| Family | Poaceae (alt. Gramineae) |
| Scientific name | Hakonechloa macra (Munro ex S. Moore) Makino ex Honda |
| Synonyms | Hakonechloa macra (Munro) Makino ex Honda forma albovariegata Ohwi; Hakonechloa macra (Munro) Makino ex Honda forma aureola Ohwi; Phragmites macer Munro ex S. Moore |
| Common name | (Japanese common name) ura-ha-gusa [reverse leaves grass], fuchi-sou [wind knows the grass] |
| (English common name) Hakone grass | |
| Distribution | (Japan) Honshu (Pacific Ocean side of Central region) |
| (Other nations) none | |
| Chromosomal number | 2n=50 |
| Description | Culms 20-40cm. Leaves 1.5-4mm width. Flowers inflorescences 3-8cm, spikelets 3-3.5mm, flowering in April to June. Annual plants. |
| Reference | Hakonechloa macra (Munro) Makino |
| Methods of creating dwarf phenotypes in plants (US Patent 20020194646) | |
| Note | Endemic to Japan. |
| October 2007 at Koishikawa Botanical Garden |
October 2007 at Koishikawa Botanical Garden |
October 2007 at Koishikawa Botanical Garden |
| October 2007 at Koishikawa Botanical Garden |
October 2007 at Koishikawa Botanical Garden |
October 2007 at Koishikawa Botanical Garden |
| October 2007 at Nikko Botanical Garden |