Plant: annual herb; to 60 cm tall

Leaves: to 10 cm long, sessile, narrowly elliptic to lanceolate; margin pectinate with teeth in the sinuses. BRACTS ovate to lanceolate, green; margins toothed to lobed

INFLORESCENCE: cymose

Flowers: sessile; petals golden yellow, 15-40 mm long, 10-26 mm wide; staminodia 0; stamens ca. 100, all with linear filaments; style 10-25 mm long

Fruit: capsules clavate; long-tapering to base; base not woody; body 20-40 mm long, usually straight to slightly arched. SEEDS pendulous, not winged, those in upper half of capsule grain-like, several-faceted, irregular in cross-section; testa cells with straight adjoining walls, the surface wall domed

Misc: Cultivated as an ornamental and occasionally escaping; 350 m (1200 ft); Feb-May

REFERENCES: Christy, Charlotte M. 1998. Loasaceae. J. Ariz. - Nev. Acad. Sci. 30(2): 96.