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but}:wheat (Crie¢onum spp.), union (~Vlium spp.) flc~anc <br />• (Ct_i^cron s}~p.), and milkt•etch (Accra^al~~s spp.). <br />Mountain shrub, type 5 <br />The mountain shrub com:runity is usuall}' found on t::~ high- <br />est slopes and lower north-facing slopes of the arty, de- <br />pending on soil depth, te:;[ure, and available moisture. <br />This t}'pe supports important broc:se species, ir.elu_ing: <br />Gambel's oak (Quercus c~ambulii), western serviceberr}• <br />(Amelanchier alnifolia), antelope bitterbrush (Purs:a <br />tridentata), big sagebrush (Arte~•.esia tridentata), <br />chokecherry (Prunes virzini.a), mountain mahogany (C_ro <br />carpus montanus), and snowberry (Svmnhoriczroos spp.). <br />j Associated species are the same 'as listed in Chap[ar 2 <br />. of the i7[dCCRES. <br />Aspen, type l0A <br />Aspen (Fopulus tremuloides) are located in the hig!t=_st <br />areas and those of best soil moisture conditions. there <br />are only a few areas that are distinctly aspen type; <br />most aspen is mixed with mouotain shrub type. <br />Mountain shrub-rock outcrop, type SA <br />In general, [ltis type is the same as mountain shrub com- <br />I <br />munity, but is found~on roc!c outcrops in the lease area. <br />Understory vegetation is not as dense as mountain s::rtib <br />communit}•, and much of the area is covered by bare rock. <br />Grazing appears to havo itad and continues to have a pro- <br />114 <br />