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* DRAFT * * Appendix 1, Page i <br /> Most common vascular plants sampled at Willow Creek Preserve, Eugene, Oregon in <br /> 1993 (descending order of frequency). <br /> Name Common Name <br /> Native Species <br /> Danthonia californica California oatgrass <br /> Camassia quamash Common camas <br /> Prunella vulgaris Self -heal <br /> Deschampsia caespitosa Tufted - hairgrass <br /> Aster hallii Hall's aster <br /> Juncus tenuis Slender rush <br /> Panicum occidetale Western panic grass <br /> Potentilla gracilis Northwest cinquefoil <br /> Sisyrinchium idahoense Idaho blue -eye grass <br /> Eriophyllum lanatum Woolly sunflower <br /> • <br /> Microseris laciniata Cut - leaved microseris <br /> Rosa nutkana Nootka rose <br /> Juncus bufonius Toad rush <br /> Juncus nevadensis Sierra rush <br /> Lotus formosissimus Seaside trefoil <br /> Luzula campestris Field woodrush <br /> Fragaria virginiana Wild strawberry <br /> Grindelia integrifolia Willamette Valley gumweed <br /> Aster curtus Curtus' aster <br /> Allium amplectens Slim- leafed onion <br /> Brodiaea coronaria Harvest brodiaea <br /> Festuca rubra Red fescue <br /> Carex aurea Golden -fruit sedge <br /> Zigadenus venenosus Meadow deathcamas <br /> Lotus purshianus Spanish clover <br /> Centaurium muhlenbergii Muhlenberg's centaury <br /> Haplopappus racemosus Cluster goldenweed <br /> Lomatium bradshawii Bradshaw's lomatium <br /> Wyethia angustifolia Narrow -leaf muleears <br /> Fraxinus latifolia Oregon ash <br /> Ranunculus orthorhynchus Straightbeak buttercup <br /> Vicia sp. Vetch <br /> Centunculus minimus Chaffweed <br /> Perideridia sp. Yampah <br /> Crataegus spp. Hawthorn <br /> C. douglasii Douglas' hawthorn <br /> C. monogyna Black hawthorn <br /> • <br />