Echinocereus pectinatus (Scheidw.) Engelm., Mem. Tour N. Mexico: 109. 1848
Echinocereus pectinatus, Mem. Tour N. Mexico: 109. 1848
is new combination for Echinocactus pectinatus in Bull. Acad. Roy. Sci. Bruxelles 5(8): 492–493. 1838
Echinocereus pectinatus, Mem. Tour N. Mexico: 109. 1848