| Family | Cyperaceae |
| Scientific name | Carex mollicula Boott |
| Synonyms | Carex arcuata Franchet |
| Common name | (Japanese common name) hime-shira-suge [dwarf white sedge] |
| (English common name) none | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu |
| (Other nations) Russia (Sakhalin, Kuril Islands), Korea, China | |
| Chromosomal number | 2n=56, 66, 68, 70 |
| Description | Culms 15-30cm tall. Leaves 4-8mm wide. Flowers male spikelets 1.5-2.5cm at top, female spikelets 1.5-3cm, flowering in May to July. Perennial plants. |
| May 2006 at mountane forest |
May 2006 at mountane forest |
May 2006 at mountane forest |