Alaska Arctic Plant Communities

79. Cassiope tetragona-Dryas integrifolia subtype Novosieversia glaciale

Bioclimate Subzone: E

Floristic Subprovince: Northern Alaska

Substrate Chemistry: Nonacidic

Position along mesotopographic gradient: Snowbed, early-melting

Summary of Habitat: Moist nonacidic early-melting snowbeds,Subzone E

Described from:

 

Common plant functional types and species:

Hemiprostrate dwarf shrub: Cassiope tetragona;

Prostrate dwarf shrubs: Dryas integrifolia; Salix reticulata; Salix arctica;

Sedge: Carex scirpoidea;

Forb: Geum glaciale; Pedicularis lanata; Pedicularis oederi; Parrya nudicaulis; Papaver macounii spp. discolor; Silene acaulis; Bistorta plumosa;

Moss: Rhytidium rugosum; Aulacomnium turgidum; Tomentypnum nitens; Ptilidium ciliare;

Lichen: Flavocetraria cucullata; Flavocetraria nivalis; Cladonia amaurocraea; Dactylina arctica;

 

General Comments:

 

Other names from the Alaska literature: