A monographic study of the fern genus Cystopteris
Series: Torrey Botanical Club. Memoirs -- v.21, no. 4; Memoirs (Torrey Botanical Club) -- v. 21, no. 4
Publisher: Published for the [Torrey Botanical] Club by Seeman Printery
Published: 1963
Place of publication: Durham, N.C
Language: eng
Number of pages: 102
Subjects: Cystopteris
Notes: Cover title.

Bibliography: p. 76-79.