GEOGRAPHIC AND ECOLOGICAL FACTORS IN DIVERSIFICATION
OF POLYSTICHUM IN MONTANE NEOTROPICAL AMERICA
current focus of research in the Barrington lab
with links to the Polystichum webpages for further reference
A Portrait of the genus Polystichum
Geography and Diversity of Polystichum (The Map)
Cytological Data for Polystichum (pdf)
List of Species in the Neotropical study set
List of Hybrids and Polyploids in the Neotropical study set
Morphological Characters and Analyses
Link to Barrington homepage with pdfs of publications