(Upload on December 23 2015) [ 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 multiflorum
Polygonum L. (タデ)Tsurudokudami (ツルドクダミ, 蔓毒溜), tuber fleeceflowerLifeform: herbaceous perennial vine, with large tuberous roots Distribution: originally in central and southern China (exotic to Japan, reported from south to Honshu Island) Habitat: woods in the original regions (roadsides, crop fields, etc.) Use: medicine (何首烏) → introduced for medicine and escaped |
Synonyms:
Fallopia multiflora (Thunb.) Haraldson Synonyms: Polygonum hypoleucum Ohwi |
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[1] on a paved road adjacent to Hama-rikyu Gardens, Tokyo, on November 13 2015.