Die Flechtengattung Caloplaca in Grönland
By: Eric Steen Hansen, Josef Poelt und Ulrik Søchting.
Contributors: Poelt, Josef, 1924-; Søchting, Ulrik.
Series: Meddelelser om Grønland -- 25
Published: 1987
Place of publication: Copenhagen
Language: ger
Number of pages: 52
Subjects: Caloplaca; Lichens -- Greenland.
Notes: Includes bibliographical references (p. 50-51) and index.

Summary in English.