Component Projects-Alaska Arctic Tundra Vegetation Map

Alaska Arctic Tundra Vegetation Map

Barren complex

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Barren complex on lava. Community No. 74 near Imuruk Lake, Seward Peninsula, Alaska. (Photo: D.A. Walker.)

Barren complex (aerial photograph)

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Aerial photo of lava complex near Imuruk Lake, Seward Peninsula, Alaska. (Photo: D.A. Walker.)

Vegetation Units

B2.1 Lichens on lava (Seward Peninsula)

Lichen communities (comm. 74) on recent lava flows, complexed with unvegetated lava; in mosaic with areas not covered by lava (G3.3, comm. 75). Seward Peninsula, Subzone E.

(See G3.3)

Plant Communities:

Community 74:

Rock desert , Lava A,B,C (Raynolds et al. 2002) (Seward Peninsula).

Community 75:

Dryado integrifoliae-Caricetum bigelowii, moist calcareous tundra (Walker et al. 1994) (Toolik Lake).

Vegetation type Bigelow's sedge tussock dwarf-shrub tundra (Racine and Anderson 1979); Releves R6,7a,33,37,57,58 (Raynolds et al. 2002) (Seward Peninsula).

Alaska Geobotany Center - Institute of Arctic Biology - University of Alaska Fairbanks
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Last modified: May 9, 2008