Opuntia tunicata var. davisii (Engelm. & J.M.Bigelow) L.D.Benson in Cact. Succ. J. (Los Angeles) 41(3): 124. 1969
Opuntia tunicata var. davisii in Cact. Succ. J. (Los Angeles) 41(3): 124. 1969
is new combination for Opuntia davisii in Proc. Amer. Acad. Arts 3: 305. 1856