Hohene described this flower as a variety of Bifrenaria tyrianthina in 1950 that he called variety magnicalcarata. In 1976 Pabst elevated it to the rank of valid species. Can’t understand why Kew’s checklist of monocots insists in keeping it as a synonym of tyrianthina.
Last edited by Rosim_in_BR; 09-20-2008 at 11:21 PM..