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Spermopteris, a new genus of pteridosperms from the Upper Pennsylvanian Series of Kansas

journal
Authors (Pub.)
Cridland A. A. Morris J. E.  
Title
Spermopteris, a new genus of pteridosperms from the Upper Pennsylvanian Series of Kansas
Journal
American Journal of Botany
Volume
47
Issue
10
Page from
855
Page to
859
Year
1960
Month from
12
Day from
23
Date source
Publisher's
Document URL
https://www.jstor.org/stable/2446582
DOI
10.2307/2446582
Registered Names

Genus
Genus Spermopteris


Species
Spermopteris coriacea