A monograph of the genus Isotachis (Hepaticae)
Publisher: Cramer
Published: 1961
Place of publication: Weinheim
Language: eng
Number of pages: 71
Subjects: Liverworts
Notes: Issued also as author's thesis, University of Cincinnati.

"Separately printed from Nova Hedwigia II, 4 and III, 1.

Cover title.

Bibliography: p. 61-63.