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Washington Natural Heritage Information System
Known High-Quality or Rare Plant Communities and Wetland Ecosystems of Washington
August 2012

Douglas County


Scientific Name
Common Name
Historic Record
Artemisia rigida / Poa secunda Shrub Herbaceous Vegetation Stiff Sagebrush / Sandberg's Bluegrass
Artemisia tridentata / Festuca idahoensis Shrub Herbaceous Vegetation Big Sagebrush / Idaho Fescue
Artemisia tridentata ssp. wyomingensis / Hesperostipa comata Shrubland Wyoming Big Sagebrush / Needle-and-thread
Artemisia tridentata ssp. wyomingensis / Pseudoroegneria spicata Shrub Herbaceous Vegetation Wyoming Big Sagebrush / Bluebunch Wheatgrass
Artemisia tripartita ssp. tripartita / Festuca campestris Shrub Herbaceous Vegetation Threetip Sagebrush / Rough Fescue
Artemisia tripartita ssp. tripartita / Festuca idahoensis Shrub Herbaceous Vegetation Threetip Sagebrush / Idaho Fescue
Artemisia tripartita ssp. tripartita / Pseudoroegneria spicata Shrub Herbaceous Vegetation Threetip Sagebrush / Bluebunch Wheatgrass
Betula occidentalis Shrubland Water Birch Forest
Crataegus douglasii / Rosa woodsii Shrubland Black Hawthorn / Wood's Rose
Distichlis spicata Herbaceous Vegetation Saltgrass
Eriogonum thymoides / Poa secunda Dwarf-shrub Herbaceous Vegetation Thyme Buckwheat / Sandberg's Bluegrass
Leymus cinereus - Distichlis spicata Herbaceous Vegetation Great Basin Wildrye - Saltgrass
Philadelphus lewisii Intermittently Flooded Shrubland Mock Orange
Populus tremuloides / Symphoricarpos albus Forest Quaking Aspen / Common Snowberry
Populus tremuloides Cover Type Quaking Aspen Forest
Pseudoroegneria spicata - Poa secunda Herbaceous Vegetation Bluebunch Wheatgrass - Sandberg's Bluegrass
Pseudotsuga menziesii / Calamagrostis rubescens Forest Douglas-fir / Pinegrass
Purshia tridentata / Festuca idahoensis Shrub Herbaceous Vegetation Bitterbrush / Idaho Fescue H
Purshia tridentata / Hesperostipa comata Shrub Herbaceous Vegetation Bitterbrush / Needle-and-thread
Purshia tridentata / Pseudoroegneria spicata Shrub Herbaceous Vegetation Bitterbrush / Bluebunch Wheatgrass
Salix amygdaloides / Salix exigua Woodland Peach-leaf Willow / Sandbar Willow


Washington Natural Heritage Program - www.dnr.wa.gov/ResearchScience/Topics/NaturalHeritage/Pages/amp_nh.aspx/
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Washington Dept. of Natural Resources, PO Box 47016, Olympia, WA 98504-7016