Glaucium corniculatum [Papaveraceae]

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Scientific Name Glaucium corniculatum USDA PLANTS Symbol
Common Name Blackspot Hornpoppy ITIS Taxonomic Serial No.
Family Papaveraceae (Poppy) SEINet Reference
Description Habitat: Open fields, pastures, and canyon slopes; native to Europe and SW Asia.
Plant: Annual or biennial 12 to 20 inches tall, with branching stems; foliage with sparse to dense covering of coarse whitish hairs.
Leaves: Hairy basal and stem leaves, 1-1/2 to 8 inches long, 3/4 to 3-1/8 inches wide, lyrate to pinnatisect with 4–8 pairs of lobes, each with deeply dentate margins; basal leaves petiolate, often withered by flowering time; cauline leaves sessile.
Inflorescence: Single red (sometimes pale orange) cup-shaped flowers 1 to 1-1/2 inches across, 1 per peduncle, terminal or in leaf axils; peduncles 3/8 to 1-1/4+ inches long; 2 sepals; 4 petals with a dark spot at base, broadly obovate, 1 to 1-1/2 inches long.
Blooming Period: April and May.
References: Shinners and Mahler's Illustrated Flora of North Central Texas and Flora of North America.
Texas Status

© Tom Lebsack 2019