Verbatim text: Moran, R. C. 1987. Monograph of the neotropical fern genus Polybotrya (Dryopteridaceae). Bull. Illinois Nat. Hist. Surv. 34: 1--138.
Author: Moran, R.C.
Year: 1987
Title: Monograph of the neotropical fern genus Polybotrya (Dryopteridaceae)
Journal: Bull. Illinois Nat. Hist. Surv
Volume: 34
Pages: 1–138