| Family | Orchidaceae |
| Subfamily | Epidendroideae |
| Tribe | Calypsoeae |
| Scientific name | Cremastra unguiculata (Finet) Finet |
| Synonyms | Oreorchis unguiculata Finet |
| Common name | (Japanese common name) token-ran (トケンラン, 杜鵑蘭 [meaning: token orchid (token = Cuculus poliocephalus)]) |
| (English common name) none | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku |
| (Other nations) Korea | |
| Chromosomal number | 2n=48, 50 |
| Description | Leaves 10-15cm long. Scapes single electing 25-40cm tall. Flowers sepals 18-20mm, flowering in May to June. Terrestrial. Perennial plants. |
| Reference | Cremastra unguiculata (Finet) Finet |
| Cremastra unguiculata (Finet) Finet | |
| Cremastra unguiculata (Finet) Finet | |
| Note | Rare species. Hemisaprophyte. |
| May 2008 at Tsukuba Botanical Garden |
May 2008 at Tsukuba Botanical Garden |
May 2008 at Tsukuba Botanical Garden |
| November 2009 at Tsukuba Botanical Garden |
| (variegata) |
| December 2009 at a Nursery |