Annual herb from a fibrous root; stems erect, freely branched, glabrous, 10-30 cm tall.
Lower stem leaves alternate, egg-shaped, blade 1-3 cm long, stalks 3-10 mm long; upper floral leaves opposite, short-stalked, broadly egg-shaped, 1-2.5 cm long.
Inflorescence of several-rayed umbrella-shaped clusters; involucres 1-1.5 mm long; glands 4, with long, slender horns.
Capsules, glabrous, 2.5 mm long; seeds 1-1.5 mm long, grey, oblong, pitted.
If more than one illustration is available for a species (e.g., separate illustrations were provided for two subspecies) then links to the separate images will be provided below. Note that individual subspecies or varietal illustrations are not always available.
Illustration Source: The Illustrated Flora of British Columbia
Synonyms and Alternate Names:
Galarhoeus peplus (L.) Rydb.
Tithymalus peplus (L.) Hill