Croomia japonica ("Himenabewari")

Japanese name: ヒメナベワリ （姫舐割）
Scientific name: Croomia japonica

[Overview]
A perennial 40–60 cm tall, found in woods and at woodland edges.
The stem has narrow wings.
The leaves are simple and alternate, ovate to ovate-elliptic, 5–20 cm long and 2.5–8 cm wide, with 5–9 conspicuous veins.
The underside of the leaf is glossy, and the margin is finely wavy.
The flowers are solitary in the leaf axils or borne 2–4 in cymose clusters; they are yellowish green, 4-petaled, and 0.7–0.8 cm across.
The tepals are reflexed.
There are 4 stamens, which are blackish purple and erect.
The orange pollen is conspicuous.
The fruit is a capsule.

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