Purgatory River, Colorado (Geographic Keyword)
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STRATIGRAPHIC POLLEN ANALYSIS AT 5LA5838, A CIRCULAR STRUCTURE IN PICKETWIRE CANYON, SOUTHEASTERN COLORADO (2003)
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Site 5LA5838 is a circular feature situated on a terrace above the Rio de las Animas Perdidas en Purgatario (Purgatory River). Onsite vegetation includes grasses, cholla and prickly pear cactus and sparse junipers. Riparian vegetation nearby includes willow and cottonwood. Seven stratigraphic pollen samples were analyzed for potential economic uses of plants at the site and to discern changes in the plant community in the area. One radiocarbon date at the site, 950±40 RCYBP, was reported...