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(First upload on October 31 2017. Last on March 25 2024) [ 日本語 | English ]

Polygonum L. (タデ) Tsurutade (ツルタデ, 蔓蓼), climbing false buckwheat, thicket bindweed, etc. Tsuruitadori (ツルイタドリ, 蔓痛取) Lifeform: annual forb (vine) Distribution: Eurasia (extotic to Japan, controversial) Habitat: roadsides, waste lands, etc. Fruit: developing three wings Chromosome number: 2n = 20

Synonyms: Fallopia dumetorum (L.) Holub, often used Fallopia pauciflora (Maxim.) Kitag. Polygonum pauciflorum Maxim. Bilderdykia pauciflora (Maxim.) Nakai Bilderdykia dumetorum (L.) Dumort. Fallopia dumetorum (L.) Holub var. pauciflora (Maxim.) A. J. Li

Polygonum dumetorum in Hokkaido

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1 2 3 4
[1-3] at a wired fence on N16/W4, North Ward, Sapporo, on August 3 2017. [4] near the former NHK Broadcast Station at Katsura-cho, Abashiri City, on July 22 1984. Ths station was renewed for using as a seminar house.