Floras of the Pocono formation and Price sandstone in parts of Pennsylvania, Maryland, West Virginia, and Virginia
Subtitle: including descriptions of 22 new species, 1 new genus, and 4 new combinations of Mississippian age.
Publisher: U.S.Govt.Print.Off.
Published: 1955
Place of publication: Washington
Language: eng
Number of pages: 32
Subjects: Paleobotany -- Mississippian; Paleobotany -- United States
Notes: "Literature cited" : p.29-30.