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(First upload on January 3 2013. Last on August 7 2018) [ 日本語 | English ]

Rubus idaeus L.






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

Rubus L. (キイチゴ)
Rubus idaeus L.
Lifeform: deciduous shrub < 1.5 m high
Habitat: sunny forests, such as edges, and trails
Morphology: diverse → difficulties in the taxonomy of subspecies
Seed dispersal: animal → edible plant
ssp. melanolasius Focke
Ezoichigo (エゾイチゴ, 蝦夷苺), red raspberry
Ezokiitigo (エゾキイチゴ, 蝦夷木苺)
Urajiroezoitigo (ウラジロエゾイチゴ, 裏白蝦夷苺)
Karafutoichigo (カラフトイチゴ, 樺太苺)
Distribution: Korea - northern Japan - Sakhalin - southern Kuril
Synonyms:

Rubus sachalinensis H. Lev.
Rubus matsumuranus H. Lev. et Vaniot (Satake et al. 1989)

Rubus idaeus L. var. matsumuranus (H. Lev. et Vaniot) Koidz.
Rubus idaeus L. var. aculeatissimus C. A. Mey.
Rubus idaeus L. ssp. sachalinensis (H. Lev.) Focke
f. concolor (Kom.) Ohwi (カナヤマイチゴ), green on the backside of leaf, not pubescence, Hokkaido - Korea

(controversial)

ssp. idaeus, the type
オウシュウキイチゴ, 欧州木苺
ミヤマウラジロイチゴ, 深山裏白苺 (Kitamura & Murata 1979) ⇒ central and northern Honshu and Europe
Sepal = no glands ⇔ ssp. melanolasius = glands
Cultivars: many
ssp. nipponicus Focke (ミヤマウラジロイチゴ, s.l.)

var. hondoensis Koidz. (ミヤマウラジロイチゴ, s.s.)

var. shikokianus (Ohwi et Inobe) Kitam. et Naruh. (イシヅチイチゴ)
f. marmoratus (H. Lev. et Vaniot) Kitam. (シナノキイチゴ)

索引

Rubus idaeus in Hokkaido


ssp. melanolasius

ST1 ST2 ST3
[1/2] at a small stream near Tomamu skislope, central Hokkaido, on June 24 2013. [3] near a Picea glehnii forest in the Uryu Experimental Forest of Hokkaido University, northern Hokkaido, on May 29 2018.

ssp. idaeus

ST1 ST2
ST3 ST4
[1-4] at a hedgerow around Fuji Kindergarten, North Ward, Sapporo, on August 5 2016.

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