Prickly Poppy - Argemone polyanthemos
Growth Habit: Forb/herb
Duration: Annual, Biennial Perennial
U.S. Nativity: Native
- Height is 1-4 feet tall.
- Flowers from June through Sept.
- Usually found in sandy soils of flood plains, disturbed areas, and roadsides.
- Occurs throughout Kansas.
- The plant is poisonous to cattle, but livestock will leave it untouched, due to its prickly spines.
- It has a sticky, bright yellow-orange sap.
USDA Plant Database
Photos: Courtesy of S. Peregrine Johnson