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(First upload on November 7 2012. Last on October 9 2017) [ 日本語 | English ]

Sorbus sambucifolia (Cham. et Schltdl.) M. Roem.






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

[S. sambucifolia, S. scopulina, S. pohuashanensis]

Sorbus L. (ナナカマド)
S. sambucifolia (Cham. et Schltdl.) M. Roem.
Takanenanakamado (タカネナナカマド, 高嶺七竃), Siberian mountainash
Lifeform: deciduous shrub < a few meters high
Distribution: Far East - Korea - northern Japan
Habitat: forest edges and shrublands, basically in alpine and subalpine zones
Flower: slightly-nutational, white - pink
Leaflet: 7-11
Seed dispersal: animal
var. pseudoglacilis C. K. Schneid. (ミヤマナナカマド)
Distribution: north to central Honshu in subalpine and alpine zones
Flower: erect, white
Leaflet: 7-9
索引

Sorbus sambucifolia in Hokkaido


ST1 ST2
ST3 ST4
[1-4] at a trail on Mount Tomamu on July 20 2012.

var. pseudoglacilis

ST1 ST2
[1/2] at the seventh station on Mount Apoi (アポイ岳), south-central Hokkaido, on June 15 2016.

Sorbus scopulina Greene in interior Alaska


ST1 ST2 Greene mountainash (グリーンナナカマド*, * tentative)
Lifeform: deciduous shrub ≈ 6 m high
Distribution: western North America
Habitat: on moist soils
Synonyms:

Sorbus dumosa Greene
Sorbus alaskana G. N. Jones

ST3 ST4 [1-4] at the campus of the University of Alaska at Fairbanks on August 17 2013.

Sorbus pohuashanensis (Hance) Hedl. in northeastern China


ST1 ST2
S. pohuashanensis (Hance) Hedl.
Tounanakamado (トウナナカマド, s.l.), Amur mountain-ash Lifeform: short tree ≈ 8 m tall
Distribution: Inner Mongol - Jilin
Habitat: mountain slopes, mixed forests in valleys, etc.
Synonyms:

Sorbus pohuashanensis (Hance) Hedl. var. manshuriensis (Kitag.) Y. C. Zhu
Sorbus amurensis Koehne, used in Korea

var. amurensis (Koehne) Y. L. Chou et S. L. Tung (トウナナカマド)

[1/2] in the Dell Forest, Changbai Mountain, Jilin Province, China, on June 12 2017.
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