Genus: Gymnocarpium Newm.
Gymnocarpium robertianum
Posted by wtesto | Sep 10, 2018 | Ferns, New Collections
This species is easily recognized by the abundant glandular hairs on the...
Read MoreGymnocarpium dryopteris
Posted by Nathan Smith | Aug 18, 2018 | Ferns, Observations
common oak fern
Read MoreGymnocarpium dryopteris
Posted by Jose A. Campos | Jul 11, 2016 | Ferns, Observations
Gymnocarpium dryopteris, separated from G. robertianum by its rachis glabrous and lowermost pinnae as large as the rest of the blade. Photos taken in Kaunas, Lithuania, in a spruce forest.
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Taxa on this site
FOTW VS. WORLDWIDE DIVERSITY
Families
Genera
Species
98.04%
Based on an estimate of 51 families worldwide. Total number of families on this website = 50.
Genera
85.16%
Based on an estimate of 337 genera worldwide. Total number of genera on this website = 287.
Species
13.01%
Based on an estimate of 11,916 species worldwide. Total number of species on this website = 1550.