As classified in WFO snapshot
June 2023
Warning: older classification
form
Thelypteris palustris f. serratipinnula
Gruber
This form name was first published in Amer. Fern J. 30(3): 91. 1940 [2 Oct 1940]
This form name has been reclassified since this snapshot. Its current preferred usage is a synonym .