TY  - BOOK
AU  - Hale,Mason E.
TI  - A revision of the lichen genus hypotrachyna (parmeliaceae) in tropical America
T2  - Smithsonian contributions to botany
PY  - 1975///
CY  - Washington
PB  - Smithsonian Institution Press
KW  - Hypotrachyna
KW  - Lichens
KW  - Latin America
N1  - Includes bibliographical references (p. 69-71) and index
ER  -