Argemone pleiacantha subsp. pleiacantha

Treatment appears in FNA Volume 3.

Stems 5-12 dm. Leaf blades: proximal mostly lobed 4/5 distance to midrib; distal not clasping. Inflorescences: bud prickles often branched. Capsules mostly closely prickly, surface partially obscured, prickles straight or incurved. 2n = 28.

Phenology: Flowering spring–summer; fruiting summer–fall.
Habitat: Foothills and adjacent high plains
Elevation: 800-2200 m


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Ariz., N.Mex., Mexico (Chihuahua and Sonora).


Selected References


Lower Taxa

Gerald B. Ownbey +
Greene +
Ariz. +, N.Mex. +  and Mexico (Chihuahua and Sonora). +
800-2200 m +
Foothills and adjacent high plains +
Flowering spring–summer +  and fruiting summer–fall. +
Feddes Repert. Spec. Nov. Regni Veg. +
Illustrated +
Argemone pleiacantha subsp. pleiacantha +
Argemone pleiacantha +
subspecies +