EVERGREEN

Plant Encyclopedia

Rubus hirsutus

Rubus hirsutus ("Kusaichigo")

Japanese name: クサイチゴ (草苺)
Scientific name: Rubus hirsutus

Rubus hirsutus

[Overview]
A small deciduous shrub 30–50 cm tall, found at forest edges and in sunny grasslands.
The stems, branches, and petioles are densely hairy, often mixed with glandular hairs, and sparsely bear fine thorns.
The leaves are alternate and odd-pinnately compound, consisting of 3–5 leaflets.
The leaflets are ovate, 2.5–7 cm long and 2–4 cm wide, with doubly serrate margins.
Both surfaces of the leaves are densely hairy.
There are thorns on the veins on the underside of the leaf.
The petiole is 2–5 cm long and has hooked thorns.
At the tips of the branches, 1–2 white 5-petaled flowers 3.5–4 cm across are borne.
The outside of the flower stalk and calyx is covered with soft hairs and glandular hairs.
The fruit is a spherical aggregate fruit 1 cm across that ripens red and is edible.

Details

Names
Japanese: クサイチゴ(草苺)、ワセイチゴ(早稲苺)
Life form
Subshrub
Evergreen / deciduous
Deciduous
Leaf type
Broadleaf
Habit
Terrestrial
Flowering season
March, April, May
Fruiting season
May, June
Distribution or origin
Japan (Honshu: from southern Tohoku southward, Shikoku, Kyushu), Korea, China
Height
300–500 mm
Leaf shape
Odd-pinnate compound leaf
Leaf arrangement
Alternate
Leaf margin
Doubly serrate
Number of petals
5
Flower color
White
Flower diameter
35–40
Fruit color
Red
Leaf color
Green

Translated from our Japanese encyclopedia. If anything differs, the Japanese page is correct.

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