How to know the cacti : pictured keys for determining the native cacti of the United States and many of the introduced species /
Dawson, Elmer Yale, 1918-1966.
How to know the cacti : pictured keys for determining the native cacti of the United States and many of the introduced species / W Yale Dawson - Dubuque, Iowa : W. C. Brown Co., c1963 - v, 158 p. : ill. ; 22 cm. - Pictured key nature series . - Pictured key nature series .
Includes index
Cactus--Identification.--United States
583.560973 / DAH 1963
How to know the cacti : pictured keys for determining the native cacti of the United States and many of the introduced species / W Yale Dawson - Dubuque, Iowa : W. C. Brown Co., c1963 - v, 158 p. : ill. ; 22 cm. - Pictured key nature series . - Pictured key nature series .
Includes index
Cactus--Identification.--United States
583.560973 / DAH 1963