References
For Osmundastrum
Arana, M.D., and M.M. Ponce. 2015. Osmundaceae en Argentina, Paraguay y Uruguay. Darwiniana (nueva serie) 3: 27-37. Google Scholar
Kramer, K.U., and P.S. Green. 1990. Pteridophytes and Gymnosperms. In K. Kubitzki, ed., The families and genera of vascular plants. Springer-Verlag, Berlin. Google Scholar
Lellinger, D.B. 1985. A field manual of the ferns and fern allies of the United States and Canada. Smithsonian Institution Press, Washington, D.C. Google Scholar
McAvoy, W.A. 2011. A new combination in the fern genus Osmundastrum (Osmundaceae). Novon 21: 354-356. Google Scholar
Metzgar, J.S., J.E. Skog, E.A. Zimmer, and K.M. Pryer. 2008. The paraphyly of Osmunda is confirmed by phylogenetic analyses of seven plastid loci. Syst. Bot. 33: 31-36. Google Scholar
Whetstone, R.D., and T.A. Atkinson. 1993. Osmundaceae. In Flora of North America Editorial Committee. 1993b. Flora of North America north of Mexico. Volume 2, pteridophytes and gymnosperms. Oxford Univ. Press, New York, NY. 475 pp. Google Scholar
Yatabe, Y., H. Nishida, and N. Murakami. 1999. Phylogeny of Osmundaceae inferred from rbcL nucleotide sequences and comparison to the fossil evidences. J. Plant Res. 112: 397-404. Google Scholar
Zhang, Iwatsuki, & Kadokawa. 2013. In FoC. Google Scholar