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(First upload on December 4 2003. Last on December 4 2012) [ 日本語 | English ]

Chimaphila Pursh (ウメガサソウ) Ooumegasasou (オオウメガサソウ, 大梅笠草), pipsissewa (umbellate wintergreen) (The other common names: prince's pine, waxflower, wintergreen Lifeform: perennial shrub Distribution: boreal regions in the Northern Hemisphere The southern limit of distribution in Japan: Ibaragi Prefecture, Kanto District A few specimens have been stored in The Hokkaido University Museum (SAPS) Habitat: dry woodlands, or sandy soil → Flora on Mount Koma ⇒ RDB: near-threatened

Comprising circumboreal complex ssp. domingensis (S.F. Blake) Dorr (Dominican Republic) ssp. mexicana (DC.) Hultén (Mexico) var. umbellata (Eurasia) = This is on Mount Koma. var. occidentalis (Rydb.) Blake (western North America) var. cisatlantica Blake (eastern North America) var. acuta (Rydb.) Blake (Arizona and New Mexico)

Chimaphila umbellata in Hokkaido

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1 2 3
4 5 6
[1-4] on Mount Koma. [1] on July 21 2001 (JH Titus). [2] the establishment is often facilitated by a Salix reinii patch. [3] a clonal patch. [3] close-up of a shoot. [2-4] On the summit area of Mount Koma on July 21 2011. More than ten years have passed! [5/6] at a hill, southeast from Utonaito Swamp, central Hokkaido, on July 16 2012. Records: on the summit of Mount Koma on June 18 2022.