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(First upload on June 26 2008. Last on October 30 2017) [ 日本語 | English ]

Aruncus dioicus (Walt.) Fern.






Mount Usu / Sarobetsu post-mined peatland
From left: Crater basin in 1986 and 2006. Cottongrass / Daylily

Aruncus L. (ヤマブキショウマ)

One species is distributed in Japan

A. dioicus (Walt.) Fern.
var. tenuifolius (Nakai) Hara
Yamabukishouma (ヤマブキショウマ, 山吹升麻), bride's feathers
Lifeform: perennial forb
Distribution: widespread in the warm-and cool-temperate regions of the Northern Hemisphere
Habitat: wet forest edge, etc.

Field training on integrated environmental research (統合環境調査法実習) (fauna and flora 種リスト)

var. astilboides (Maxim.) Hara (ミヤマヤマブキショウマ)
var. insularis Hara (シマヤマブキショウマ)
var. subrotunda (Tatew.) Hara (アポイヤマブキショウマ)
Distribution: endemic to Mount Apoi (アポイ岳)
Leaf: smaller and thicker than the type
索引

Aruncus diocicus in Hokkaido


var. tenuifolius

ST1 ST2 ST3
ST4 ST5 ST6
[1] on Nakayama Pass skislope on July 25 1985. [2] On the caldera rim of Mount Usu on July 21 2010 ⇒ flora on Mount Usu. [3] at the western slope of Mount Yotei (羊蹄山), central Hokkaido, on June 28 2014. [4] at a riverside for field training on integrated environmetns near Usujiri, southern Hokkaido, on June 16 2015. [5] in Takoppe Wetland, Niikappu Town, south-central Hokkaido, on June 13 2016. [6] near a transplanted forest of Fraxinus mandshurica in the Experimental Forest of the University of Tokyo, Furano, central Hokkaido, on June 28 2017.

var. subrotunda

ST1 ST2 ST3
[1-3] at and around the sixth station on Mount Apoi, south-central Hokkaido, on June 15 2016.

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