Opuntia arbuscula Engelm. in Proc. Amer. Acad. Arts 3: 309. 1856
Opuntia arbuscula in Proc. Amer. Acad. Arts 3: 309. 1856
is basionym for Cylindropuntia arbuscula, Kaktus-ABC: 123. 1936 ["1935"]
is basionym for Grusonia arbuscula in Tephrocactus Study Group 12(3): 43. 2006