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Page 1 10 <br />SpeciesPotential to Occur <br />Plants <br />In dry, open areas with clay, sandy, or gravelly <br />Jones' bluestar <br />soils, in desert -steppe, rocky gorges and <br />No desert -steppe, rocky gorges or <br />(Amsonia jonesii) <br />canyons. Elevation range: 4,436 - 5,784 feet. <br />canyons in the project areas. <br />Flowers in late April and May. <br />Occurs on sandstone ledges, crevices of <br />Naturita milkvetch <br />sandstone bedrock, dry rock mesas, ledges, <br />No sandstone ledges or bedrock in the <br />(Astragalus naturitensis) <br />and detrital slopes. Elevation range: 4,829 - <br />project areas. <br />7,027 feet. Flowers April through early June, <br />fruits in late May through early June. <br />Found on the grayish, near -barren gypsum <br />hills of the Paradox Member of the Hermosa <br />Gypsum Valley cateye <br />Formation and other barren shale substrates <br />No Paradox Member formation soils in <br />(Oreocarya reveolii) <br />in western Colorado. Elevation Range: 5,394 - <br />the project areas. <br />6,788 feet. Plants flower in May and produce <br />fruit in June. <br />Found scattered on moss and duff, in the <br />shade of moist coniferous forests. Also found <br />Fragile rockbrake <br />in crevices in calcareous rocks in shaded <br />Preferred elevation range is higher <br />(Cryptogromma stelleri) <br />localities with dripping water. Elevation range: <br />than the project areas. <br />7,825 - 13,458 feet. New growth produced in <br />spring, dying by late summer. <br />Occurs in wet, saline soils in alcoves, seeps, <br />Kachina fleabane <br />and hanging gardens on sandstone cliffs and <br />No wetlands, seeps or canyons in the <br />(Erigeron kochinensis) <br />canyon walls. Elevation Range: 4,700 - 6,700 <br />project areas. <br />feet. Flowering occurs in May -August. <br />Sandy to heavy clay washes, hills, and slopes; <br />also on shales. Occurs on the Cutler Formation <br />Comb Wash buckwheat <br />as well as the Mancos Shale Formation. Found <br />No Cutler or Mancos Shale formation <br />(Eriogonum clovellatum) <br />within shadscale, blackbrush, and saltbush <br />derived soils in the project areas. <br />communities. Elevation Range: 4,813 - 6,033 <br />feet. Flowering May -June. <br />This species is found on outcrops of grayish, <br />argillaceous, bare Mancos Shale outcrops with <br />Lone Mesa snakeweed <br />thin soil over the shale. Elevation range: 7,526 <br />No Mancos Shale outcrops in the <br />(Gutierrezio elegans) <br />- 7,808 feet. Flowers July through early <br />project areas. <br />September; fruits are produced in August and <br />September. <br />Occurs on Mancos Shale, open clay barrens <br />Pagosa Springs <br />surrounded by montane grasslands, <br />Mancos Shale outcrops in the <br />bladderpod <br />sometimes in open ponderosa pine stands <br />(Physaria pruinosa) <br />with Gambel's oak, it can also be associated <br />project areas. <br />pr <br />with Douglas fir and Englemann spruce <br />776 E. 2nd Avenue • Durango, CO 81301 • Phone: (970) 382-7256 • Fax: (970) 382-7259 <br />www.ecosphere-services.com <br />