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(First upload on October 29 2020. Last on May 27 2025) [ 日本語 | English ]

Gonocarpus Thunb. (アリノトウグサ)

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G. chinensis (Lour.) Orchard (ナガバアリノトウグサ)

G. micranthus Thunb. (アリノトウグサ)

Gonocarpus micranthus in Hokkaido

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Arinotougusa (アリノトウグサ, 蟻塔草), creeping raspwort Lifeform: creeping, perennial forb Distribution: central to eastern Asia between India and Indonesia including Japan - Australia - New Zealand

Habitat: (sunny) grassy marshlands Chromosome number: 2n = 12 Synonyms: Haloragis micrantha (Thunb.) R. Br. ex Siebold et Zucc., formerly used

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[1/2] along the shore of Echigo Pond in Ebetsu City on October 8 2017. [3/4] in Shizukari wetland on September 9 2020. [5/6] in Horomui restoration area, Nanporo Town, central Hokkaido, on November 3 2024.