Opuntia pachyrrhiza H.M.Hern., Gómez-Hin. & Bárcenas in Novon 11(3): 309–314, f. 1–3. 2001
Opuntia pachyrrhiza in Novon 11(3): 309–314, f. 1–3. 2001
is basionym for Opuntia megarrhiza subsp. pachyrrhiza in Cactaceae Syst. Init. 16: 18. 2003
Opuntia pachyrrhiza in Novon 11(3): 309–314, f. 1–3. 2001