How to know the aquatic plants
Prescott, G. W.
How to know the aquatic plants [by] G. W. Prescott. - Dubuque, Iowa W. C. Brown Co. [1969] - viii, 171 p. illus. 22 cm. - Pictured key nature series .
Bibliography: p. 155.
79089534 //r902
Freshwater flora--Identification.--United States
QK105 / .P7
581.9/29/73
How to know the aquatic plants [by] G. W. Prescott. - Dubuque, Iowa W. C. Brown Co. [1969] - viii, 171 p. illus. 22 cm. - Pictured key nature series .
Bibliography: p. 155.
79089534 //r902
Freshwater flora--Identification.--United States
QK105 / .P7
581.9/29/73