Cynanchum L. (Apocynaceae)

Cynanchum 1a Plage d'Ouroué, New Caledonia 831208 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum 1b Plage d'Ouroué, New Caledonia 831208 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum 2b Desert Botanical Garden, Phoenix, Arizona 130426 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum 2c Desert Botanical Garden, Phoenix, Arizona 130426 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum 3a Ifaty, Madagascar 191009 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum 4a near Anakao, Madagascar 191011 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum 4b near Anakao, Madagascar 191011 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum 4c near Anakao, Madagascar 191011 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum 5a Mantadia Nat Park, Madagascar 191004 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum 5b Mantadia Nat Park, Madagascar 191004 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum 5c Mantadia Nat Park, Madagascar 191004 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum 5d Mantadia Nat Park, Madagascar 191004 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum 5e Mantadia Nat Park, Madagascar 191004 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum 5f Mantadia Nat Park, Madagascar 191004 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum 5g Mantadia Nat Park, Madagascar 191004 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum forrestii 2 between Lijiang and Shangri-la, Yunnan 110708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum forrestii 3 between Lijiang and Shangri-la, Yunnan 110708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum forrestii 4 between Lijiang and Shangri-la, Yunnan 110708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum forrestii 5 between Lijiang and Shangri-la, Yunnan 110708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum obtusifolium 1 Bontebok National Park, Swellendam, Western Cape, South Africa 161001 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum obtusifolium 2 Bontebok National Park, Swellendam, Western Cape, South Africa 161001 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum obtusifolium 4 Bontebok National Park, Swellendam, Western Cape, South Africa 161001 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).


Cynanchum 1c Plage d'Ouroué, New Caledonia 831208 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum 2a Desert Botanical Garden, Phoenix, Arizona 130426 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum 2d Desert Botanical Garden, Phoenix, Arizona 130426 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum forrestii 1 between Lijiang and Shangri-la, Yunnan 110708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum fuscatum 1 SE of Megali Limni, Lesbos, Greece 100515 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum fuscatum 2 SE of Megali Limni, Lesbos, Greece 100515 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum obtusifolium 3 Bontebok National Park, Swellendam, Western Cape, South Africa 161001 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cynanchum viminale 1 Little Karoo Desert National Bot Garden, Worcester, Western Cape, South Africa 161005 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).