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Lathyrus (J.G.Sm. & Rydb.) Broich (Fabaceae)

Lathyrus (Pisum sativum var quadratum) 2 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus (Pisum sativum) 1 Lago San Rosalia, Sicily 190418 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus (Pisum sativum) 2 Lago San Rosalia, Sicily 190418 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus (Pisum sativum) 3 Lago San Rosalia, Sicily 190418 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus (Pisum sativum) 5 Lago San Rosalia, Sicily 190418 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus 1a Lund Bot Garden 120908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus 1b Lund Bot Garden 120908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus 1c Lund Bot Garden 120908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus 1e Lund Bot Garden 120908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus 1h Lund Bot Garden 120908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus 2 (cult) Brunnby Sk 120629 - Photo: Lars-Eric Olsson (© 2014 Jan Thomas Johansson).

Lathyrus annuus 1 Alanya, Turkey 090406 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus annuus 2 Alanya, Turkey 090406 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus annuus 3 Alanya, Turkey 090406 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus annuus 4 Alanya, Turkey 090406 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus annuus 5 Alanya, Turkey 090406 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus annuus 7 E of Dedoplistskaro, Georgia 170425 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus aphaca 5 Valchi Dol Reserve, Potochnitsa, Bulgaria 120510 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus aphaca 8 NW of Alanya, Turkey 090407 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus aphaca 9 Lastos, Karpathos, Greece 040522 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus cf magellanicus 1 Cerro de la Cruz, Zapallar, Chile 171105 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus cf magellanicus 2 Cerro de la Cruz, Zapallar, Chile 171105 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus cf magellanicus 3 Cerro de la Cruz, Zapallar, Chile 171105 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus cicera 1 near Coín, Andalusia SP 120326 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus cicera 2 near Coín, Andalusia SP 120326 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus cicera 3 near Coín, Andalusia SP 120326 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus cicera 4 near Coín, Andalusia SP 120326 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus cicera 5 near Coín, Andalusia SP 120326 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus cicera 6 near Coín, Andalusia SP 120326 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus cicera 7 near Coín, Andalusia SP 120326 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus cicera 8 near Coín, Andalusia SP 120326 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus clymenum 10 Copenhagen Bot Garden 140719 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus clymenum 11 Copenhagen Bot Garden 140719 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus clymenum 12 Copenhagen Bot Garden 140719 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus clymenum 13 Copenhagen Bot Garden 140719 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus clymenum 14 Soulia, Crete 110326 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus clymenum 15 Soulia, Crete 110326 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus clymenum 16 Ojén, Andalusia SP 120319 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus clymenum 17 Ojén, Andalusia SP 120319 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus clymenum 3 Barranco del Angustinos, La Palma 070418 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus clymenum 4 Barranco del Angustinos, La Palma 070418 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus clymenum 5 1 km S of Krisos Kambos, Crete 110327 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus clymenum 6 1 km S of Krisos Kambos, Crete 110327 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus clymenum 7 1 km S of Krisos Kambos, Crete 110327 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus clymenum 8 1 km S of Krisos Kambos, Crete 110327 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus clymenum 9 1 km S of Krisos Kambos, Crete 110327 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus digitatus 1 NW of Dadia, Thracia, Greece 060606 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus digitatus 8 Dolna Kula, Bulgaria 120509 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus digitatus 9 Dolna Kula, Bulgaria 120509 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus grandiflorus 2 Copenhagen Bot Garden 150626 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus grandiflorus 3 Copenhagen Bot Garden 150626 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus grandiflorus 4 near Mt Varnous, N Greece 180630 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus grandiflorus 5 near Mt Varnous, N Greece 180630 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus grandiflorus 6 near Mt Varnous, N Greece 180630 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus heterophyllus 13 Varholmen, Dala, Västergötland 140724 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus heterophyllus 14 Varholmen, Dala, Västergötland 140724 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus heterophyllus 3 Varholmen, Dala, Västergötland 140724 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus heterophyllus 4 Varholmen, Dala, Västergötland 140724 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus heterophyllus 5 Varholmen, Dala, Västergötland 140724 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus heterophyllus 9 Varholmen, Dala, Västergötland 140724 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hierosolymitanus 1 Alanya, Turkey 090405 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hierosolymitanus 2 Alanya, Turkey 090405 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hierosolymitanus 3 Alanya, Turkey 090405 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hierosolymitanus 4 Alanya, Turkey 090405 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 1 Jonstorp Sk 120819 - Photo: Lars-Eric Olsson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 11 Copenhagen Bot Garden 130913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 12 Copenhagen Bot Garden 130913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 13 Copenhagen Bot Garden 130913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 14 Copenhagen Bot Garden 130913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 16 Aröd, Kungälv, Bohuslän 180714 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 17 Aröd, Kungälv, Bohuslän 180714 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 19 Aröd, Kungälv, Bohuslän 180714 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 2 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 20 Aröd, Kungälv, Bohuslän 180714 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 3 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 4 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 5 Copenhagen Bot Garden 130913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 6 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 9 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus incurvus 1 Norje, Blekinge 950729 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus incurvus 12 Lund Bot Garden 090911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus incurvus 13 Lund Bot Garden 090911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus incurvus 14 Lund Bot Garden 150713 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus incurvus 16 Lund Bot Garden 150713 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus incurvus 2 Norje, Blekinge 110814 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus incurvus 3 Norje, Blekinge 110814 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus incurvus 4 Norje, Blekinge 110814 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus incurvus 5 Norje, Blekinge 950729 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus incurvus 6 Lund Bot Garden 090911 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus incurvus 8 Lund Bot Garden 090708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus japonicus ssp japonicus 1 Melsvik, Alta, Finnmark, Norway 220721 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus japonicus ssp japonicus 2 Melsvik, Alta, Finnmark, Norway 220721 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus japonicus ssp japonicus 3 Melsvik, Alta, Finnmark, Norway 220721 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus japonicus ssp japonicus 4 Melsvik, Alta, Finnmark, Norway 220721 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus japonicus ssp maritimus 1 Simrislund, Simris Sk 080531 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus japonicus ssp maritimus 2 Simrislund, Simris Sk 080531 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus japonicus ssp maritimus 3 Simrislund, Simris Sk 080531 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus japonicus ssp maritimus 5 Skanör Sk 130609 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus japonicus ssp maritimus 6 Papes Nature Park, Latvia 100715 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus japonicus ssp maritimus var acutifolius 3 southwestern Fanö, Jylland DK 140802 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus japonicus ssp maritimus var acutifolius 4 southwestern Fanö, Jylland DK 140802 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus japonicus ssp maritimus var acutifolius 6 southwestern Fanö, Jylland DK 140802 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus laevigatus ssp occidentalis 10 between Villar d'Arène and Col du Lautaret FR 150707 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus laevigatus ssp occidentalis 3 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus laevigatus ssp occidentalis 4 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus laevigatus ssp occidentalis 5 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus laevigatus ssp occidentalis 6 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus laevigatus ssp occidentalis 7 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus laevigatus ssp occidentalis 9 between Villar d'Arène and Col du Lautaret FR 150707 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus latifolius 1 E of Veseli, Czekia 950630 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus latifolius 3 Lund Sk 130806 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus latifolius 4 Lund Bot Garden 130816 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus latifolius 5 Lund Bot Garden 130816 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus latifolius 6 Lund Sk 130806 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus latifolius 7 Lund Sk 130806 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus latifolius 8 Lund Sk 130806 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus latifolius 9 Lund Sk 130806 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus laxiflorus 1 N of Polygyros, Greece 050526 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus laxiflorus 10 near Poroi village, Bulgaria 120506 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus laxiflorus 4 near Poroi village, Bulgaria 120506 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus laxiflorus 5 near Poroi village, Bulgaria 120506 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus laxiflorus 6 near Poroi village, Bulgaria 120506 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus laxiflorus 7 near Poroi village, Bulgaria 120506 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus laxiflorus 8 near Poroi village, Bulgaria 120506 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus laxiflorus 9 near Poroi village, Bulgaria 120506 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus linifolius 1 W of Täby, Uppland 060527 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus linifolius 2 Falsterbo Sk 110603 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus linifolius 3 Falsterbo Sk 110603 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus linifolius 4 Falsterbo Sk 110603 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus linifolius 5 Falsterbo Sk 120718 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus linifolius 6 Falsterbo Sk 120718 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus linifolius 7 Falsterbo Sk 120718 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus linifolius 8 Falsterbo Sk 120718 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus niger 1 Brunnby Sk 130615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus niger 10 Lund Bot Garden 130619 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus niger 11 Lund Bot Garden 130619 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus niger 12 Lund Bot Garden 080612 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus niger 13 Lund Bot Garden 080612 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus niger 14 Lund Bot Garden 150612 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus niger 16 Lund Bot Garden 150612 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus niger 17 Lund Bot Garden 150612 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus niger 2 Brunnby Sk 130615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus niger 3 Lund Bot Garden 130619 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus niger 6 Lund Bot Garden 080612 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus niger 7 Lund Bot Garden 080612 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus niger 8 Lund Bot Garden 130619 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus niger 9 Lund Bot Garden 130619 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 1 E of Topolovgrad, Bulgaria 120507 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 10 E of Topolovgrad, Bulgaria 120507 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 11 E of Topolovgrad, Bulgaria 120507 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 13 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 18 Kullaberg, Brunnby, Skåne 980615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 2 E of Topolovgrad, Bulgaria 120507 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 20 Körös-Maros Nat Park, Hungary 240510 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 21 Körös-Maros Nat Park, Hungary 240510 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 22 Körös-Maros Nat Park, Hungary 240510 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 3 E of Topolovgrad, Bulgaria 120507 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 4 E of Topolovgrad, Bulgaria 120507 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus ochrus 3 Copenhagen Bot Garden 150812 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus ochrus 4 Copenhagen Bot Garden 150812 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus ochrus 5 Copenhagen Bot Garden 150812 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus ochrus 6 Copenhagen Bot Garden 150812 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus oleraceus 10 Csobánc, Hungary 240606 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus oleraceus 11 Csobánc, Hungary 240606 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus oleraceus 12 Csobánc, Hungary 240606 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus oleraceus 9 Csobánc, Hungary 240606 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus palustris 11 Gnisvärd, Tofta, Gotland 170627 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus palustris 12 Gnisvärd, Tofta, Gotland 170627 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus palustris 13 Gnisvärd, Tofta, Gotland 170627 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus palustris 14 Gnisvärd, Tofta, Gotland 170627 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus palustris 15 Gnisvärd, Tofta, Gotland 170627 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus palustris 16 Gnisvärd, Tofta, Gotland 170627 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus palustris 17 Gnisvärd, Tofta, Gotland 170627 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus palustris 2 W of Lenstad, Torslunda, Öland 080614 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus palustris 3 W of Lenstad, Torslunda, Öland 080614 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus palustris 4 Gnisvärd, Tofta, Gotland 170627 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus palustris 5 Gnisvärd, Tofta, Gotland 170627 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pannonicus ssp varius 4 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pannonicus ssp varius 6 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pannonicus ssp varius 7 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pisiformis 12 Jalase Nature Reserve, Estonia 100718 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pisiformis 8 Lasila, Estonia 100708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pratensis 10 Höllviken Sk 120717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pratensis 11 Höllviken Sk 120717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pratensis 3 Höllviken Sk 120717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pratensis 4 Höllviken Sk 120717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pratensis 5 Höllviken Sk 120717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pratensis 6 Höllviken Sk 120717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pratensis 7 Höllviken Sk 120717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus roseus 1 Copenhagen Bot Garden 130604 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus roseus 2 Copenhagen Bot Garden 130604 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus roseus 3 Copenhagen Bot Garden 130604 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus roseus 4 Copenhagen Bot Garden 130604 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus roseus 5 Copenhagen Bot Garden 130604 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus roseus 7 Copenhagen Bot Garden 130604 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus roseus 8 Copenhagen Bot Garden 130604 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus roseus 9 Copenhagen Bot Garden 130604 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus rotundifolius ssp miniatus 1 W of Vanserum, Runsten, Öland 080615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus rotundifolius ssp miniatus 10 W of Vanserum, Runsten, Öland 080615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus rotundifolius ssp miniatus 11 W of Vanserum, Runsten, Öland 080615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus rotundifolius ssp miniatus 12 W of Vanserum, Runsten, Öland 080615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus rotundifolius ssp miniatus 13 W of Vanserum, Runsten, Öland 080615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus rotundifolius ssp miniatus 2 W of Vanserum, Runsten, Öland 080615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus rotundifolius ssp miniatus 3 W of Vanserum, Runsten, Öland 080615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus rotundifolius ssp miniatus 8 W of Vanserum, Runsten, Öland 080615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus rotundifolius ssp miniatus 9 W of Vanserum, Runsten, Öland 080615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sativus 1 (cult) Brunnby Sk 120620 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

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

Lathyrus sativus 4 (cult) Brunnby Sk 060801 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sativus 5 Copenhagen Bot Garden 140719 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sativus 6 Copenhagen Bot Garden 140719 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sativus 7 Copenhagen Bot Garden 140719 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus setifolius 1 Alanya, Turkey 090405 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus setifolius 4 Alanya, Turkey 090411 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus setifolius 5 Alanya, Turkey 090411 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sphaericus 11 near Krumovgrad, Bulgaria 120509 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sphaericus 15 Solvik, Kullaberg, Brunnby, Skåne 750525 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sphaericus 16 (cult) Sölvesborg, Blekinge 150608 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sphaericus 3 Hammershus, Bornholm DK 120602 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sphaericus 4 Hammershus, Bornholm DK 120602 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sphaericus 5 Hammershus, Bornholm DK 120602 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sphaericus 6 Hammershus, Bornholm DK 120602 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus subandinus 1 Res. Nac. Yerba Loca E of Santiago, Chile 171109 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus subandinus 2 Res. Nac. Yerba Loca E of Santiago, Chile 171109 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus subandinus 4 Res. Nac. Yerba Loca E of Santiago, Chile 171109 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sylvestris 1 Himmelev Grusgrav N of Roskilde, Sjaelland DK 130628 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sylvestris 2 Himmelev Grusgrav N of Roskilde, Sjaelland DK 130628 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sylvestris 4 Himmelev Grusgrav N of Roskilde, Sjaelland DK 130628 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sylvestris 5 Himmelev Grusgrav N of Roskilde, Sjaelland DK 130628 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sylvestris 8 Himmelev Grusgrav N of Roskilde, Sjaelland DK 130628 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tingitanus 10 Chamorga, Anaga, Tenerife 160407 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tingitanus 11 Chamorga, Anaga, Tenerife 160407 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tingitanus 12 Chamorga, Anaga, Tenerife 160407 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tingitanus 2 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tingitanus 4 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tingitanus 6 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tingitanus 7 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tingitanus 9 Masca, Tenerife 940310 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tuberosus 10 Lund Bot Garden 140821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tuberosus 11 Copenhagen Bot Garden 150626 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tuberosus 12 Copenhagen Bot Garden 150626 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tuberosus 3 Copenhagen Bot Garden 130913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tuberosus 4 Copenhagen Bot Garden 130913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tuberosus 5 Copenhagen Bot Garden 130913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tuberosus 6 Lund Bot Garden 140821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tuberosus 7 Lund Bot Garden 140821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tuberosus 8 Lund Bot Garden 140821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus venetus 1 Monis Gorgianis near old road to Grevena, N Greece 180628 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus venetus 2 Monis Gorgianis near old road to Grevena, N Greece 180628 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus venetus 3 Monis Gorgianis near old road to Grevena, N Greece 180628 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus venetus 4 Monis Gorgianis near old road to Grevena, N Greece 180628 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus venetus 5 Kaposvár in the Zselic area, Hungary 240507 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus venetus 6 Kaposvár in the Zselic area, Hungary 240507 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus vernus 1 Lund Bot Garden 120504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus vernus 2 Lund Bot Garden 120504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus vernus 3 Lund Bot Garden 120504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus vestitus ssp alefeldii 3 Santa Margarita River, CA 130415 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus vestitus ssp alefeldii 4 Santa Margarita River, CA 130415 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus vestitus ssp alefeldii 5 Santa Margarita River, CA 130415 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus vestitus ssp alefeldii 9 Santa Margarita River, CA 130415 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus (Pisum sativum ssp asiaticum) Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus (Pisum sativum var quadratum) 1 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus (Pisum sativum var quadratum) 3 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus (Pisum sativum) 4 Lago San Rosalia, Sicily 190418 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus 1d Lund Bot Garden 120908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus 1f Lund Bot Garden 120908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus 1g Lund Bot Garden 120908 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus annuus 6 E of Dedoplistskaro, Georgia 170425 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus aphaca 1 Valchi Dol Reserve, Potochnitsa, Bulgaria 120510 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus aphaca 2 Valchi Dol Reserve, Potochnitsa, Bulgaria 120510 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus aphaca 3 Valchi Dol Reserve, Potochnitsa, Bulgaria 120510 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus aphaca 4 Valchi Dol Reserve, Potochnitsa, Bulgaria 120510 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus aphaca 6 Valchi Dol Reserve, Potochnitsa, Bulgaria 120510 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus aphaca 7 NW of Alanya, Turkey 090407 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus cf cicera 1 Kotsifou, Crete 110329 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus cf cicera 2 Kotsifou, Crete 110329 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus cf cicera 3 Kotsifou, Crete 110329 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus cf cicera 4 Kotsifou, Crete 110329 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus cicera 10 Hoces del Rio Duratón near Sepúlveda SP 140504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus cicera 11 Hoces del Rio Duratón near Sepúlveda SP 140504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus cicera 12 Hoces del Rio Duratón near Sepúlveda SP 140504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus cicera 9 Hoces del Rio Duratón near Sepúlveda SP 140504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus clymenum 1 Barranco del Angustinos, La Palma 070418 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus clymenum 18 Pantallica area, Sicily 190416 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus clymenum 19 Pantallica area, Sicily 190416 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus clymenum 2 Barranco del Angustinos, La Palma 070418 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus digitatus 10 Dolna Kula, Bulgaria 120509 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus digitatus 11 Dolna Kula, Bulgaria 120509 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus digitatus 2 Dolna Kula, Bulgaria 120509 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus digitatus 3 Dolna Kula, Bulgaria 120509 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus digitatus 4 Dolna Kula, Bulgaria 120509 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus digitatus 5 Dolna Kula, Bulgaria 120509 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus digitatus 6 Dolna Kula, Bulgaria 120509 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus digitatus 7 Dolna Kula, Bulgaria 120509 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus grandiflorus 1 Copenhagen Bot Garden 150626 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus heterophyllus 1 Varholmen, Dala, Västergötland 120712 (Lars-Eric Olsson) - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus heterophyllus 10 Varholmen, Dala, Västergötland 140724 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus heterophyllus 11 Varholmen, Dala, Västergötland 140724 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus heterophyllus 12 Varholmen, Dala, Västergötland 140724 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus heterophyllus 2 Varholmen, Dala, Västergötland 120712 (Lars-Eric Olsson) - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus heterophyllus 6 Varholmen, Dala, Västergötland 140724 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus heterophyllus 7 Varholmen, Dala, Västergötland 140724 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus heterophyllus 8 Varholmen, Dala, Västergötland 140724 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 10 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 11 Aröd, Kungälv, Bohuslän 180714 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 12 Aröd, Kungälv, Bohuslän 180714 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 13 Aröd, Kungälv, Bohuslän 180714 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 14 Aröd, Kungälv, Bohuslän 180714 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 15 Aröd, Kungälv, Bohuslän 180714 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 18 Aröd, Kungälv, Bohuslän 180714 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 7 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus hirsutus 8 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus incurvus 10 Lund Bot Garden 090722 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus incurvus 11 Lund Bot Garden 090708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus incurvus 15 Lund Bot Garden 150713 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus incurvus 17 Lund Bot Garden 150713 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus incurvus 7 Lund Bot Garden 090722 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus incurvus 9 Lund Bot Garden 090708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus japonicus ssp maritimus 4 Simrislund, Simris Sk 080531 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus japonicus ssp maritimus var acutifolius 1 southwestern Fanö, Jylland DK 080808 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus japonicus ssp maritimus var acutifolius 2 southwestern Fanö, Jylland DK 080808 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus japonicus ssp maritimus var acutifolius 5 southwestern Fanö, Jylland DK 140802 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus laevigatus ssp occidentalis 1 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus laevigatus ssp occidentalis 2 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus laevigatus ssp occidentalis 8 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus latifolius 2 E of Veseli, Czekia 950630 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus laxiflorus 2 near Poroi village, Bulgaria 120506 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus laxiflorus 3 near Poroi village, Bulgaria 120506 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus niger 15 Lund Bot Garden 150612 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus niger 18 Lund Bot Garden 150612 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus niger 19 Arontorp, Torslunda, Öland 150607 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus niger 4 Lund Bot Garden 130619 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus niger 5 Lund Bot Garden 130619 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 12 E of Topolovgrad, Bulgaria 120507 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 14 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 15 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 16 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 17 Kullaberg, Brunnby, Skåne 980615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 19 Körös-Maros Nat Park, Hungary 240510 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 5 E of Topolovgrad, Bulgaria 120507 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 6 E of Topolovgrad, Bulgaria 120507 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 7 E of Topolovgrad, Bulgaria 120507 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 8 E of Topolovgrad, Bulgaria 120507 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus nissolia 9 E of Topolovgrad, Bulgaria 120507 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus ochrus 1 Copenhagen Bot Garden 150812 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus ochrus 2 Copenhagen Bot Garden 150812 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus palustris 1 Norra Lingenäset, Kristianstad, Skåne 820702 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus palustris 10 Gnisvärd, Tofta, Gotland 170627 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus palustris 18 Gnisvärd, Tofta, Gotland 170627 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus palustris 19 Gnisvärd, Tofta, Gotland 170627 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus palustris 6 Gnisvärd, Tofta, Gotland 170627 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus palustris 7 Gnisvärd, Tofta, Gotland 170627 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus palustris 8 Gnisvärd, Tofta, Gotland 170627 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus palustris 9 Gnisvärd, Tofta, Gotland 170627 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pannonicus ssp varius 1 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pannonicus ssp varius 2 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pannonicus ssp varius 3 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pannonicus ssp varius 5 Copenhagen Bot Garden 130516 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pisiformis 1 Lasila, Estonia 100708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pisiformis 10 Lasila, Estonia 100708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pisiformis 11 Jalase Nature Reserve, Estonia 100718 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pisiformis 2 Lasila, Estonia 100708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pisiformis 3 Lasila, Estonia 100708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pisiformis 4 Lasila, Estonia 100708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pisiformis 5 Lasila, Estonia 100708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pisiformis 6 Lasila, Estonia 100708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pisiformis 7 Lasila, Estonia 100708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pisiformis 9 Lasila, Estonia 100708 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pratensis 1 main road near road to Saaramaa, Valkeala FI 120730 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pratensis 2 main road near road to Saaramaa, Valkeala FI 120730 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pratensis 8 Höllviken Sk 120717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus pratensis 9 Höllviken Sk 120717 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus roseus 6 Copenhagen Bot Garden 130604 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus rotundifolius ssp miniatus 4 W of Vanserum, Runsten, Öland 080615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus rotundifolius ssp miniatus 5 W of Vanserum, Runsten, Öland 080615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus rotundifolius ssp miniatus 6 W of Vanserum, Runsten, Öland 080615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus rotundifolius ssp miniatus 7 W of Vanserum, Runsten, Öland 080615 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sativus 3 (cult) Brunnby Sk 120620 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus setifolius 2 Alanya, Turkey 090405 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus setifolius 3 Alanya, Turkey 090405 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sphaericus 1 Flinck's Garden, Bjuv Sk 140518 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sphaericus 10 near Krumovgrad, Bulgaria 120509 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sphaericus 12 near Krumovgrad, Bulgaria 120509 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sphaericus 13 near Krumovgrad, Bulgaria 120509 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sphaericus 14 Kullaberg golf course, Brunnby, Skåne 960616 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sphaericus 17 (cult) Sölvesborg, Blekinge 150608 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sphaericus 2 Flinck's Garden, Bjuv Sk 140518 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sphaericus 7 near Krumovgrad, Bulgaria 120509 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sphaericus 8 near Krumovgrad, Bulgaria 120509 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sphaericus 9 near Krumovgrad, Bulgaria 120509 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus subandinus 3 Res. Nac. Yerba Loca E of Santiago, Chile 171109 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sylvestris 10 Himmelev Grusgrav N of Roskilde, Sjaelland DK 130628 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sylvestris 11 S of Byxelkrok, Böda, Öland 940630 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sylvestris 12 S of Byxelkrok, Böda, Öland 940630 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sylvestris 13 E of Edsberg, Sollentuna, Uppland 980711 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sylvestris 3 Himmelev Grusgrav N of Roskilde, Sjaelland DK 130628 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sylvestris 6 Himmelev Grusgrav N of Roskilde, Sjaelland DK 130628 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sylvestris 7 Himmelev Grusgrav N of Roskilde, Sjaelland DK 130628 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus sylvestris 9 Himmelev Grusgrav N of Roskilde, Sjaelland DK 130628 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tingitanus 1 Las Tricias, La Palma 070420 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tingitanus 3 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tingitanus 5 Copenhagen Bot Garden 130821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tingitanus 8 Masca, Tenerife 940310 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tuberosus 1 Copenhagen Bot Garden 130913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tuberosus 2 Copenhagen Bot Garden 130913 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus tuberosus 9 Lund Bot Garden 140821 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus venetus 7 Kaposvár in the Zselic area, Hungary 240507 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus venetus 8 Kaposvár in the Zselic area, Hungary 240507 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus vernus 4 Lund Bot Garden 120504 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus vestitus ssp alefeldii 1 Santa Margarita River, CA 130415 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus vestitus ssp alefeldii 2 Santa Margarita River, CA 130415 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus vestitus ssp alefeldii 6 Santa Margarita River, CA 130415 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus vestitus ssp alefeldii 7 Santa Margarita River, CA 130415 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).

Lathyrus vestitus ssp alefeldii 8 Santa Margarita River, CA 130415 - Photo: Jan Thomas Johansson (© 2014 Jan Thomas Johansson).