| Family | Poaceae (alt. Gramineae) |
| Scientific name | Panicum bisulcatum Thunberg |
| Synonyms | Panicum acroanthum Steudel; Panicum acroanthum Steudel var. brevipedicellatum Hackel; Panicum coloratum F. Müller; Panicum melananthum F. Müller |
| Common name | (Japanese common name) nuka-kibi [tiny kibi (kibi = Panicum miliaceum)] |
| (English common name) Japanese panicgrass | |
| Distribution | (Japan) Hokkaido, Honshu, Shikoku, Kyushu, Okinawa |
| (Other nations) Russia (Far East), Korea, China, Taiwan, Philippines, Vietnam, Thailand, Laos, Cambodia, Malaysia, Indonesia, Australia, Pacific Islands, Myanmar, India | |
| Chromosomal number | 2n=36, 54 |
| Description | Culms 30-90cm. Leaves 5-20cm length, 4-10mm width. Flowers inflorescences 15-30cm, spikelets ca. 2mm, flowering in July to October. Annual plants. |
| Reference | Panicum bisulcatum Thunb. |
| Panicum bisulcatum Thunberg |
| October 2007 at lowland forest edge |
October 2007 at lowland forest edge |
| October 2007 at lowland forest edge |
October 2007 at lowland forest edge |