Pteridophyte flora of Ashtabula County, Ohio, by township ; Butterbur, Petasites hybridus (L.) Gaertn., Mey. & Scherb. in Ohio
By: by Carl F. Chuey
Series: Herbarium publication -- no. 3
Publisher: Youngstown State University
Published: 1983
Place of publication: Youngstown, Ohio
Language: eng
Number of pages: 51
Subjects: Ferns -- Ohio -- Ashtabula County; Botany -- Ohio; Compositae; Petasites
Other titles: Pteridophyte flora Ashtabula
Notes: At head of title: Laitsch from the YSU herbarium

Includes bibliographies