Echinocereus acifer

Echinocereus acifer is a species of Echinocereus.

Background
Cespitose, glossy green, erect; ribs 10, strongly tubercled; radial spines 5 to 10, 10 to 16 mm. long pale brownish, bulbose and purplish at base; centrals 4 (Schumann says 1), stout, purplish brown, the three upper erect, the lower and stouter one sub-deflexed; flowers scarlet. Distributed in Durango and Coahuila, according to Professor Schumann.

Varieties/Subspecies
E. a. tubiflorus