Saffordia, a new genus of ferns from Peru
Subtitle: (with two plates)
By: by William R. Maxon.
Series: Smithsonian miscellaneous collections -- v. 61, no. 4; Publication -- 2183; Publication (Smithsonian Institution) -- 2183.
Publisher: Smithsonian Institution
Published: 1913
Place of publication: Washington
Language: eng
Subjects: Saffordia.; Ferns -- Peru.