Cardamine 1 New York Bot Garden 900505 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine amara 2 Stenshuvud, Södra Mellby Sk 140520 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine amara 3 Stenshuvud, Södra Mellby Sk 140520 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine bellidifolia Tverrdalen, Svalbard 790723 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine bulbifera 10 Stenshuvud, Södra Mellby Sk 140520 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine bulbifera 2 Lund Bot Garden 080505 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine bulbifera 4 Stenshuvud, Södra Mellby Sk 140520 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine bulbifera 5 Stenshuvud, Södra Mellby Sk 140520 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine bulbifera 6 Stenshuvud, Södra Mellby Sk 140520 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine bulbifera 7 Stenshuvud, Södra Mellby Sk 140520 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine bulbifera 8 Stenshuvud, Södra Mellby Sk 140520 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine cf debilis 4 Taranaki (Mt Egmont) NZ 151110 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine cf debilis 5 Taranaki (Mt Egmont) NZ 151110 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine cf debilis 6 Taranaki (Mt Egmont) NZ 151110 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine cf debilis 7 Taranaki (Mt Egmont) NZ 151110 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine flexuosa 1 Sofiero, Sk 070521 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine flexuosa 10 Anderstorp, Össjö Sk 140427 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine flexuosa 2 Stenshuvud, Södra Mellby, Sk 080602 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine flexuosa 3 Stenshuvud, Södra Mellby, Sk 080602 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine flexuosa 9 Anderstorp, Össjö Sk 140427 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine glanduligera 1 Garda de Sus, Romania 090615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine glanduligera 2 Garda de Sus, Romania 090615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine glanduligera 6 (cult) Brunnby Sk 150410 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine glanduligera 7 (cult) Brunnby Sk 150410 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine glanduligera 8 (cult) Brunnby Sk 150410 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine glanduligera 9 (cult) Brunnby Sk 150410 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine glanduligera Rodnea, Romania 090612 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine glauca 2 Göteborg Bot Garden 120628 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine glauca 4 above Metsovon, Greece 180627 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine glauca 5 above Metsovon, Greece 180627 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine gracilis 2 NW of Shangri-la, Yunnan 110708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine graeca 1 NW of Alanya, near Konya, Turkey 090409 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine graeca 2 NW of Alanya, near Konya, Turkey 090409 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine hirsuta 1 Höllviken, Sk 080503 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine hirsuta 5 Köpingebro Sk 150418 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine impatiens 11 Sölvesborg, Blekinge 150608 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine impatiens 5 Lappkärret, Stockholm 150528 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine impatiens 6 Lappkärret, Stockholm 150528 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine macrophylla 1 Baimashan, Yunnan 110710 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine macrophylla 2 Baimashan, Yunnan 110710 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine parviflora 1 Falsterbo, Skåne 850602 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pentaphylla 4 Gorges du Furon FR 150704 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pentaphylla 5 Gorges du Furon FR 150704 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pentaphylla 6 Gorges du Furon FR 150704 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine plumieri 3 Chamrousse FR 150703 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pratensis 10 Lake Ferguson, Kangerlussuaq, Greenland 140701 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pratensis 11 Glengariff Woods, West Cork, Ireland 170523 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pratensis 12 near Allihies, West Cork, Ireland 170524 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pratensis 13 near Allihies, West Cork, Ireland 170524 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pratensis 14 Glengariff Woods, West Cork, Ireland 170523 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pratensis 15 near Allihies, West Cork, Ireland 170524 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pratensis 2 Kungsmarken, Södra Sandby, Sk 080528 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pratensis 3 Kungsmarken, Södra Sandby, Sk 110510 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pratensis 4 Kungsmarken, Södra Sandby, Sk 110510 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pratensis 5 Kungsmarken, Södra Sandby, Sk 110510 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pratensis ssp angustifolia 3 Unna Titer, Lule Lappmark 870717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine quinquefolia 3 between Tbilisi and Kazbegi, Georgia 170418 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine quinquefolia 4 between Tbilisi and Kazbegi, Georgia 170418 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine resedifolia 1 Stubnerkogel, Austria 080702 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine resedifolia 3 Stubnerkogel, Austria 080702 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine resedifolia 4 Chamrousse FR 150703 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine resedifolia 5 Chamrousse FR 150703 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine resedifolia 6 Chamrousse FR 150703 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine tangutorum Yunnan 2011 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine amara 1 Stenshuvud, Södra Mellby Sk 140520 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine amara 4 NW of Röstånga Sk 160518 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine amara Måryd, Södra Sandby, Skåne 810620 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine bulbifera 1 Lund Bot Garden 080505 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine bulbifera 3 Röddinge Sk 140501 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine bulbifera 9 Stenshuvud, Södra Mellby Sk 140520 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine cf debilis 1 Taranaki (Mt Egmont) NZ 151110 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine cf debilis 2 Taranaki (Mt Egmont) NZ 151110 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine cf debilis 3 Taranaki (Mt Egmont) NZ 151110 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine cf debilis 8 Taranaki (Mt Egmont) NZ 151111 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine cf debilis 9 Taranaki (Mt Egmont) NZ 151111 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine flexuosa 4 Stenshuvud, Södra Mellby, Sk 080602 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine flexuosa 5 Anderstorp, Össjö Sk 140427 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine flexuosa 6 Anderstorp, Össjö Sk 140427 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine flexuosa 7 Anderstorp, Össjö Sk 140427 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine flexuosa 8 Anderstorp, Össjö Sk 140427 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine glanduligera 3 Garda de Sus, Romania 090615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine glanduligera 4 Garda de Sus, Romania 090615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine glauca 1 Göteborg Bot Garden 120628 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine glauca 3 above Metsovon, Greece 180627 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine gracilis 1 NW of Shangri-la, Yunnan 110708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine hirsuta 2 Höllviken, Sk 080503 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine hirsuta 3 Höllviken, Sk 080503 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine hirsuta 4 Höllviken, Sk 080503 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine impatiens 1 Röddinge, Skåne 810624 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine impatiens 10 Sölvesborg, Blekinge 150608 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine impatiens 2 Sveaplan, Stockholm 870630 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine impatiens 3 Lappkärret, Stockholm 150528 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine impatiens 4 Lappkärret, Stockholm 150528 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine impatiens 7 Sölvesborg, Blekinge 150608 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine impatiens 8 Sölvesborg, Blekinge 150608 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine impatiens 9 Sölvesborg, Blekinge 150608 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine loxostemonoides Yunnan 2011 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine parviflora 2 Falsterbo, Skåne 850602 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine parviflora 3 Falsterbo, Skåne 850602 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine parviflora 4 Falsterbo, Skåne 850602 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pentaphylla 1 Bergianska, Stockholm 050513 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pentaphylla 2 Bergianska, Stockholm 050513 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pentaphylla 3 Gorges du Furon FR 150704 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine plumieri 1 Chamrousse FR 150703 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine plumieri 2 Chamrousse FR 150703 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pratensis 1 Kungsmarken, Södra Sandby, Sk 110510 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pratensis 6 Lake Ferguson, Kangerlussuaq, Greenland 140701 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pratensis 7 Lake Ferguson, Kangerlussuaq, Greenland 140701 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pratensis 8 Lake Ferguson, Kangerlussuaq, Greenland 140701 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pratensis 9 Lake Ferguson, Kangerlussuaq, Greenland 140701 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pratensis ssp angustifolia 1 Unna Titer, Lule Lappmark 870717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pratensis ssp angustifolia 2 Unna Titer, Lule Lappmark 870717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine pratensis ssp angustifolia 4 Tverrdalen-Reindalen, Svalbard 790720 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine quinquefolia 1 between Tbilisi and Kazbegi, Georgia 170418 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine quinquefolia 2 between Tbilisi and Kazbegi, Georgia 170418 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine resedifolia 10 La Meije near Col du Lautaret FR 150708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine resedifolia 2 Stubnerkogel, Austria 080702 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine resedifolia 7 Chamrousse FR 150703 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine resedifolia 8 La Meije near Col du Lautaret FR 150708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Cardamine resedifolia 9 La Meije near Col du Lautaret FR 150708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).