(Upload on January 5 2013) [ 日本語 | English ]
Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily
HOME > Plant list (植物リスト) > Polygonaceae (タデ科) > Polygonum debile
Polygonum L. (タデ)Miyamatanisoba (ミヤマタニソバ, 深山谷蕎麦), mountain nepalese smartweed * (* tentative)Lifeform: annual forb Distribution: Korea - Japan (except Hokkaido) Mount Takao forest for recreational use (高尾山自然休養林) Habitat: mesic forestsStem: non-erect Chromosome number: 2n = 16 ⇒ Polygonum nepalense (タニソバ) |
Synonyms:
Persicaria debilis (Meisn.) H. Gross ex W. T. Lee |
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[1-3] at a 6th trail near the Biwa Falls on Mount Takao (599 m elevation), Tokyo, on October 21 2013.