Alaska Arctic Vegetation Unit S1.3

 

Hierarchy of Geobotanical Vegetation Map Units (Walker DA 2002)

map legend color for unit S1.3S1.3 Dwarf-shrub tundra on volcanic rock (Y-K Delta)

Erect and prostrate dwarf-shrub communities (comm. 49) on volcanic outcrops, commonly in complexes with rock outcrops and alder-dominated drainages (comm. 51). Yukon Delta, Nunivak Island, Subzone E.