Species of the Puget Sound and Salish Sea regions
Explore the plants and animals within the Puget Sound and Salish Sea watersheds. You can also query species directly using the search below. Species accounts are provided by Encyclopedia of Life and NatureServe, as well as regional sources where available.
- Oregonia gracilis- (Graceful Decorator Crab)
- Oregonia sp
- Oreohelix junii- (Grand Coulee Mountainsnail)
- Oreohelix sp. 1- (Chelan Mountainsnail)
- Oreohelix sp. 18- (Limestone Point Mountainsnail)
- Oreohelix sp. 2- (Yakima Mountainsnail)
- Oreohelix sp. 29- (Hells Canyon Mountainsnail)
- Oreohelix strigosa- (Rocky Mountainsnail)
- Oreohelix strigosa delicata- (Blue Mountainsnail)
- Oreohelix subrudis- (Subalpine Mountainsnail)
- Oreortyx pictus- (Mountain Quail)
- Oreoscoptes montanus- (Sage Thrasher)
- Oreostemma alpigenum- (Anderson's Aster)
- Oreostemma alpigenum var. alpigenum- (Tundra Aster)
- Oreothlypis celata- (Orange-crowned Warbler)
- Oreothlypis ruficapilla- (Nashville Warbler)
- Origanum vulgare- (Wild Marjoram)
- Ornithogalum nutans- (Drooping Star-of-Bethlehem)
- Ornithogalum umbellatum- (Common Star-of-bethlehem)
- Orobanche californica- (California Broomrape)
- Orobanche californica ssp. californica- (California Broomrape)
- Orobanche californica ssp. grayana- (California Broomrape)
- Orobanche corymbosa- (Flat-top Broomrape)
- Orobanche corymbosa ssp. corymbosa- (Flat-top Broomrape)
- Orobanche corymbosa ssp. mutabilis- (Flat-top Broomrape)
- Orobanche fasciculata- (Clustered Broomrape)
- Orobanche ludoviciana- (Louisiana Broomrape)
- Orobanche ludoviciana ssp. ludoviciana- (Louisiana Broomrape)
- Orobanche minor- (Clover Broomrape)
- Orobanche pinorum- (Pine Broomrape)
- Orobanche uniflora- (One-flowered Broomrape)
- Orobitella sp
- Orogenia linearifolia- (Graet Basin Indian-potato)
- Orthasterias koehleri- (Rainbow Star)
- Orthilia secunda- (One-side Wintergreen)
- Orthione griffenis- (An Isopod)
- Orthocarpus barbatus- (Grand Coules Owl's-clover)
- Orthocarpus bracteosus- (Rosy Owl's-clover)
- Orthocarpus imbricatus- (Mountain Owl's-clover)
- Orthocarpus luteus- (Yellow Owl's-clover)
- Orthocarpus tenuifolius- (Goldtongue)
- Orthopsyllus linearis
- Orthopyxis sp
- Orthothecium chryseum- (Golden Erect-capsule Moss)
- Orthotrichum bolanderi
- Orthotrichum hallii
- Orthotrichum holzingeri
- Orthotrichum praemorsum
- Orthotrichum pylaisii
- Orthotrichum rivulare