Juncus alpinus var. insignis Fries ex Buchenau

Juncus alpinus var. insignis Fries ex Buchenau is a synonym sensu FNA Ed. Comm., 2000 of:

Juncus alpinoarticulatus subsp. americanus (Farwell) Hämet-Ahti, an accepted subspecies name sensu Kirschner et al., 2002.