Echinocereus cinerascens subsp. tulensis (Bravo) N.P.Taylor in Cactaceae Consensus Init. 3: 8. 1997
Echinocereus cinerascens subsp. tulensis in Cactaceae Consensus Init. 3: 8. 1997
is new combination for Echinocereus tulensis in Cact. Suc. Mex. 18(4): 110. 1973
Echinocereus cinerascens subsp. tulensis in Cactaceae Consensus Init. 3: 8. 1997