Image ID: SIL-SIL19-24a-056
Cite this: Brackenridge, William D. (William Dunlop). 1854. Botany. Cryptogamia. Filices, including Lycopodiaceae and Hydropterides., Philadelphia : Printed by C. Sherman.
Supplied Caption: Two figures of genera Ophioglossum and Botrychium
Original Caption: Plate 44
Taxonomic: Ophioglossum ; Botrychium