Echinocereus palmeri

Echinocereus palmeri is a species of Echinocereus.

Background
Plants small, 5 to 8 cm. high, 2 to 3 cm. in diameter; areoles closely set, round; radial spines 12 to 15 spreading, slender, brown-tipped; central spine one, porrect, 15 to 20 mm. long, brown to blackish; flower 3.5 cm. long, purple; areoles on the ovary bearing a cluster of brown spines and white wool.