Japanese madder (Pseudopyxis depressa)
A small perennial plant native to Japan, with white flowers. The name is often written in katakana.
Japanese madder grows in moist mountainous areas.
In spring, the white flowers of Japanese madder bloom.
Katakana spelling is standard for this plant name; usually written in kana.
Rarely used kanji form.
Rarely used kanji form.
The name likely derives from the place name 稲森 (Inamori) and 草 (sō, 'grass'), but the exact origin is uncertain.