Laserfiche WebLink
Table 7-tl. Herbaceous canopy cover, above-ground primary production and woody stem densi- <br />ties by species for plants encountered on postmine vegetation plots (Derringer Pit) <br />relopsoiled but not seeded in 1989 (1993 sampling season). <br />Shrub <br />Production Density <br />Species/~ategory Common Name Cover (%) (Ibs/ac) (stems/ac) <br />Total Herbaceous 62.7 1142.1 <br />Total Perennial 23.0 635.0 <br />Bare Ground 12.4 <br />Litter 24.9 <br />Perennial Grasses 19.1 L5656 .17 <br />Agropyron spp Wheatgrass 4.9 l"55.8 <br />Agrostis spp Redtop 0.3 56.3 <br />Bromus carinatus Mountain Brome 7.2 139.5 <br />Bromus inermis Smooth Brome 4.7 161.6 <br />Hordeum jubatum Foxtail Barley 1.0 27.2 <br />Po:r pratensis Kentucky Bluegrass 0.8 26.7 <br />Festuca spp Fescue 0.2 <br />Annual/Biennial 39.7 1507.1 ~ ~ 5 , <br />Grasse; &Forbs =-° <br />yes lw «ds l <br />• Perennial Forbs :3.61 67.9 <br />Achilles millefolium Western Yarrow 0.2 <br />Allium acuminatum Tapertip Onion 0.2 0.2 <br />Astragalus titer Cicer Milkvetch 0.6 52.4 <br />Lathyrusleucanthus Aspen Peavine 2.3 12.3 <br />Penstemon Palmeri Palmer Penstemon 0.5 <br />Sc•lidago spp Goldenrod 2.8 <br />Shrub; 0 3~ 458.7 <br />Aitemisia tridentata Big Sagebrush 0.2 185.5 <br />Prunusvirginiana Chokecherry 158.5 <br />Purshia tridentata Bitterbrush 40.5 <br />Rosa woodsii Wood's Rose 3.4 <br />Symphoricarpos oreophilus Mountain Snowberry 0.1 70.8 <br />FVIIb 3/94 <br />IDMG'93REPT71 <br />• <br />