ORCHIDS -- LUER, C.A. The Native Orchids of the United States and Canada, excluding Florida. 1975. Fol. Ocl. w. dust-j. -- Id. The Native Orchids of Florida. 1972. Fol. Ocl. w. dust-j. -- E. KLOPFENSTEIN. West European Orchids 1-5. (1004). 5 parts in 1 vol. W. 60 cold. plates, loose as issued. Lge-fol. Or. clamshell cl. box. -- L.A. BIRK. The Paphiopedilum Growers Manual. 1983. 4°. Obrds. -- And 9 o. on orchids. (13).