(First upload on September 4 2008. Last on October 9 2018) [ 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) > Saxifragaceae (ユキノシタ科) > Tiarella polyphylla
Tiarella L. (ズダヤクシュ)Zudayakusyu (ズダヤクシュ, 喘息薬種), foamflowerEtymology of Japanese name: medicine for asthma (喘息) Lifeform: perennial forb, with 10-40 m tallDistribution: Himalaya - China - Korea - Japan (Hokkaido - Honshu - Shikoku) |
Habitat: (needle-leaved) forests and forest edges
Field training on integrated environmental research (統合環境調査法実習) (fauna and flora 種リスト) Flower: white flowering between June and AugustLeaf: petiole = 1-13 cm long Chromosome number: 2n = 14 |
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[1] in Tomakomai Experimental Forest (ToEF) on June 10, 2008. [2] at the ToEF of Hokkaido University on May 21 2003. [3] at Meakan-Onneto Natural Forest, eastern Hokkaido, on June 25 2013. [4] on a trail to Matsuyama Bog, northern Hokkaido, on June 27 2018. [5/6] near a transplanted forest of Fraxinus mandshurica in the Experimental Forest of the University of Tokyo, Furano, central Hokkaido, on June 26 2017. Records: along Horonai River in ToEF on June 10 2022.