Rathbunia chacalapensis (Bravo & T.MacDoug.) P.V.Heath in Calyx 2: 104. 1992 Rathbunia chacalapensis (Bravo & T.MacDoug.) P.V.Heath in Calyx 2: 104. 1992is new combination for Ritterocereus chacalapensis Bravo & T.MacDoug. in Cact. Suc. Mex. 2(3): 50–52, f. 35–39. 1957Taxon for this nameRathbunia chacalapensis (Bravo & T.MacDoug.) P.V.Heath