Multnomah County

Showing 1,001–1,050 of 1,078 (native).

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  Tiarella trifoliata L. var. unifoliata (Hook.) Kurtz Native TITRU

  oneleaf foamflower · Saxifragaceae
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  Tolmiea menziesii (Pursh) Torr. & A. Gray Native TOME

  youth on age · Saxifragaceae
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  Tonella tenella (Benth.) A. Heller Native TOTE

  lesser baby innocence · Scrophulariaceae
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  Torreyochloa pallida (Torr.) Church Native TOPA6

  pale false mannagrass · Poaceae
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  Torreyochloa pallida (Torr.) Church var. pauciflora (J. Presl) J.I. Davis Native TOPAP3

  pale false mannagrass · Poaceae
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  Toxicodendron diversilobum (Torr. & A. Gray) Greene Native TODI

  Pacific poison oak · Anacardiaceae
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  Trautvetteria caroliniensis (Walter) Vail Native TRCA

  Carolina bugbane · Ranunculaceae
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  Trautvetteria caroliniensis (Walter) Vail var. occidentalis (A. Gray) C.L. Hitchc. Native TRCAO

  western bugbane · Ranunculaceae
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  Triantha occidentalis (S. Watson) Gates Native TROC7

  western false asphodel · Liliaceae
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  Triantha occidentalis (S. Watson) Gates ssp. brevistyla (C.L. Hitchc.) Packer Native TROCB

  sticky tofieldia · Liliaceae
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  Trientalis borealis Raf. Native TRBO2

  starflower · Primulaceae
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  Trientalis borealis Raf. ssp. latifolia (Hook.) Hultén Native TRBOL

  broadleaf starflower · Primulaceae
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  Trientalis europaea L. Native TREU

  arctic starflower · Primulaceae
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  Trientalis europaea L. ssp. arctica (Fisch. ex Hook.) Hultén Native TREUA

  arctic starflower · Primulaceae
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  Trifolium longipes Nutt. Native TRLO

  longstalk clover · Fabaceae
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  Trifolium microcephalum Pursh Native TRMI4

  smallhead clover · Fabaceae
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  Trifolium microdon Hook. & Arn. Native TRMI5

  thimble clover · Fabaceae
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  Trifolium variegatum Nutt. Native TRVA

  whitetip clover · Fabaceae
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  Trillium ovatum Pursh Native TROV2

  Pacific trillium · Liliaceae
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  Trillium ovatum Pursh ssp. ovatum Native TROVO2

  Pacific trillium · Liliaceae
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  Triodanis perfoliata (L.) Nieuwl. Native TRPE4

  clasping Venus' looking-glass · Campanulaceae
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  Triphysaria pusilla (Benth.) T.I. Chuang & Heckard Native TRPU16

  dwarf owl's-clover · Scrophulariaceae
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  Trisetum canescens Buckley Native TRCA21

  tall trisetum · Poaceae
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  Triteleia grandiflora Lindl. Native TRGR7

  largeflower triteleia · Liliaceae
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  Triteleia grandiflora Lindl. var. howellii (S. Watson) Hoover Native TRGRH

  Howell's triteleia · Liliaceae
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  Tsuga heterophylla (Raf.) Sarg. Native TSHE

  western hemlock · Pinaceae
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  Tsuga mertensiana (Bong.) Carrière Native TSME

  mountain hemlock · Pinaceae
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  Typha latifolia L. Native TYLA

  broadleaf cattail · Typhaceae
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  Urtica dioica L. ssp. gracilis (Aiton) Seland. Native URDIG

  California nettle · Urticaceae
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  Urtica dioica L. ssp. holosericea (Nutt.) Thorne Native URDIH

  stinging nettle · Urticaceae
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  Vaccinium membranaceum Douglas ex Torr. Native VAME

  thinleaf huckleberry · Ericaceae
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  Vaccinium ovalifolium Sm. Native VAOV

  oval-leaf blueberry · Ericaceae
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  Vaccinium parvifolium Sm. Native VAPA

  red huckleberry · Ericaceae
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  Vaccinium scoparium Leiberg ex Coville Native VASC

  grouse whortleberry · Ericaceae
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  Vaccinium uliginosum L. Native VAUL

  bog blueberry · Ericaceae
• ⚘
  Valeriana scouleri Rydb. Native VASC2

  Scouler's valerian · Valerianaceae
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  Valeriana sitchensis Bong. Native VASI

  Sitka valerian · Valerianaceae
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  Vancouveria hexandra (Hook.) C. Morren & Decne. Native VAHE

  white insideout flower · Berberidaceae
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  Veratrum californicum Durand Native VECA2

  California false hellebore · Liliaceae
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  Veratrum californicum Durand var. caudatum (A. Heller) C.L. Hitchc. Native VECAC

  Cascade false hellebore · Liliaceae
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  Veratrum viride Aiton Native VEVI

  green false hellebore · Liliaceae
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  Verbena bracteata Cav. ex Lag. & Rodr. Native VEBR

  bigbract verbena · Verbenaceae
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  Verbena hastata L. Native VEHA2

  swamp verbena · Verbenaceae
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  Verbena hastata L. var. scabra Moldenke Native VEHAS

  swamp verbena · Verbenaceae
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  Verbena lasiostachys Link Native VELA

  western vervain · Verbenaceae
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  Veronica americana Schwein. ex Benth. Native VEAM2

  American speedwell · Scrophulariaceae
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  Veronica anagallis-aquatica L. Native VEAN2

  water speedwell · Scrophulariaceae
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  Veronica peregrina L. Native VEPE2

  neckweed · Scrophulariaceae
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  Veronica peregrina L. ssp. xalapensis (Kunth) Pennell Native VEPEX2

  hairy purslane speedwell · Scrophulariaceae
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  Veronica scutellata L. Native VESC2

  skullcap speedwell · Scrophulariaceae