Opuntia whipplei var. laevior Engelm. in Proc. Amer. Acad. Arts 3: 307. 1856 Opuntia whipplei var. laevior Engelm. in Proc. Amer. Acad. Arts 3: 307. 1856Taxon for this nameOpuntia whipplei var. laevior Engelm.
