Eulophia ecristata, synonym Orthochilus ecristatus, or giant orchid, is a terrestrial species of orchid native to Cuba and to the southeastern United States (from Louisiana to North Carolina).Flora of North America v 26 p 641, Pteroglossaspis ecristata (Fernald) Rolfe, Orchid Rev. 12: 136. 1904. Biota of North America Program, county distribution map, Eulophia ecristata In 2014, it was proposed that the species should be transferred to the genus Orthochilus, but this was not accepted by Plants of the World Online. This is one of several species known as a "giant orchid".
References
External links US Department of Agriculture plants profile, Pteroglossaspis ecristata (Fernald) Rolfe giant orchid Florida Natural Areas Inventory, giant orchid, Pteroglossaspis ecristata Florida Native and Naturalized Orchids, Giant Orchid, Non-crested Eulophia (Pteroglossaspis ecristata) North Carolina Native Plant Society Ladi Bird Johnson Wildflower Center, University of Texas, Pteroglossaspis ecristata (Fernald) Rolfe Giant orchid