| Family | Liliaceae |
| Subfamily | Calochortoideae |
| Scientific name | Tricyrtis formosana Baker |
| Synonyms | none |
| Common name | (Japanese common name) taiwan hototogisu (タイワンホトトギス, 台湾杜鵑 [meaning: Taiwan hototogisu (hototogisu = Cuculus poliocephalus)]) |
| (English common name) Taiwan toadlily | |
| Distribution | (Japan) Okinawa (Iriomote Island) |
| (Other nations) Taiwan | |
| Habitat | Garden, roadside |
| Chromosomal number | 2n=26 |
| Description | Plants 60-100cm tall. Leaves 8-13cm long, 2.5-4.5cm wide. Flowers purple perianths each 2-4cm long, flowering in September to October. Perennial plants. |
| Reference | Tricyrtis formosana Baker |
| Tricyrtis formosana Baker | |
| 'Samurai' Toad Lily | |
| Note | Some authors describe that Tricyrtis stolonifera Matsumura (syn. Tricyrtis formosana Baker var. stolonifera (Matsumura) Masamune) is a synonym of Tricyrtis formosana Baker (Tricyrtis formosana Baker var. formosana). |
| The United States Patent and Trademark Office (USPTO) accepted and issued many plant patents for Tricyrtis hybrids. |
| September 2007 at Shinjuku Gyoen National Garden |
September 2007 at Shinjuku Gyoen National Garden |
September 2007 at Shinjuku Gyoen National Garden |