Elk River Natural Resources Conservation Area Vascular Plant List

Courtesy of DNR staff. Nomenclature follows Flora of the Pacific Northwest 2nd Edition (2018).

Scientific Name Common Name Family Achillea millefolium yarrow ASTERACEAE Agrostis stolonifera * red top GRAMINEAE Alnus rubra red alder BETULACEAE Angelica lucida sea-watch APIACEAE Atriplex prostrata * fat hen CHENOPODIACEAE Calamagrostis nutkaensis Pacific reedgrass POACEAE Carex lyngbyei Lyngby’s sedge CYPERACEAE Carex obnupta slough sedge CYPERACEAE Cuscuta salina salt-marsh dodder CONVOLVULACEAE Deschampsia caespitosa tufted hairgrass POACEAE Distichlis spicata saltgrass POACEAE Festuca rubra red fescue POACEAE Frangula purshiana cascara RHAMNACEAE Gaultheria shallon salal ERICACEAE Glaux maritima saltwort PRIMULACEAE Grindelia integrifolia gumweed ASTERACEAE Isolepis cernua low clubrush CYPERACEAE Jaumea carnosa jaumea ASTERACEAE Juncus balticus Baltic rush JUNCACEAE Lilaeopsis occidentalis lilaeopsis APIACEAE Lonicera involucrata black twinberry CAPRIFOLIACEAE Malus fusca western crabapple ROSACEAE Picea sitchensis Sitka spruce PINACEAE Plantago maritima seaside plantain PLANTAGINACEAE Polystichum munitum western swordfern DRYOPTERIDACEAE Potentilla anserina ssp. pacifica Pacific silverweed ROSACEAE Pseudotsuga menziesii Douglas-fir PINACEAE Pteridium aquilinum western brackenfern DENNSTAEDTIACEAE Rubus spectabilis salmonberry ROSACEAE Rubus ursinus trailing blackberry ROSACEAE Rumex occidentalis western dock POLYGONACEAE Salicornia depressa pickleweed AMARANTHACEAE Sidalcea hendersonii Henderson’s checkermallow MALVACEAE Stellaria humifusa low starwort CAROPHYLLACEAE

REMOVAL OR COLLECTION OF PLANTS IS NOT PERMITTED EXCEPT AS PART OF A RESEARCH OR EDUCATIONAL PROJECT APPROVED BY THE NATURAL AREAS PROGRAM.

DEPARTMENT OF Natural Areas Program (360) 902-1600 NATURAL RESOURCES PO Box 47014 Olympia, WA 98504 Symphyotrichum subspicatum Douglas’ aster ASTERACEAE Thuja plicata western redcedar CUPRESSACEAE Triglochin maritima seaside arrowgrass JUNCAGINACEAE Tsuga heterophylla western hemlock PINACEAE Typha latifolia cattail TYPHACEAE Vicia nigricans var. gigantea giant vetch LEGUMINOSA Zostera marina eel-grass ZOSTERACEAE

* - Introduced

DEPARTMENT OF Conservation, Recreation and Transactions NATURAL RESOURCES Natural Areas Program