Echinocereus octacanthus

Echinocereus octacanthus is a species of Echinocereus. It's type locality is Northern Texas.

Background
Cespitose, with many simple joints; joints ovoid, yellowish green, 7 to 10 cm. long, 5 to 7 cm. in diameter; ribs 7 to 9, obtuse, somewhat tubercled; areoles when young white-woolly, in age naked, 8 to 16mm. apart; spines rigid, grayish brown; radial spines 7 or 8, 10 to 24 mm. long; central spine solitary, stouter than the radials, porrect, 2 to 3 cm. long; flowers red, 5 cm. long, remaining open for several days; fruit unknown.