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(First upload on November 7 2013. Last on September 26 2016) [ 日本語 | English ]

Pyrola L. (イチヤクソウ) Ichiyakusou (イチヤクソウ, 一薬草), Japanese wintergreen * (* tentative) Lifeform: evergreen perennial forb Distribution: northeastern China - Taiwan - Korea - Japan Habitat: forest floor

⇒ flora: Mount Koma, Mount Usu Sepal: long ↔ P. renifolia: less Chromosome number: 2n = 46 var. subaphylla (Maxim.) H. Anders (ヒトツバイチヤクソウ) f. rosiflora H. Hara (オオベニバナイチヤクソウ)

Pyrola japonica in Hokkaido

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[1-6] near the permanent plots for monitoring revegetation after the 1977-78 eruptions in the crater basin of Mount Usu. [1-3] on July 18 2013. [4-6] on June 27 2016.

var. subaphylla

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[1-3] at a hill, southeast from Utonaito Swamp, central Hokkaido, on July 16 2012 (my birthday). Here, Chimaphila umbellata and C. japonica also established.