Thélocactus

Thelocactus bicolor
Thelocactus bicolor
Thelocactus bicolor v.schwarzii
Thelocactus bicolor v.schwarzii
Thelocactus bicolor v.texensis
Thelocactus bicolor v.texensis
Thelocactus hexadrophorus v.fossulatus
Thelocactus hexadrophorus v.fossulatus
Thelocactus lophothele
Thelocactus lophothele