Cryo-xerophytic steppe and associated scrub on base-rich and (sub)saline substrates in continental Greenland and North America
Vascular plants: Arctostaphylos uva-ursi subsp. uva-ursi, Artemisia campestris subsp. borealis, Boechera holboellii, Calamagrostis purpurascens, Carex supina, Elymus alaskanus subsp. latiglumis, Erigeron compositus, Poa glauca subsp. glauca, Potentilla chamissonis, Puccinellia nuttalliana, Sibbaldia tridentata, Silene involucrata, Silene sorensenis