| Family | Liliaceae |
| Subfamily | Calochortoideae |
| Scientific name | Tricyrtis nana Yatabe |
| Synonyms | Tricyrtis flava Maximovicz var. nana (Yatabe) Makino; Tricyrtis kyusyuensis Masamune var. pseudoflava Masamune |
| Common name | (Japanese common name) chabo-hototogisu (チャボホトトギス, 矮鶏杜鵑 [meaning: dwarf chicken hototogisu (hototogisu = Tricyrtis hirta (Thunberg) Hooker])) |
| (English common name) none | |
| Distribution | (Japan) Honshu (west of Shizuoka Prefecture), Shikoku, Kyushu |
| (Other nations) none | |
| Habitat | Mountane streamside |
| Chromosomal number | 2n=26 |
| Description | Plants 2-15cm tall. Leaves 5-15cm long. Flowers yellow perianths each 20-24mm long, flowering in August to September. Perennial plants. |
| Reference | Tricyrtis nana Yatabe |
| Tricyrtis nana Yatabe | |
| Leaf flavonoid patterns in the genus Tricyrtis (Tricyrtidaceae sensu stricto, Liliaceae sensu lato) | |
| The effect of geographic range and dichogamy on genetic variability and population genetic structure in Tricyrtis section Flavae (Liliaceae) | |
| Note | Endemic to Japan. Rare species. |
| October 2010 at my home |
October 2010 at my home |