(First upload on December 15 2012. Last on August 10 2022) [ 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) > Rubiaceae (アカネ科) > Galium trifidum
Galium L. (ヤエムグラ)G. trifidum L.Hosobanoyotsubamugura (ホソバノヨツバムグラ, 細葉ノ四葉葎, s.l.), threepetal bedstraw Lifeform: perennial forb < 40 cm tall Distribution: China - Russia - Korea - Japan - USA - Canada |
Habitat: wetlands (湿原), and the margins Chromosome number: 2n = 24, or 48 Synonyms:
Galium trifidum L. var. brevipedunculatum Regel ssp. trifidum (イトヨツバムグラ), the type, in boreal regions (not reported from Japan) |
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[1-3] in Abira wetland, central Hokkaido, on July 16 2012. [4/5] near Akanuma Pond on Kushiro Wetland, eastern Hokkaido, on June 28 2015. [6-8] close to a pond along Atsuma Coast (浜厚真), central Hokkaido. [6] on June 16 2020. [7/8] on August 2 2022.