A record of late Quaternary vegetation from Davis Lake, southern Puget Lowland, Washington
Davis Lake ; Etats-Unis ; Géographie de l'Amérique ; Holocène ; Pacific States ; Palynologie ; Paléobiogéographie ; Pléistocène supérieur ; Puget Lowland ; Quaternaire supérieur ; Quaternaire zones moyennes ; Végétation ; Washington State
The late Pleistocene pollen sequence records two intervals of tundra parkland vegetation. The earlier of these has high percentages of Picea, Gramineae, and Artemisia pollen and represents the vegetation during the Evans Creek Stade (Fraser
, Thuja plicata, and Pseudotsuga, similar to present lowland vegetation, appeared in the late Holocene (ca.5500yr B.P.).