Cereus ovatus (Gillies ex Loudon) G.Don, Hort. Brit.: 195. 1830 Cereus ovatus (Gillies ex Loudon) G.Don, Hort. Brit.: 195. 1830is new combination for Cactus ovatus Gillies ex Loudon, Hort. Brit.: 195. 1830Taxon for this nameCereus ovatus (Gillies ex Loudon) G.Don