Keywords: Achnatherum lettermanii (as Stipa lettermanii) HC-1950.png en Achnatherum lettermanii Vasey Barkworth - Letterman's needlegrass drawing labeled Stipa lettermanii Vasey 1950 or earlier http //128 2 22 159/HIBD-Image/DBART-06010/HIT-2000/6010 2080a jpg Hitchcock-Chase Collection of Grass Drawings courtesy of the Hunt Institute for Botanical Documentation Carnegie Mellon University Pittsburgh Pa on indefinite loan from the Smithsonian Institution / for Albert S Hitchcock Manual of the grasses of the United States Ed 2 rev by Agnes Chase Washington D C U S Government Printing Office 1950 Fig 666 p 459 Albert Spear Hitchcock 1865 “1935 Mary Agnes Chase 1869 “1963 A H Baldwin Miss M D Baker Mary Wright Gill 1866-1929 Frank Lamson-Scribner W R Scholl Theodore Holm Leta Hughey Benjamin Y Morrison Mrs George M Mullett Frances Carnes Weintraub Edna May Whitehorn or possibly another illustrator PD-USGov Uploaded with UploadWizard Achnatherum lettermanii Manual of the grasses of the United States Mary Agnes Chase |