Isoetes riparia var. canadensis Engelmann
Isoetes riparia var. canadensis Engelmann is a synonym sensu Brunton & McNeill, 2015 of:
Isoetes ×robusta (Engelmann) D.F. Brunton, an accepted species name sensu Brunton, 2018.
Isoetes riparia var. canadensis Engelmann is a synonym sensu Brunton & McNeill, 2015 of:
Isoetes ×robusta (Engelmann) D.F. Brunton, an accepted species name sensu Brunton, 2018.