Swaziland's Alien Plants Database

Argemone ochroleuca Sweet subsp. ochroleuca 
PAPAVERACEAE
Mexican poppy, devil's fig, golden thistle of Peru, Mexican pricklepoppy, Mexican thistle, prickly poppy, white thistle, yellow poppy
Invasive, Problem species
Origin: Central America
Growth Form: Herb
Plant Description: Plant: Annual, very spiny herb up to 0.9 m high; stems exude a yellow sap when cut. Leaves: Grey or bluish-green, with prominent white veins, spiny; up to 150 mm x 60 mm. Flowers: Pale yellow or creamy white, September–January(–all year). Fruit: Spiny capsules, oblong, green turning brown, up to 50 mm long, splitting into five lobes and releasing numerous small black seeds.
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