Verbatim text: Haufler, C. H., M. D. Windham, and T. A. Ranker. 1990. Biosystematic analysis of the Cystopteris tennesseensis (Dryopteridaceae) complex. Ann. Missouri Bot. Gard. 77: 314--329.
Author: Haufler, C.H., Windham, M.D., Ranker, T.A.
Year: 1990
Title: Biosystematic analysis of the Cystopteris tennesseensis (Dryopteridaceae) complex
Journal: Ann. Missouri Bot. Gard
Volume: 77
Pages: 314–329