A study of certain Mexican and Guatemalan species of Polypodium.
By: By William R. Maxon.
Series: Smithsonian institution.  United States national museum.  Contributions from the United States national herbarium.; vol. VIII, pt. 3
Publisher: Govt. print. off.
Published: 1903
Place of publication: Washington
Language: eng
Number of pages: 280
Subjects: Polypodium.