Escobaria leei

Another interesting Escobaria - Guadalupe mountains endemic. It's spines remind of Escobaria minima.

Escobaria alversonii

Escobaria alversonii is one of the prettiest Escobarias, but very rarely seen in cultivation. This California endemic requires wet winter and dry summer conditions, simulating weather pattern of Mojave desert, and is pretty slow when grown from seed.

Echinocereus ledignii

This little known Arizona endemic occurs on two mountain ridges, where it grows on higher elevation, in juniper-pine forest.

Thelocactus bicolor

This Texan species it famous for it's bright flowers.

Echinocereus bonkerae

The "classic" Echinocereus bonkerae - very distinct plant with dense short spines. This picture is taken near Oracle, AZ.

Echinomastus intertextus

Nice species that flowers in late winter, with characteristic pink stigma.