How to know the lichens /
Hale, Mason E.
How to know the lichens / Mason E. Hale. - 2d ed. - Dubuque, Iowa : W. C. Brown Co., c1979. - viii, 246 p., [1] leaf of plates : ill. ; 24 cm. - The Pictured key nature series .
Includes index.
Bibliography: p. 22-24.
0697047628. 0697047636
Lichens--Identification.--United States
Lichens--Identification.--North America
QK587 / .H25 1979
589/.1/097
How to know the lichens / Mason E. Hale. - 2d ed. - Dubuque, Iowa : W. C. Brown Co., c1979. - viii, 246 p., [1] leaf of plates : ill. ; 24 cm. - The Pictured key nature series .
Includes index.
Bibliography: p. 22-24.
0697047628. 0697047636
Lichens--Identification.--United States
Lichens--Identification.--North America
QK587 / .H25 1979
589/.1/097