Note on a fern associated with Platephemera antiqua, Scudder
By: by J. W. Dawson.
Series: CIHM/ICMH Microfiche series = CIHM/ICMH collection de microfiches -- no. 06831; CIHM/ICMH microfiche series -- no. 06831
Publisher: s.n.
Published: 1870
Place of publication: [S.l
Language: eng
Format: Microform
Subjects: Ferns, Fossil.; Paleobotany.; Fougères fossiles.; Paléobotanique.