A monograph of the lichen genus Parmeliacea ascharius sensu stricto (Ascomycotina : Parmeliaceae)
Hale, Mason E., Jr.
A monograph of the lichen genus Parmeliacea ascharius sensu stricto (Ascomycotina : Parmeliaceae) - Washington : Smitsonian Institution, 1987 - 55 p. : ilus. - Smithsonian contributions to botany ; 66 . - Smithsonian contributions to botany ; 66 .
27-108
68225
Líquenes.
Parmeliaceas.
A monograph of the lichen genus Parmeliacea ascharius sensu stricto (Ascomycotina : Parmeliaceae) - Washington : Smitsonian Institution, 1987 - 55 p. : ilus. - Smithsonian contributions to botany ; 66 . - Smithsonian contributions to botany ; 66 .
27-108
68225
Líquenes.
Parmeliaceas.