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FNA | Family List | FNA Vol. 3 | Papaveraceae | Argemone

15b. Argemone albiflora subsp. texana G. B. Ownbey, Mem. Torrey Bot. Club. 21: 141. 1958.

Argemone albiflora var. texana (G. B. Ownbey) Shinners

Stems sparsely to moderately prickly. Leaf blades: basal and proximal lobed nearly to midrib. Inflorescences: sepal horns 4-6(-l0) mm, unarmed or sparingly prickly near base. Capsules usually narrowly ellipsoid, surface partially obscured, longer prickles widely spaced, interspersed with numerous, shorter, unequal ones. 2 n = 28.

Flowering early spring-summer; fruiting spring-fall. Pastures and waste ground; 0-300 m; Ark., La., Mo., Tex.

Argemone albiflora subsp. texana is introduced in Arkansas and Missouri.


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