Prickly Poppy

Argemone sanguinea

Family: Papaveraceae

Plant Description: Annual to 1 m or higher, much like A. mexicana but with white to lavender or purple petals, 3-4 cm long, radial. Yellow sap. Leaves alternate, deeply pinnately lobed, the lobes sharp-pointed. Fruit are prickly capsules up to 5 cm tall.

Field Identification: Beautiful open flowers, papery; plant leaves with vicious pointed tips.

Plant Trivia:

Occurrence: Locally abundant in sandy prairies and other open grounds, the lavender purple form known mostly from Kleberg and Jim Wells counties and points further west.

Bloom Period:

Plant Use: Showy and attractive. Suitable for landscaping.

Key to the Genus Argemone:

  1. Petals white to purple………………………………………………………………………………….2
              Petals yellow………………………………………………………………………………………………….3
          2. Ascending prickles on sepals………………………………………………..A. alb.iflora
              Perpendicular prickles on sepals……………………………………….A. sanguinea
          3. Stamens 30-50……………………………………………………………………….A. mexicana
              Stamens about 150………………………………………………………………………A. aenea