First Symposium on the Scientific Aspects of Orchids : October 25, 1974, Southfield, Michigan, in conjunction with the Mid-America orchid show Michigan Orchid Society - Szmant, Herman Harry 1918-2000; Wemple, James; Symposium on the Scientific Aspects of Orchids (1974 : Southfield, Michigan) (Detroit, Michigan : Chemistry Department, University of Detroit, 1976)
Keywords: ORQUÍDEAS -- CONGRESOS