| Family | Cyperaceae |
| Scientific name | Carex morrowii Boott |
| Synonyms | Carex arcuata Franchet; Carex morrowii Boott forma expallida |
| Common name | (Japanese common name) kan-suge [winter sedge] |
| (English common name) Japanese sedge, Japanese sedge grass | |
| Distribution | (Japan) Honshu, Shikoku, Kyushu |
| (Other nations) none | |
| Chromosomal number | 2n=38 |
| Description | Culms 20-35cm tall. Leaves 5-10mm wide. Flowers, flowering in March to May. Perennial plants. |
| Reference | Carex morrowii Boott |
| Plant extracts and compositions comprising extracellular protease inhibitors (US Patent 20040175439) | |
| Enzymatic method for the isolation of DNA from plant tissue (US Patent 20060134617) | |
| Enzymatic method for the isolation of DNA from plant tissue (WIPO Patent WO/2004/056984) | |
| Plant extract having matrix metalloprotease inhibiting activity and dermatological uses therof (WIPO Patent WO/2006/053415) | |
| Note | Carex oshimensis is not a synonym of Carex morrowii. Carex hachijoensis is not a synonym of Carex morrowii. |
| March 2008 at Kochi Prefecture Makino Botanical Garden |
March 2008 at Kochi Prefecture Makino Botanical Garden |
March 2008 at Kochi Prefecture Makino Botanical Garden |
| April 2007 at Tsukuba Botanical Garden |
April 2007 at Tsukuba Botanical Garden |