Reference:Underwood1899a
Verbatim text: Underwood, L. M. 1899. North American ferns---II. The genus Phanerophlebia. Bull. Torrey Bot. Club 26: 205--216.
Author: Underwood, L.M.
Year: 1899
Title: North American ferns---II. The genus Phanerophlebia
Journal: Bull. Torrey Bot. Club
Volume: 26
Pages: 205–216