Index / States / Oregon / Washington
§1County listing — Oregon
Washington County
Oregon
- FIPS
- 41067
- Taxa recorded
- 1,527
- State
- Oregon
Filter
Showing 1,101–1,150 of 1,206 (native).
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Symphoricarpos oreophilus A. Gray Native SYOR2mountain snowberry · Caprifoliaceae - Symphoricarpos oreophilus A. Gray var. utahensis (Rydb.) A. Nelson Native SYORUUtah snowberry · Caprifoliaceae
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Symphyotrichum spathulatum (Lindl.) G.L. Nesom Native SYSPwestern mountain aster · Asteraceae - Symphyotrichum spathulatum (Lindl.) G.L. Nesom var. spathulatum Native SYSPSwestern mountain aster · Asteraceae
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Symphyotrichum subspicatum (Nees) G.L. Nesom Native SYSU4Douglas aster · Asteraceae - Symphyotrichum subspicatum (Nees) G.L. Nesom var. subspicatum Native SYSUSDouglas aster · Asteraceae
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Taxus brevifolia Nutt. Native TABR2Pacific yew · Taxaceae -
Tellima grandiflora (Pursh) Douglas ex Lindl. Native TEGR2bigflower tellima · Saxifragaceae -
Tetradymia canescens DC. Native TECA2spineless horsebrush · Asteraceae -
Teucrium canadense L. Native TECA3Canada germander · Lamiaceae - Teucrium canadense L. var. occidentale (A. Gray) E.M. McClint. & Epling Native TECAOwestern germander · Lamiaceae
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Thalictrum fendleri Engelm. ex A. Gray Native THFEFendler's meadow-rue · Ranunculaceae - Thalictrum fendleri Engelm. ex A. Gray var. polycarpum Torr. Native THFEP2Fendler's meadow-rue · Ranunculaceae
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Thalictrum occidentale A. Gray Native THOCwestern meadow-rue · Ranunculaceae - Thalictrum occidentale A. Gray var. occidentale Native THOCO2western meadow-rue · Ranunculaceae
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Thermopsis gracilis Howell Native THGR6slender goldenbanner · Fabaceae - Thermopsis gracilis Howell var. ovata (B.L. Rob. ex Piper) M. Mendenhall Native THGROslender goldenbanner · Fabaceae
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Thuja plicata Donn ex D. Don Native THPLwestern redcedar · Cupressaceae -
Thysanocarpus curvipes Hook. Native THCUsand fringepod · Brassicaceae -
Tiarella trifoliata L. Native TITRthreeleaf foamflower · Saxifragaceae - Tiarella trifoliata L. var. trifoliata Native TITRTthreeleaf foamflower · Saxifragaceae
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Tolmiea menziesii (Pursh) Torr. & A. Gray Native TOMEyouth on age · Saxifragaceae -
Tonella tenella (Benth.) A. Heller Native TOTElesser baby innocence · Scrophulariaceae -
Torreyochloa pallida (Torr.) Church Native TOPA6pale false mannagrass · Poaceae - Torreyochloa pallida (Torr.) Church var. pauciflora (J. Presl) J.I. Davis Native TOPAP3pale false mannagrass · Poaceae
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Toxicodendron diversilobum (Torr. & A. Gray) Greene Native TODIPacific poison oak · Anacardiaceae -
Trautvetteria caroliniensis (Walter) Vail Native TRCACarolina bugbane · Ranunculaceae - Trautvetteria caroliniensis (Walter) Vail var. occidentalis (A. Gray) C.L. Hitchc. Native TRCAOwestern bugbane · Ranunculaceae
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Trientalis borealis Raf. Native TRBO2starflower · Primulaceae - Trientalis borealis Raf. ssp. latifolia (Hook.) Hultén Native TRBOLbroadleaf starflower · Primulaceae
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Trifolium bifidum A. Gray Native TRBInotchleaf clover · Fabaceae -
Trifolium douglasii House Native TRDODouglas' clover · Fabaceae -
Trifolium eriocephalum Nutt. Native TRER2woollyhead clover · Fabaceae - Trifolium eriocephalum Nutt. ssp. arcuatum (Piper) J.M. Gillett Native TRERA2woollyhead clover · Fabaceae
- Trifolium eriocephalum Nutt. ssp. eriocephalum Native TREREwoollyhead clover · Fabaceae
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Trifolium macrocephalum (Pursh) Poir. Native TRMA3largehead clover · Fabaceae -
Trifolium microcephalum Pursh Native TRMI4smallhead clover · Fabaceae -
Trifolium plumosum Douglas ex Hook. Native TRPL2plumed clover · Fabaceae - Trifolium plumosum Douglas ex Hook. ssp. amplifolium (J.S. Martin) J.M. Gillett Native TRPLAbigleaf clover · Fabaceae
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Trifolium variegatum Nutt. Native TRVAwhitetip clover · Fabaceae -
Trifolium willdenovii Spreng. Native TRWI3tomcat clover · Fabaceae -
Trillium albidum J.D. Freeman Native TRAL4giant white wakerobin · Liliaceae - Trillium albidum J.D. Freeman ssp. albidum Native TRALAgiant white wakerobin · Liliaceae
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Trillium ovatum Pursh Native TROV2Pacific trillium · Liliaceae - Trillium ovatum Pursh ssp. ovatum Native TROVO2Pacific trillium · Liliaceae
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Trillium petiolatum Pursh Native TRPE3Idaho trillium · Liliaceae -
Triphysaria pusilla (Benth.) T.I. Chuang & Heckard Native TRPU16dwarf owl's-clover · Scrophulariaceae -
Trisetum canescens Buckley Native TRCA21tall trisetum · Poaceae -
Trisetum spicatum (L.) K. Richt. Native TRSP2spike trisetum · Poaceae -
Triteleia grandiflora Lindl. Native TRGR7largeflower triteleia · Liliaceae