As classified in WFO snapshot
December 2023
Warning: older classification
variety
Potamogeton densus var. lancifolius
Mert. & W.D.J.Koch
This variety name was first published in Deutschl. Fl. , ed. 3, 1: 859 (1823)
This variety name has been reclassified since this snapshot. Its current preferred usage is a synonym .