Echinocereus adustus

Echinocereus adustus typically grows as a solitary cactus. == Subspecies ==

There are two recognized subspecies: ==Distribution==

Echinocereus adustus is found growing in sandy loam in grasslands in the Mexican states of Chihuahua and Durango at altitudes between . ==Taxonomy==

The species was first described by George Engelmann in 1848. The specific epithet "adustus" is Latin for "blackened" or "burnt," referring to the blackish spines of the cactus. == References ==