Echinocactus

This Genus consists of just 6 species. Named after the Greek word "echino", meaning porcupine, because of their strong dense spines.

E. caespitosus -

Reported to contain unspecified alkaloids.

E. horizonthalonius -

Native to the Chihuahuan desert of Mexico.

Reported to contain unspecified alkaloids.

E. polycephalus -

Also classified as Echinocactus xeranthemoides (see below).

Reported to contain unspecified alkaloids.

E. texensis ( Hopffer ) -

( Candy Cactus, Devil's head, Horse crippler, monco caballo, Vizaga ) A dark green spherical cactus native from Southeast New Mexico to Texas and Northern Mexico. Characterised by 13 - 27 prominent ribs each with 2 to 6 tufted areoles. Topped by 6 or 7 flattened, reddish spines having circular yellow rings. The plants have scarlet, scented flowers with white centers, and bloom for 4 days. They also produce globular red fruit. First described in 1842.

Slow growing when young. Propagate by seed.

Reported to contain unspecified alkaloids.

E. xeranthemoides -

Also classified as Echinocactus polycephalus. Native to the Mojave desert.

Reported to contain unspecified alkaloids.