EVERGREEN

Plant Encyclopedia

Stewartia serrata

Stewartia serrata ("Hikosanhimeshara")

Japanese name: ヒコサンヒメシャラ (英彦山姫沙羅)
Scientific name: Stewartia serrata

Stewartia serrata

[Overview]
A deciduous tree up to 15 m tall, found in deciduous forests in the mountains.
The bark peels off in fine, thin flakes.
Young branches are at first covered with white hairs.
Leaves are simple and alternate, elliptic to ovate-elliptic, 3–8 cm long and 1.5–3 cm wide, with shallow serrations on the margin.
The underside of the leaf has hairs along the veins or is almost hairless.
Flowers are borne singly in the leaf axils and face upward.
The flowers are white with 5 petals, 3.5–4.5 cm across, and are shaped like those of the Tsubaki.
The petals are serrated on the margin and densely covered with silky hairs on the outside.
The fruit is an elliptic capsule with 5 ridges.
The seeds are surrounded by broad wings.
It resembles Hime-shara, but can be distinguished by its larger flowers and seeds and by the bracts and sepals being almost the same length.

[Cultivation]
Propagate from seed or by cuttings.
It prefers a sunny, fertile site.
It is easy to grow, but care is needed against the tea tussock moth (Chado-kuga).

[Notes]
The Japanese name derives from the fact that it was discovered on Hikosan in Kyushu.

Details

Names
Japanese: ヒコサンヒメシャラ(英彦山姫沙羅)、イチブサヒメシャラ、イチフサヒメシャラ
Life form
Tree
Evergreen / deciduous
Deciduous
Leaf type
Broadleaf
Habit
Terrestrial
Planting (or sowing) season
February, March, April, October, November
Flowering season
July
Fruiting season
August, September
Distribution or origin
Japan (Honshu: from the Tanzawa region of Kanagawa westward, Shikoku, Kyushu), Jeju Island
Growth form
Upright
Height
15000 mm
Leaf shape
Simple leaf (unlobed)
Leaf arrangement
Alternate
Leaf margin
Serrate
Inflorescence
Solitary
Number of petals
5
Flower color
White
Flower diameter
35–45
Leaf color
Green
Availability of seeds and plants
High
Form sold
Seedlings
Propagation
Seed, Cuttings
Sun exposure
Full sun
Water needs
Moderate
Soil needs
Required
Suitable uses
Parks and gardens
Designated plants
Endemic to Japan
Japan Flower Trade Code
54779

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

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