Asplenium
22567
17626 observations9 genera
Athyrium
4988
3687 observations
Blechnum
2202
1623 observations
Cystopteris
1451
937 observations
Gymnocarpium
1071
803 observations
Onoclea
3375
2807 observations
Phegopteris
825
652 observations
Thelypteris
714
496 observations
Woodsia
160
85 observations