Is the eusporangiate or the leptosporangiate the more primitive type in the ferns?

By

Bower, F. O. (Frederick Orpen), 1855-1948

Type

Article

Date of Publication

1891-04

Original Publication

Annals of botany

Volume

5

Pages

109--134

Contributed by

New York Botanical Garden, LuEsther T. Mertz Library

Language

English

Published by

London, Academic Press [etc.],

Identifiers

DOI: https://doi.org/10.1093/oxfordjournals.aob.a090629