Pereskia rubescens (Pfeiff.) Houghton in J. Cact. Succ. Soc. Amer. 1(2): 3. 1929 Pereskia rubescens (Pfeiff.) Houghton in J. Cact. Succ. Soc. Amer. 1(2): 3. 1929Taxon for this namePereskia rubescens (Pfeiff.) Houghton