(First upload on November 16 2021. Last on August 29 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) > Asclepiadaceae (ガガイモ科) > Asclepias syriaca
Asclepias L. (トウワタ)O-towata (オオトウワタ, cardiac glycosides), common milkweed, butterfly flower, silky swallow-wort, and Virginia silkweedLifeform: clonal perennial forb, developing rhizomes Distribution: southern Canada and the United States (east of the Rocky Mountains, excluding dry prairies) Habitat: sandy soils |
Chemical components: white latex containing cardiac glycosides, nicotines, etc. |
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[1-6] in Experimental Station for Medical Plant Studies, Faculty of Medicine, Hokkaido University. [1-4] on September 8 2021. [5/6] on August 25 2022.