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• Table 18. Cover Data -Mountain Brush Reference Area, Seneca II Mine, SCG, Routt Co., CO - 2004 PLANT SPECIES RELATIVE AVERAGE VEGETATION COVER FREQUENCY COVER Page 1 of 4 RELATIVE AVERAGE VEGETATION COVER-ALL COVER-ALL (%) (%) NATIVE ANNUAL 8 BIENNIAL FORBS Chenopodium fremontii 0.00 60.00 0.00 0.00 0.00 Chenopodium leptophyllum 0.10 10.00 0.12 0.10 0.09 Collinsia parviflora 0.20 70.00 0.24 0.80 D.69 Collomia linearis 0.10 60.00 0.12 0.10 0.09 Descurainia pinnata 0.10 20.00 0.12 0.10 0.09 Dracocephalum parviflorum 0.10 50.00 0.12 0.10 0.09 Epilobium brachycarpum 0.00 10.00 0.00 ~ 0.00 0.00 Polygonum douglasii 0.10 50.00. 0.12 0.10 0.09 Veronica peregrina ssp. xalapensis 0.30 20.00 0.36 0.30 0.26 TOTAL NATIVE ANN. 8 BIEN. FORBS 1.0 90.0 1.2 1.6 1.4 INTRODUCED ANNUAL 8 BIENNIAL FORBS Capsella bursa-pastods 0.00 10.00 0.00 0.00 0.00 Chenopodium foliosum 0.00 40.00 0.00 0.00 0.00 Cynoglossum officinale 0.90 100.00 1.09 3.80 3.26 Lactuca serriola 0.10 70.00 0.12 0.10 .0.09 Pocilla biloba 0.10 10.00 0.12 0.10 0.09 Polygonum arenastrum 0.40 10.00 0.48 0.40 0.34 Polygonum ramosissimum 0.10 30.00 0.12 0.10 0.09 Thlaspi arvense 0.20 50.00 0.24 0.20 0.17 Tragopogon dubius ssp. major 0.00 50.00 0.00 0.00 0.00 Turritis labra 0.00 10.00 0.00 0.00 0.00 TOTAL INTRO. ANN. &BIEN. FORBS 1.8 100.0 2.2 4.7 4.0 NATIVE PERENNIAL FORBS _ Achilles lanulosa 0.30 100.00 0.36 0.70 0.60 Agastache urticifolia 1.00 80.00 1.21 2.30 1.97 Agoseris glauca ~ 0.00 10.00 0.00 0.00 0.00 Allium macropetalum 0.00 10.00 0.00 0.00 0.00 Apocynum cannabinum 0.00 10.00 0.00 0.00 0.00 Artemisia ludoviciana 0.00 10.00 0.00 O.OD 0.00 Aster ascendens 0.00 10.00 0.00 0.00 0.00 Astragalus laxmannii 0.30 ~ 10.00 0.36 0.30 0.26 Balsamorhiza sagittata 0.00 10.00 0.00 0.00 0.00 Campanula rotundifolia 0.00 50.00 - 0.00 0.00 0.00 Cirsium eatonii 0.00 10.00 0.00 ~ 0.00 ~ 0.00 Delphinium barbeyi 0.00 10.00 0.00 0.10 0.09 Erigeron speciosus 0.10 70.00 0.12 0.20 0.17 Eriogonum umbellatum 0.00 10.00 0.00 0.00 0.00 Eucephalus engelmannii 0.00 30.00 ~ 0.00 0.20 0.17 Galium septentrionale 0.40 100.00 0.48 0.40 0.34 Geranium viscosissimum ssp. nervosum 0.00 20.00 0.00 0.00 0.00 Hackelia floribunda 0.00 .30.00 0.00 0.00 0.00 Helianthella quinquenervis 0.30 10.00 0.36 0.60 0.51 Heliomeris multiflora 0.00 10.00 0.00 0.00 0.00 Heuchera parvifolia 0.00 10.00 0.00 0.00 0.00 Lacluca tatarira ssp. pulchella 0.00 10.00 0.00 0.00 0.00 Lathyrus leucanthus 0.10 80.00 0.12 0.30 0.26 Lupinus caudatus 0.00 50.00 0.00 0.20 0.17 Lupinus prunophilus 0.00 10.00 0.00 0.00 0.00 Maianthemum stellatum 0.20 40.00 0.24 0.30 0.26 Monarda fistulosa var. menthifolia 0.90 80.00 1.09 1.90 1.63 Noccaea montana 0.00 ~ 20.00 0.00 0.00 0.00 Oligosporus dracunculus ssp. glaucus 0.00 20.00 0.00 0.00 0.00 Osmorhiza chilensis 0.00 80.00 0.00 0.50 0.43 Osmorhiza occidentalis 0.30 60.00 0.36 2.00 1.72 Perideridia gairdneri ssp. borealis 0.10 100.00 0.12 0.20 0.17 Pseudostellaria jamesiana 0.00 50.00 0.00 0.10 0.09 Solidago velulina 0.10 20.00 0.12 0.20 0.17 Streptopus fassettii 0.10 50.00 0.12 0.40 0.34 Thalictrum fendleri 0.30 60.00 0.36 0.50 0.43 Valerians edulis 0.10 20.00 0.12 0.40 0.34 Vicia americans 0.10 60.00 0.12 0.10 0.09 Viola nuttallii 0.00 20.00 D.00 0.00 0.00 Viola spp. 0.50 90.00 0.61 1.60 1.37 TOTAL NATIVE PERENNIAL FORBS 5.2 100.0 6.3 13.5 11.6 `P= Present within 1 m. of either side of the cover transect, but not quantitatively enccuntered.