Dryopteris filix-mas by Jose A. Campos | Jan 23, 2015 | Ferns, Observations | 0 Dryopteris filix-mas, growing on a shale slope at ca. 1900 m above sea level, in Sierra Nevada... Read More
Pteridology – Spore shooting by Fernando Matos | Sep 24, 2012 | Videos | 0 This video shows the process of sporangial dehiscence [i.e., the splitting of the sporangial... Read More