372
1221
Flowers > 3 cm wide
Cypripedium
calceolus L.
1221
Flowers < 3 cm wide
1222
1222
Lower petal with 3
deep lobes
Herminium
monorchis (L.) R.
Br.
1222
Lower petal entire, at
most with 2 indistinct
lateral lobes
Chamorchis alpina
(L.) Rich.
1223
Lower petal white or
whitish
1224
1223
Lower petal not white
1228
1...,362,363,364,365,366,367,368,369,370,371
373,374,375,376,377,378,379,380,381,382,...444