(First upload on January 29 2013. Last on September 20 2020) [ 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) > Cyperaceae (カヤツリグサ科) > Scirpus wichurae
Scirpus L. (ホタルイ)S. wichurae Böck.Aburagaya (アブラガヤ, 油萱, s.l.), long pine-cone bulrushLifeform: large, perennial sedge < 2 m high Distribution: east Asia, including Japan Habitat: open, wet sites Field training on integrated environmental research (統合環境調査法実習) (fauna and flora 種リスト) Variety: controversial due to diverse morphology → many synonyms |
ssp. asiaticus (Beetle) T. Koyama (エゾアブラガヤ): globular spicule (syn. S. asiaticus Beetle) var. lushanensis (Ohwi) T. Koyama (チュウゴクアブラガヤ) f. cylindricus (Makino) Nemoto (シデアブラガヤ): spiring spicule f. concolor (Maxim.) Ohwi (アブラガヤ, s.s.) f. wichurae (アイバソウ): 2n = 66 |
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[1/2] in Abira wetland, central Hokkaido, on July 16 2012. [3] in Shibetsu wetland, eastern Hokkaido, on Augsut 28 2020. Records: along a walkboard in a post-mined peatland near Sarobetsu Visitor Center, northern Hokkaido, on August 13 2021.