Description: English: Neottia bifolia (Raf.) Baumbach - Southern twayblade.Original caption: Figure XI, Southern Twayblade (Ophrys australis (Lindley) House) (Listera australis Lindley). Date: 1918. Source: Wild Flowers of New York Part 1, University of the State of New York, State Museum, Albany. Author: Homer D. House, New York State Botanist. E. A. Eames, photographer.