Ceres, Western Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf reniforme 3 Göteborg Bot Garden 101124 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf scabrum Vanrhynspass, Western Cape, South Africa 011018 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf tongaense 2 Kirstenbosch Bot Garden, South Africa 161006 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf vitifolium 1 Robinson Pass, Western Cape, South Africa 100925 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf vitifolium 2 Robinson Pass, Western Cape, South Africa 100925 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf xerophyton 1 Kirstenbosch 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf xerophyton 2 Kirstenbosch 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf xerophyton 3 Kirstenbosch 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cordifolium 4 Kirstenbosch 100906 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cordifolium 4 Kirstenbosch Bot Garden 100906 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cordifolium 5 Potberg, De Hoop, South Africa 160930 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cordifolium 6 Potberg, De Hoop, South Africa 160930 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cordifolium 7 Potberg, De Hoop, South Africa 160930 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cotyledonis 1 Copenhagen Bot Garden 121205 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cotyledonis 3 Copenhagen Bot Garden 121205 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium crassicaule 2 Bergianska, Stockholm 131128 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium crassicaule 3 Bergianska, Stockholm 070221 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium crithmifolium 1 Minwater SW of Oudtshoorn, Western Cape, South Africa 161004 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cucullatum 2 Olifants Bos, Cape Peninsula, Western Cape, South Africa 100915 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cucullatum 3 Olifants Bos, Cape Peninsula, Western Cape, South Africa 100915 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cucullatum 4 Olifants Bos, Cape Peninsula, Western Cape, South Africa 100915 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cucullatum 5 Kogelberg, Western Cape, South Africa 100917 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cucullatum 6 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cucullatum 7 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cucullatum 9 Fernkloof, Western Cape, South Africa 100919 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium echinatum 1 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium echinatum 2 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium echinatum 3 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium echinatum 4 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium elegans 1 De Hoop, Western Cape, South Africa 011024 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium elegans 2 De Hoop, Western Cape, South Africa 011024 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium elongatum 1 Caledon Swartberg, Western Cape, South Africa 011026 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium elongatum 3 Caledon Swartberg, Western Cape, South Africa 011026 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium endlicherianum 2 (cult) Brunnby Sk 060801 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium ensatum 1 Copenhagen Bot Garden 140312 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium ensatum 2 Copenhagen Bot Garden 140312 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium ensatum 3 Copenhagen Bot Garden 140312 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium ensatum 5 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium ensatum 6 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium exstipulatum 10 Kirstenbosch Bot Garden, South Africa 161006 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium exstipulatum 11 Rooiberg Pass SE of Ladismith, Western Cape, South Africa 161003 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium exstipulatum 12 Rooiberg Pass SE of Ladismith, Western Cape, South Africa 161003 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium exstipulatum 13 Rooiberg Pass SE of Ladismith, Western Cape, South Africa 161003 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium exstipulatum 2 SW of Oudtshoorn, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium exstipulatum 4 SW of Oudtshoorn, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium exstipulatum 6 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium exstipulatum 9 Kirstenbosch Bot Garden, South Africa 161006 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium exstipulatum x odoratissimum (P. x fragrans) 3 Kirstenbosch Bot Garden, South Africa 161006 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium fruticosum 1 Kirstenbosch 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium fruticosum 1 Kirstenbosch Bot Garden 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium fulgidum 2 Yzerfontein, Western Cape, South Africa 011015 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium fulgidum 4 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium gibbosum 2 Lund Bot Garden 130825 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium gibbosum 3 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium gibbosum 4 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium gibbosum 5 Lund Bot Garden 130825 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium gibbosum 6 Lund Bot Garden 130825 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium glutinosum 1 Lund Bot Garden 080422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium glutinosum 1 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium glutinosum 10 Lund Bot Garden 080422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium glutinosum 11 Lund Bot Garden 080422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium glutinosum 12 S of Calitzdorp, Western Cape, South Africa 161003 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium glutinosum 13 S of Calitzdorp, Western Cape, South Africa 161003 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium glutinosum 14 S of Calitzdorp, Western Cape, South Africa 161003 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium glutinosum 15 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium glutinosum 2 Lund Bot Garden 080422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium glutinosum 2 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium glutinosum 3 Lund Bot Garden 080422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium glutinosum 3 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium glutinosum 5 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium glutinosum 6 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium glutinosum 7 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium glutinosum 8 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium glutinosum 9 Lund Bot Garden 080422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium graveolens 2 Soller Jardin Bot, Mallorca 110419 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium grossularioides 10 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium grossularioides 11 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium grossularioides 2 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium grossularioides 3 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium grossularioides 4 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium grossularioides 5 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium grossularioides 6 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium grossularioides 7 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium havlasae 3 Perth Herbarium, WA 110922 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium havlasae 4 Perth Herbarium, WA 110922 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium havlasae 5 Perth Herbarium, WA 110922 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium hermanniifolium 3 Caledon Nature Reserve, Western Cape, South Africa 100920 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium incrassatum 2 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium incrassatum 3 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium incrassatum 4 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium inodorum 1 Otari Bot Garden, Wellington NZ 151113 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium inodorum 1 Otari Botanical Garden, Wellington NZ 151113 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium inodorum 2 Otari Bot Garden, Wellington NZ 151113 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium inodorum 2 Otari Botanical Garden, Wellington NZ 151113 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium inodorum 4 Otari Bot Garden, Wellington NZ 151113 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium inodorum 4 Otari Botanical Garden, Wellington NZ 151113 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium inquinans 1 Göteborg Bot Garden 101124 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium inquinans 2 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium inquinans 2 Göteborg Bot Garden 101124 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium inquinans 4 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium inquinans 5 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium inquinans 6 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium inquinans 7 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium inquinans 8 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium iocastum 1 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium iocastum 2 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium iocastum 3 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium iocastum 4 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium laxum Kirstenbosch 100906 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium laxum Kirstenbosch Bot Garden 100906 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium littorale 1 Mandalay Beach W Walpole, WA 110929 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium littorale 2 Mandalay Beach W Walpole, WA 110929 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium littorale 3 Mandalay Beach W Walpole, WA 110929 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium littorale 4 Mandalay Beach W Walpole, WA 110929 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium longicaule 3 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium longicaule 7 road to Algeria, Western Cape, South Africa 100913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium longicaule 8 Fernkloof, Hermanus, South Africa 160927 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium longicaule 9 Fernkloof, Hermanus, South Africa 160927 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium mirabile Bergianska, Stockholm 031202 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium myrrhifolium 3 Haarwegskloof N of De Hoop, Western Cape, South Africa 160929 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium myrrhifolium var coriandrifolium 1 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium myrrhifolium var coriandrifolium 3 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium myrrhifolium var coriandrifolium 4 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium natulum 1 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium natulum 2 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium natulum 3 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium oblongatum 1 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium oblongatum 1 Bergianska, Stockholm 020416 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium oblongatum 2 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium oblongatum 3 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium oblongatum 4 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium oblongatum 5 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium odoratissimum 2 Lund Bot Garden 080422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium ovale 1 Bontebok National Park, Western Cape, South Africa 011025 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium ovale 2 Bontebok National Park, Western Cape, South Africa 011025 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium panduriforme 1 Kirstenbosch 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium panduriforme 1 Kirstenbosch Bot Garden 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium panduriforme 2 Kirstenbosch 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium panduriforme 2 Kirstenbosch Bot Garden 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium paniculatum 2 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium papilionaceum 1 Grootvadersbos, Western Cape, South Africa 100922 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium papilionaceum 2 Grootvadersbos, Western Cape, South Africa 100922 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium papilionaceum 3 Grootvadersbos, Western Cape, South Africa 100922 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium papilionaceum 4 Grootvadersbos, Western Cape, South Africa 100922 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium papilionaceum 6 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium patulum 1 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium patulum 2 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium patulum 3 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium peltatum 1 Robertson, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium peltatum 2 Kirstenbosch 100906 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium peltatum 3 Robertson, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium peltatum 4 Robertson, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium pseudoglutinosum 1 Kirstenbosch Bot Garden, South Africa 161006 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium pseudoglutinosum 2 Kirstenbosch Bot Garden, South Africa 161006 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium pseudoglutinosum 3 Kirstenbosch Bot Garden, South Africa 161006 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium pulchellum 2 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium pulchellum 3 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium quercifolium 2 Kirstenbosch 100906 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium quercifolium 2 Kirstenbosch Bot Garden 100906 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium quercifolium 3 Robinson Pass, Western Cape, South Africa 100925 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium quercifolium 4 Robinson Pass, Western Cape, South Africa 100925 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium radens 1 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium radens 2 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium radens 3 Lund Bot Garden 080422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium radens 3 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium radens 4 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium radens 5 Lund Bot Garden 080422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium radens 5 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium radens 6 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium radens 7 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium radens 8 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium reniforme 3 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium reniforme 4 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium ribifolium 2 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium ribifolium 5 Lund Bot Garden 080422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium salmoneum 1 Göteborg Bot Garden 101124 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium salmoneum 2 Göteborg Bot Garden 101124 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium salmoneum 3 Lund Bot Garden 221230 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium scabrum 2 S of Botterkloof, Western Cape, South Africa 011018 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium scabrum 3 S of Clanwilliam, Western Cape, South Africa 100912 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium scabrum 5 S of Clanwilliam, Western Cape, South Africa 100912 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium scabrum 8 Vanrhynspass, Western Cape, South Africa 011018 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium sericifolium 3 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium sidoides 3 Lund Bot Garden 081103 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium sidoides 4 Lund Bot Garden 080422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium sidoides 5 Lund Bot Garden 081103 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium sidoides 6 Lund Bot Garden 081103 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tabulare 1 road 303 N Ceres, Western Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tabulare 2 road 303 N Ceres, Western Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tabulare 4 road 303 N Ceres, Western Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tetragonum 5 Rooiberg Pass SE of Ladismith, Western Cape, South Africa 161003 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tomentosum 1 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tomentosum 1 Harold Porter Bot Garden, Western Cape, South Africa 160926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tomentosum 2 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tomentosum 2 Harold Porter Bot Garden, Western Cape, South Africa 160926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tomentosum 3 Harold Porter Bot Garden, Western Cape, South Africa 160926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tomentosum 4 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tomentosum 5 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tongaense 2 Göteborg Bot Garden 101124 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tongaense 3 Göteborg Bot Garden 101124 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tongaense 4 Göteborg Bot Garden 101124 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tricolor 1 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tricolor 2 Lund Bot Garden 060403 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tricolor 3 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tricolor 4 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tricolor 5 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tricolor 6 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium trifidum 1 Minwater SW of Oudtshoorn, Western Cape, South Africa 161004 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium trifidum 3 Minwater SW of Oudtshoorn, Western Cape, South Africa 161004 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium triste 2 Contreberg Wild Flower Reserve, Darling, Western Cape, South Africa 100908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium triste 3 Contreberg Wild Flower Reserve, Darling, Western Cape, South Africa 100908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium vitifolium 1 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium vitifolium 2 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium vitifolium 3 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium vitifolium 4 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium vitifolium 5 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium vitifolium 6 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium x tricuspidatum 1 Kirstenbosch Bot Garden, South Africa 161006 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium x tricuspidatum 2 Kirstenbosch Bot Garden, South Africa 161006 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium x tricuspidatum 3 Kirstenbosch Bot Garden, South Africa 161006 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium zonale 2 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium zonale 4 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium zonale 6 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium zonale 7 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 11b Lund Bot Garden 080422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 12a Lund Bot Garden 150422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 12b Lund Bot Garden 150422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 13a Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 13b Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 14d Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 1a Kirstenbosch Bot Garden 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 1b Bergianska, Stockholm 131128 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 1b Kirstenbosch Bot Garden 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 2a Göteborg Bot Garden 101124 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 2b Göteborg Bot Garden 101124 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 4a Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 4b Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 6a Middelberg Pass, Western Cape, South Africa 100913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 6c Middelberg Pass, Western Cape, South Africa 100913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 6d Middelberg Pass, Western Cape, South Africa 100913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 7d road 303 N Ceres, Western Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 8c road 303 N Ceres, Western Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium 9 Tradouws Pas, Western Cape, South Africa 011025 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium abrotanifolium 1 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium abrotanifolium 2 Lund Bot Garden 120912 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium abrotanifolium 3 Lund Bot Garden 120912 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium acetosum 1 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium acetosum 4 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium aff candicans 4 Kogelberg, Western Cape, South Africa 100917 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium aff peltatum 2 Robertson, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alatum Dept of Botany, Stockholm University 060508 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alchemilloides 1 road 303 N Ceres, Wester Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alchemilloides 10 road N15-R60, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alchemilloides 12 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alchemilloides 13 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alchemilloides 3 road 303 N Ceres, Wester Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alchemilloides 4 road 303 N Ceres, Wester Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alchemilloides 4 road N15-R60, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alchemilloides 6 road 303 N Ceres, Wester Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium alchemilloides 7 road N15-R60, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium anceps 3 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium betulinum 4 Slangkop, Cape Peninsula, Western Cape, South Africa 100915 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium betulinum Kirstenbosch 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium betulinum Kirstenbosch Bot Garden 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium caespitosum 1 Middelberg Pass, Western Cape, South Africa 100913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium caespitosum 3 Middelberg Pass, Western Cape, South Africa 100913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium caespitosum 4 Middelberg Pass, Western Cape, South Africa 100913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium caespitosum 8 road 303 N Ceres, Western Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium candicans 1 Robinson Pass, Western Cape, South Africa 100925 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium candicans 3 Robinson Pass, Western Cape, South Africa 100925 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium candicans 7 Kogelberg, Western Cape, South Africa 100917 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium candicans 8 Potberg, De Hoop, South Africa 160930 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium candicans 9 Potberg, De Hoop, South Africa 160930 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium capitatum 1 Lladudno beach, Western Cape, South Africa 100930 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium capitatum 1 SA WC Lladudno beach 100930 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium capitatum 3 W Smitswinkel Bay, Cape Peninsula, Western Cape, South Africa 100915 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium capitatum 4 Table Mountain, Western Cape, South Africa 100929 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium capitatum 9 Lladudno beach, Western Cape, South Africa 100930 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium capitatum hybrid 1 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium capitatum hybrid 2 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium carnosum 1 Copenhagen Bot Garden 120926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium carnosum 2 Copenhagen Bot Garden 120926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf alchemilloides 1 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf aristatum 1 Kirstenbosch 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf aristatum 2 Kirstenbosch 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf aristatum 3 Kirstenbosch 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf betulinum 3 Slangkop, Cape Peninsula, Western Cape, South Africa 100915 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf crispum 1 Caledon Nature Reserve, Western Cape, South Africa 100920 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf crispum 2 Caledon Nature Reserve, Western Cape, South Africa 100920 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf cucullatum 1 Fernkloof, Western Cape, South Africa 100919 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf cucullatum ssp cucullatum 1 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf glutinosum Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf grossularioides 1 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf grossularioides 2 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf grossularioides 3 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf grossularioides Tradouws Pas, Western Cape, South Africa 011025 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf magenteum 1 Lund Bot Garden 150422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf magenteum 2 Lund Bot Garden 150422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf myrrhifolium 4 Bergianska, Stockholm 131128 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf peltatum 1 Kirstenbosch Bot Garden 100906 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf reniforme 1 Göteborg Bot Garden 101124 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf reniforme 2 Göteborg Bot Garden 101124 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cf tongaense 1 Kirstenbosch Bot Garden, South Africa 161006 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cordifolium 1 Robinson Pass, Western Cape, South Africa 100925 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cordifolium 2 Robinson Pass, Western Cape, South Africa 100925 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cordifolium 3 Kirstenbosch 100906 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cordifolium 3 Kirstenbosch Bot Garden 100906 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cotyledonis 2 Copenhagen Bot Garden 121205 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium crassicaule 1 Bergianska, Stockholm 131128 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium crithmifolium 2 Minwater SW of Oudtshoorn, Western Cape, South Africa 161004 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium crithmifolium 3 Minwater SW of Oudtshoorn, Western Cape, South Africa 161004 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cucullatum 1 Olifants Bos, Cape Peninsula, Western Cape, South Africa 100915 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium cucullatum 8 Fernkloof, Western Cape, South Africa 100919 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium dasyphyllum 1 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium dasyphyllum 2 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium desertorum 1 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium desertorum 2 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium elongatum 2 Caledon Swartberg, Western Cape, South Africa 011026 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium endlicherianum 1 (cult) Brunnby Sk 060801 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium ensatum 4 Copenhagen Bot Garden 140312 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium exstipulatum 1 SW of Oudtshoorn, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium exstipulatum 3 SW of Oudtshoorn, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium exstipulatum 5 SW of Oudtshoorn, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium exstipulatum 7 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium exstipulatum 8 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium exstipulatum x odoratissimum (P. x fragrans) 1 Kirstenbosch Bot Garden, South Africa 161006 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium exstipulatum x odoratissimum (P. x fragrans) 2 Kirstenbosch Bot Garden, South Africa 161006 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium fruticosum 2 Kirstenbosch 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium fruticosum 2 Kirstenbosch Bot Garden 100916 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium fulgidum 1 Yzerfontein, Western Cape, South Africa 011015 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium fulgidum 3 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium gibbosum 1 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium glutinosum 4 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium graveolens 1 Soller Jardin Bot, Mallorca 110419 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium grossularioides 1 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium grossularioides 1 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium grossularioides 2 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium grossularioides 3 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium grossularioides 8 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium grossularioides 9 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium havlasae 1 Perth Herbarium, WA 110922 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium havlasae 2 Perth Herbarium, WA 110922 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium hermanniifolium 1 Caledon Nature Reserve, Western Cape, South Africa 100920 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium hermanniifolium 2 Caledon Nature Reserve, Western Cape, South Africa 100920 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium incrassatum 1 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium inodorum 3 Otari Bot Garden, Wellington NZ 151113 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium inodorum 3 Otari Botanical Garden, Wellington NZ 151113 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium inquinans 1 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium inquinans 3 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium longicaule 1 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium longicaule 2 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium longicaule 4 road to Algeria, Western Cape, South Africa 100913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium longicaule 5 road to Algeria, Western Cape, South Africa 100913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium longicaule 6 road to Algeria, Western Cape, South Africa 100913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium myrrhifolium 1 Haarwegskloof N of De Hoop, Western Cape, South Africa 160929 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium myrrhifolium 2 Haarwegskloof N of De Hoop, Western Cape, South Africa 160929 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium myrrhifolium var coriandrifolium 2 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium oblongatum 2 Bergianska, Stockholm 030324 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium odoratissimum 1 Lund Bot Garden 080422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium ovale 3 Dept of Botany, Stockholm University 060508 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium paniculatum 1 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium papilionaceum 5 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium papilionaceum 7 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium papilionaceum 8 Bergianska 150527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium peltatum 1 Kirstenbosch 100906 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium peltatum 2 Robertson, Western Cape, South Africa 100926 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium pulchellum 1 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium quercifolium 1 Kirstenbosch 100906 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium quercifolium 1 Kirstenbosch Bot Garden 100906 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium quercifolium 5 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium reniforme 1 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium reniforme 2 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium ribifolium 1 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium ribifolium 3 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium ribifolium 4 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium ribifolium 6 Lund Bot Garden 080422 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium salmoneum 4 Lund Bot Garden 221230 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium scabrum 1 S of Botterkloof, Western Cape, South Africa 011018 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium scabrum 4 S of Clanwilliam, Western Cape, South Africa 100912 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium scabrum 6 S of Clanwilliam, Western Cape, South Africa 100912 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium scabrum 7 S of Clanwilliam, Western Cape, South Africa 100912 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium sericifolium 1 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium sericifolium 2 Goegap Succulent Garden, Western Cape, South Africa 100911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium sidoides 1 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium sidoides 2 Lund Bot Garden 090716 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tabulare 3 road 303 N Ceres, Western Cape, South Africa 100914 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tetragonum 1 Rooiberg Pass SE of Ladismith, Western Cape, South Africa 161003 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tetragonum 2 Rooiberg Pass SE of Ladismith, Western Cape, South Africa 161003 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tetragonum 3 Rooiberg Pass SE of Ladismith, Western Cape, South Africa 161003 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tetragonum 4 Rooiberg Pass SE of Ladismith, Western Cape, South Africa 161003 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tetragonum 6 Rooiberg Pass SE of Ladismith, Western Cape, South Africa 161003 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tetragonum 7 Dept of Botany, Stockholm Univ 030507 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tetragonum Botan, Stockholm 030507 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tongaense 1 Göteborg Bot Garden 101124 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium tricolor 1 Kirstenbosch, South Africa 011027 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium trifidum 2 Minwater SW of Oudtshoorn, Western Cape, South Africa 161004 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium triste 1 Contreberg Wild Flower Reserve, Darling, Western Cape, South Africa 100908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium vitifolium 7 Copenhagen Bot Garden 160504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium worcesterae 1 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium worcesterae 2 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium worcesterae 3 Lund Bot Garden 070727 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium zonale 1 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium zonale 3 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Pelargonium zonale 5 Swartberg Pass NW of Oudtshoorn, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).