A revision of the subgenus Pycreus in North and South America ...
By: by Sister Mary Lucy Corcoran.
Series: The Catholic university of America.  Biological series,; no. 37
Publisher: The Catholic university of America press
Published: 1941
Place of publication: Washington, D.C
Language: eng
Number of pages: 68
Subjects: Pycreus.
Notes: Bibliography: p. 47-49.
Thesis (Ph. D.)--Catholic university of America, 1941.