Family: Pteridaceae
Pityrogramma ebenea
Posted by Michael Sundue | Feb 14, 2014 | Ferns, New Collections, PNN Las Orquideas
Gametophyte development in Ceratopteris richardii
Posted by Michael Sundue | Feb 13, 2014 | Videos
Philip Lintilhac (UVM Plant Biology Dept.) produced these high resolution videos of Ceratopteris...
Read MoreAnetium citrifolium
Posted by Michael Sundue | Feb 12, 2014 | Ferns, New Collections
This vittarioid fern is a common low canopy epiphyte around the La Selva Biological Field...
Read MoreJamesonia warscewiczii
Posted by Michael Sundue | Feb 12, 2014 | Ferns, New Collections
This species of Jamesonia was common on the vulcanic soils around the summit of Volcán Irazú in...
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Taxa on this site
FOTW VS. WORLDWIDE DIVERSITY
98.04%
Based on an estimate of 51 families worldwide. Total number of families on this website = 50.
Genera
86.05%
Based on an estimate of 337 genera worldwide. Total number of genera on this website = 290.
Species
13.45%
Based on an estimate of 11,916 species worldwide. Total number of species on this website = 1603.