Peterson, Roger Tory.
A field guide to wildflowers : Northeastern and North-Central North America / Wildflowers [by] Roger Tory Peterson and Margaret McKenny ; ill. by Roger Tory Peterson. - Boston, MA : Houghton, 1968. - xxviii, 420 p. : ill. (some col.), map ; 19 cm. - The Peterson field guide series ; 17 .
Includes index.
A reference guide to over 1,200 species of wild flowers found in Northeastern United States and Southern Canada.
039508086X 0395183251 (pbk.)
67013042
Wild flowers--Pictorial works.
Wild flowers--Identification.
Flowers--Pictorial works.--North America
Flowers--Identification.--North America
582.13
A field guide to wildflowers : Northeastern and North-Central North America / Wildflowers [by] Roger Tory Peterson and Margaret McKenny ; ill. by Roger Tory Peterson. - Boston, MA : Houghton, 1968. - xxviii, 420 p. : ill. (some col.), map ; 19 cm. - The Peterson field guide series ; 17 .
Includes index.
A reference guide to over 1,200 species of wild flowers found in Northeastern United States and Southern Canada.
039508086X 0395183251 (pbk.)
67013042
Wild flowers--Pictorial works.
Wild flowers--Identification.
Flowers--Pictorial works.--North America
Flowers--Identification.--North America
582.13