EcoFlora - Argemone aenea

Argemone aenea G.B. Ownbey
Family: Papaveraceae Golden Prickly-Poppy	FNA Resources Gerald B. Ownbey in Flora of North America (vol. 3) Plants annual or short-lived perennial. Stems 3-8 dm, prickly. Leaf blades: abaxial surface prickly on veins, adaxial surface unarmed or sparingly prickly on veins; proximal lobed 3/4-5/6 distance to midrib. Inflorescences: buds ellipsoid-oblong, body 15-20 × 13-16 mm, prickly; sepal horns terete, 7-12 mm, unarmed or with a few basal prickles. Flowers 7-12 cm broad, often subtended by 1-2 foliaceous bracts; petals bright yellow to golden or bronze; stamens ca. 150; filaments red or purplish; pistil 4-5-carpellate. Capsules narrowly ellipsoid-oblong, 25-35 × 12-16 mm (including stigma and excluding prickles), coarsely prickly, surface clearly visible, prickles very unequal, longest ca. 8 mm. Seeds 1.5-1.7 mm. 2 n = 28. Flowering and fruiting early spring-summer. Dry plains and low hills, road and field margins; 0-1500 m; Tex.; Mexico (Coahuila, Nuevo León, and Tamaulipas).
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