Phyllocactus gaillardae (Britton & Rose) Vaupel in Monatsschr. Kakteenk. 23: 87, 88. 1913 Phyllocactus gaillardae (Britton & Rose) Vaupel in Monatsschr. Kakteenk. 23: 87, 88. 1913is new combination for Epiphyllum gaillardae Britton & Rose in Contr. U.S. Natl. Herb. 16: 240. 1913Taxon for this namePhyllocactus gaillardae (Britton & Rose) Vaupel