A revision of the genus Orthotrichum in North America, North of Mexico
By: by Dale H. Vitt.
Series: Bryophytorum bibliotheca,; Bd. 1
Publisher: Cramer
Published: 1973
Place of publication: Lehre
Language: eng
Number of pages: 208
Subjects: Orthotrichum -- Classification.; Mosses -- North America -- Classification.
Notes: Bibliography: p. 201-206.
Summary in German.