The plant life of the Sonoran desert - Shreve, Forrest 1878-1950 (Washington, D.C. : Carnegie Institution of Washington, 1936)
"Being a lecture delivered at the administration building of Carnegie Institution of Washington, December 3, 1935"--Separata de: The Scientific monthly, Vol XLII (march 1936)
Keywords: FLORA DE DESIERTOS; BOTÁNICA -- DESIERTO DE SONORA