Habit: Annual or subshrub; hairs needle-like, stinging, barbed.
Leaf: widely ovate to +- round, toothed to +- lobed; base widely tapered to cordate.
Inflorescence: cyme, bracted.
Flower: petals fused at least at base; stamens epipetalous or fused at base into a short tube; ovary funnel-shaped to hemispheric, placentas 5, stigma lobes 5, generally appressed.
Fruit: obovoid to spheric, nodding or reflexed, dehiscent at top by 5 valves.
Seed: many, < 1 mm, +- oblong, grooved or ribbed.
Species In Genus: 14 species: southwestern United States, northern Mexico.
Etymology: (Greek: strongly nettle-like)
Jepson eFlora Author: Larry Hufford & Barry Prigge
Index of California Plant Names (ICPN; linked via the Jepson Online Interchange)Key to Eucnide
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