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(First upload on October 12 2009. Last on October 28 2017) [ 日本語 | English ]

Calamagrostis Adans. (ノガリヤス) Yama-awa (ヤマアワ, 山粟), chee reedgrass Lifeform: perennial grass Distribution: widespread in the temperate regions of the Northern Hemisphere Habitat: grasslands, common on the volcano Mount Usu in the early stages after the succession Chromosome number: 2n = 28, 42 or 56

Synonyms: Deyeuxia epigeios (L.) Mabb., often used Arundo epigeios L. C. epigeios (L.) Roth ssp. extremiorientalis Tzvelev, var. extremiorientalis (Tzvelev) Kitag., and C. extremiorientalis (Tzvelev) Probat. Five subspecies reported from Russia (Tsvelev 1976), three of them are distributed in Japan ssp. extremiorientalis Tzvelev (イヌヤマアワ) ssp. glomerata (Boiss. et Buhse) Tzvelev ssp. epigeios,the type

Calamagrostis epigeios in Hokkaido

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[1/2] established with Miscanthus sinensis in the Nishiyama Craters on August 30 2017. [3] seedlings emerged directly from spikes. Near the Nishiyama Crater on June 20 2006. ⇒ Flora on Mount Usu. [4] along the Sosei River, N22E1, East Ward, Sapporo, on July 9 2014. Discarded: on the foot of Nishiyama Craters on September 9 2009. Record: on a small hill in an area for establishing a thermal power plant on the Okotsu District (興津) of Kushiro City, western Hokkaido, on September 26 2017. Along a walkboard in a post-mined peatland near Sarobetsu Visitor Center, northern Hokkaido, on August 13 2021. Near Hakone Climbing Cable Car Koen-shimo Station, Hakone, on August 20 2021.