As classified in WFO snapshot
June 2024
Warning: older classification
variety
Dryopteris alata var. irregularis
C.Chr.
This variety name was first published in Kungl. Svenska Vetenskapsakad. Handl. 16(2): 30, t.5, f.7-9. 1936
This variety name has been reclassified since this snapshot. Its current preferred usage is a synonym .