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Transit Mix Concrete Co. <br />Table 4. Riparian Woodland: Cover and Height Estimates for Principal Species <br />Common Name <br />Scientific Name <br />Height" <br />FAbsollute Cover (%)" <br />Trees <br />Narrowleaf <br />cottonwood <br />Populus angustifolia <br />30-40 ft <br />2.5-15 <br />Douglas fir <br />Pseudotsuga menziesii <br />30-35 ft <br />0-30 <br />Blue spruce <br />Picea pungens <br />25 ft <br />0-2.5 <br />Ponderosa pine <br />Pinus ponderosa <br />30 ft <br />0-2.5 <br />Alder <br />Alnus incana <br />15 ft <br />0-7.5 <br />River birch <br />Betula occidentalis <br />12 ft <br />0-7.5 <br />Tall Shrubs <br />Bluestem willow <br />Salix irrorata <br />6-8 ft <br />2.5-50 <br />Vines <br />Woodbine <br />Parthenocissus vitacea <br />to 8 ft <br />0-50 <br />Forbs <br />Cow parsnip <br />Heracleum maximum <br />60 in <br />2.5 <br />Giant hyssop <br />Agastache sp. <br />48-66 in <br />2.5 <br />Grasses <br />Smooth brome <br />Bromus inermis <br />36 in <br />0-2.5 <br />Redtop bent grass <br />Agrostis gigantea or A. <br />stolonifera <br />30-36 in <br />2.5-7.5 <br />" Due to the wide variation within the community, average height and cover may be <br />provided as a range. <br />Hitch Rack Ranch Quarry Permit Application M-2016-010 <br />July 14, 2016 J-7 <br />