(Upload on September 20 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) > Apocynaceae (キョウチクトウ科) > Amsonia elliptica
Amsonia Walt. (チョウジソウ)Choujisou (チョウジソウ, 丁字草), Japanese bluestarLifeform: perennial forb, 40 80 cm in height Distribution: Japan (south to central Hokkaido) - Korea - China RDB: NT Habitat: mesic grasslands or marshlands |
Poison: whote shoot (formerly used as medicine) Chromosome number: 2n = 22 |
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[1-3] in Experimental Station for Medical Plant Studies, Faculty of Medicine, Hokkaido University, on June 3 2022.