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(First upload on September 10 2018. Last on January 14 2022) [ 日本語 | English ]

Pyrus communis L.






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

Pyrus L. (ナシ)
Seiyounashi (セイヨウナシ, 西洋梨), European pear or common pear
Life form: deciduous tree
Distribution: central and eastern Europe and southwest Asia

introduced to Japan in early Meiji Era

Habitat: mixed forests, in medium-dry, warm sites, as well as on dry hillsides, rocky slopes and in maquis; calcareous, clay loam and sandy soils
Wild type:
ssp. caucasica (Fed.) Browicz
ssp. pyraster (L.) Ehrh., syn. P. pyraster (L.) Baumg.
Cultivated:
var. sativa (DC.) DC. (セイヨウナシ, s.s.)
Many cultivars
索引

Pyrus communis in Hokkaido


var. sativa

Alnus1 Alnus2 Alnus3
Alnus4 Alnus5 Alnus6
[1-3] in Toya Spa area faced to Toya Lake, southwestern Hokkaido, on August 18 2018. [4-6] across a road at Fuji Woman's University, Sapporo, on September 8 2021.

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