A monograph of the lichen genus Parmelina Hale (Parmeliaceae) /
Hale, Mason E.
A monograph of the lichen genus Parmelina Hale (Parmeliaceae) / Mason E. Hale, Jr. - Washington : Smithsonian Institution Press, 1976. - iii, 60 p. : ill. ; 26 cm. - Smithsonian contributions to botany ; Number 33. .
Includes bibliographical references : (p. 55-58) and index.
Parmelina
A monograph of the lichen genus Parmelina Hale (Parmeliaceae) / Mason E. Hale, Jr. - Washington : Smithsonian Institution Press, 1976. - iii, 60 p. : ill. ; 26 cm. - Smithsonian contributions to botany ; Number 33. .
Includes bibliographical references : (p. 55-58) and index.
Parmelina