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| October 2007 at lowland swamp |
October 2007 at lowland swamp |
October 2007 at lowland swamp |
| Family | Poaceae (alt. Gramineae) |
| Scientific name | Leersia sayanuka Ohwi |
| Synonyms | Homalocenchrus oryzoides (L.) Haller var. japonicus (Hackel) Honda; Leersia hackelii Keng; Leersia oryzoides (L.) Swartz subsp. japonica (Hackel) T. Koyama; Leersia oryzoides (L.) Swartz var. japonica Hackel; Leersia oryzoides (L.) Swartz var. sayanuka (Ohwi) T. Koyama |
| Common name | (Japanese common name) saya-nuka-gusa [sheath small weed] |
| (English common name) none | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu |
| (Other nations) Korea, China | |
| Chromosomal number | 2n=60 |
| Description | Plants 40-70cm. Leaves 6-10mm length, 1cm width. Flowers inflorescences 5-10cm, spikelets 4.5-6mm, flowering in September to October. Perennial plants. |
| Reference | Leersia sayanuka Ohwi |
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| October 2007 at lowland swamp |
October 2007 at lowland swamp |
October 2007 at lowland swamp |
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| October 2007 at lowland swamp |
October 2007 at lowland swamp |
