EVERGREEN

Plant Encyclopedia

Chimaphila japonica

Chimaphila japonica ("Umegasaso")

Japanese name: ウメガサソウ (梅笠草)
Scientific name: Chimaphila japonica

Chimaphila japonica

[Overview]
An evergreen small low shrub 5–10 cm tall, found on seashores, in somewhat dry hills, and in mountain woods.
The rhizome is long and creeping.
Leaves are simple, borne 2–4 at a time in a whorl-like arrangement, oblong to lanceolate, 2–3.5 cm long and 0.5–1.3 cm wide, thick, with a pointed tip.
The leaf margins have sharp serrations all the way to the base.
The leaves have short petioles.
Between each tier of leaves there are alternate scale leaves.
A long flower stalk emerges from the stem tip, bearing fine dotted hairs and 1–3 broadly lanceolate bracts.
One flower, rarely two in a corymb, is borne at the tip of the flower stalk and faces downward.
The flowers are white, about 1 cm across, with 5 petals.
There are 10 stamens.
There are 5 sepals, narrowly ovate to broadly lanceolate with a slightly pointed tip, about as long as the petals, and they remain until the fruiting stage.
The fruit is an oblate capsule 0.6–0.7 cm across, which faces upward when ripe.

[Notes]
The Japanese name comes from the flowers, which are shaped like those of ume (Japanese apricot) and open downward like a hat.

Details

Names
Japanese: ウメガサソウ(梅笠草)
Life form
Shrub
Evergreen / deciduous
Evergreen
Leaf type
Broadleaf
Habit
Terrestrial
Flowering season
June, July
Distribution or origin
Japan (Hokkaido, Honshu, Shikoku, Kyushu), Korea, central and northeastern China, Taiwan, southern Kuril Islands, Sakhalin (central part and south)
Height
50–100 mm
Leaf shape
Simple leaf (unlobed)
Leaf arrangement
Alternate, Whorled
Leaf margin
Serrate
Inflorescence
Solitary, Corymb
Flower color
White
Flower diameter
10
Leaf color
Green

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

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