Opuntia galapageia subvar. inermis (E.Y.Dawson) Backeb., Kakteenlex.: 317. 1966 Opuntia galapageia subvar. inermis (E.Y.Dawson) Backeb., Kakteenlex.: 317. 1966is new combination for Opuntia echios var. inermis E.Y.Dawson in Cact. Succ. J. (Los Angeles) 34: 103. 1962Taxon for this nameOpuntia galapageia subvar. inermis (E.Y.Dawson) Backeb.