Echinocereus scheeri subsp. obscuriensis (A.B.Lau) U.Guzmán in Cactaceae Syst. Init. 16: 17. 2003
Echinocereus scheeri subsp. obscuriensis in Cactaceae Syst. Init. 16: 17. 2003
is new combination for Echinocereus scheeri var. obscuriensis in Kakteen And. Sukk. 40: 36. 1989