|Nanocnide japonica, a
perennial herb of 10-30cm in height, grows in colonies under the
shade of a tree in fields and mountains. Leaves are in an alternate
arrangement, 1-3cm in length and width, in a rhomb-like ovate shape,
with deep serrations on margins. The species is monoecious: male
inflorescences set themselves in axils on upper parts, with long
peduncles, while in females, they lack peduncles and are conspicuous
not. Bloom time: April-May.