Verbatim text: Wagner, W. H. Jr. 1956. A natural hybrid, × Adiantum tracyi C. C. Hall. Madroño 13: 195--205.
Author: Wagner, W.H. Jr.
Year: 1956
Title: A natural hybrid, × Adiantum tracyi C. C. Hall
Journal: Madroño
Volume: 13
Pages: 195–205