Underwater and floating-leaved plants of the United States and Canada.
Series: Resource publication -- 44.; Resource publication (United States. Bureau of Sport Fisheries and Wildlife) -- 44.
Publisher: Bureau of Sport Fisheries and Wildlife; for sale by the Supt. of Docs., U.S. Govt. Print. Off.
Published: 1967
Place of publication: Washington
Language: eng
Number of pages: 124
Subjects: Freshwater flora -- North America.