Washington Flora Checklist

Family

Taxon (native taxa in boldface)

Common Names

Added On

Polemoniaceae

Gilia capitata Sims[HC, HC2]

bluehead gilia, globe gilia

last updated 8/12/2023

Polemoniaceae

Phlox viscida E.E. Nelson[HC, HC2]

sticky phlox

last updated 8/12/2023

Fabaceae

Astragalus whitneyi A. Gray var. sonneanus (Greene) Jeps.[HC, HC2]

balloon milk-vetch

last updated 8/11/2023

Cyperaceae

Carex densa (L.H. Bailey) L.H. Bailey[FNA23, HC, HC2, SPNW]

dense sedge

last updated 8/3/2023

Dryopteridaceae

Polystichum californicum (D.C. Eaton) Diels[FNA2, HC, HC2]

California sword-fern

last updated 8/1/2023

Dryopteridaceae

Polystichum braunii (Spenner) Fée[FNA2, HC2]

Braun's holly-fern

last updated 8/1/2023

Dryopteridaceae

Polystichum scopulinum (D.C. Eaton) Maxon[FNA2, HC, HC2]

mountain holly fern, rock sword fern

last updated 8/1/2023

Polygonaceae

Eriogonum umbellatum Torr. var. sandbergii Reveal[FNA5, HC2]

Sandberg's sulfur flower

last updated 8/1/2023

Pteridaceae

Cryptogramma acrostichoides R. Br.[FNA2, HC2]

American parsley-fern, American rock-brake

last updated 7/31/2023

Polypodiaceae

Polypodium amorphum Suksd.[FNA2, HC2]

irregular polypody

last updated 7/31/2023

Orobanchaceae

Pedicularis groenlandica Retz.[HC, HC2]

bull elephant's-head

last updated 7/30/2023

Orobanchaceae

Pedicularis contorta Benth.[HC, HC2]

white coiled-beak lousewort

last updated 7/30/2023

Orobanchaceae

Pedicularis ornithorhynchos Benth.[HC2]

duck's-bill, bird's-beak lousewort

last updated 7/30/2023

Campanulaceae

Campanula lasiocarpa Cham.[HC, HC2]

Alaska bellflower, Alaska harebell

last updated 7/30/2023

Polygonaceae

Aconogonon davisiae (W.H. Brewer ex A. Gray) Soják[FNA5, HC2]

Newberry's fleeceflower, Davis' knotweed, Davis's knotweed

last updated 7/27/2023

Polygonaceae

Oxyria digyna (L.) Hill[FNA5, HC, HC2]

mountain-sorrel

last updated 7/27/2023

Asteraceae

Ambrosia chamissonis (Less.) Greene[FNA21, HC, HC2]

silver beachweed, beach bur, cutleaf beach bur, silver bur-ragweed

last updated 7/27/2023

Asteraceae

Erigeron salishii G.W. Douglas & Packer[FNA20, HC2]

Salish fleabane, star peak fleabane

last updated 7/27/2023

Fabaceae

Lathyrus palustris L.[HC, HC2]

marsh peavine

last updated 7/27/2023

Fabaceae

Lathyrus sphaericus Retz.[HC, HC2]

grass peavine

last updated 7/27/2023

Brassicaceae

Boechera cascadensis Windham & Al-Shehbaz[FNA7, HC2]

Cascades rockcress

last updated 7/22/2023

Brassicaceae

Arabis alpina L.[FNA7, HC2]

last updated 7/22/2023

Asteraceae

Hulsea nana A. Gray[FNA21, HC, HC2]

small alpinegold, small hulsea

last updated 7/21/2023

Polemoniaceae

Leptosiphon nuttallii (A. Gray) J.M. Porter & L.A. Johnson ssp. pubescens (R. Patt.) J.M. Porter & L.A. Johnson[HC2]

Nuttall's leptosiphon

last updated 7/16/2023

Polemoniaceae

Leptosiphon nuttallii (A. Gray) J.M. Porter & L.A. Johnson ssp. nuttallii[HC2, JPM2]

Nuttall's leptosiphon

last updated 7/16/2023

Polemoniaceae

Leptosiphon nuttallii (A. Gray) J.M. Porter & L.A. Johnson[HC2]

Nuttall's leptosiphon

last updated 7/16/2023

Liliaceae

Calochortus nitidus Douglas[FNA26, HC, HC2]

broad-fruited mariposa lily

last updated 7/16/2023

Polemoniaceae

Phlox hoodii Richardson ssp. canescens (Torr. & A. Gray) Wherry[HC2, IMF4, JPM, KZ99]

carpet phlox, Hood's phlox

last updated 7/9/2023

Polemoniaceae

Phlox hoodii Richardson[HC, HC2]

Hood's phlox

last updated 7/9/2023

Polemoniaceae

Phlox hendersonii (E.E. Nelson) Cronquist[HC, HC2]

Henderson's phlox

last updated 7/9/2023

Polemoniaceae

Phlox diffusa Benth.[HC, HC2]

spreading phlox

last updated 7/3/2023

Ranunculaceae

Ranunculus glaberrimus Hook. var. ellipticus (Greene) Greene[FNA3, HC, HC2]

sagebrush buttercup

last updated 7/3/2023

Ranunculaceae

Ranunculus glaberrimus Hook. var. glaberrimus[FNA3, HC, HC2]

sagebrush buttercup

last updated 7/3/2023

Liliaceae

Fritillaria affinis (Schult. & Schult. f.) Sealy[FNA26, HC2]

checker lily, chocolate lily, rice-root lily

last updated 7/3/2023

Papaveraceae

Dicentra formosa (Haw.) Walp. ssp. formosa[FNA3, HC2]

Pacific bleedingheart

last updated 7/3/2023

Polemoniaceae

Polemonium viscosum Nutt.[HC, HC2]

sticky Jacob's-ladder, sticky polemonium

last updated 7/2/2023

Polemoniaceae

Polemonium pulcherrimum Hook. var. pulcherrimum[HC, HC2, JPM]

showy Jacob's-ladder

last updated 7/2/2023

Polemoniaceae

Polemonium pulcherrimum Hook.[HC, HC2]

showy polemonium

last updated 7/2/2023

Polemoniaceae

Polemonium occidentale Greene[HC, HC2]

western Jacob's-ladder, western polemonium

last updated 7/2/2023

Polemoniaceae

Polemonium carneum A. Gray[HC, HC2, JPM]

royal Jacob's-ladder, great polemonium, salmon polemonium

last updated 7/2/2023

Polemoniaceae

Polemonium californicum Eastw.[HC2, JPM]

low Jacob's-ladder

last updated 7/2/2023

Apiaceae

Lomatium anomalum M.E. Jones ex J.M. Coult. & Rose[HC2]

anomalous biscuit-root, nine-leaved biscuit-root

last updated 7/1/2023

Apiaceae

Lomatium canbyi (J.M. Coult. & Rose) J.M. Coult. & Rose[HC, HC2, IMF3]

Canby's biscuit-root, chucklusa, Canby's desert-parsley

last updated 7/1/2023

Ranunculaceae

Thalictrum venulosum Trel.[FNA3, HC, HC2]

veiny-leaf meadow-rue

last updated 7/1/2023

Ranunculaceae

Thalictrum occidentale A. Gray[FNA3, HC, HC2]

western meadow-rue

last updated 7/1/2023

Polemoniaceae

Navarretia squarrosa (Eschsch.) Hook. & Arn.[HC, HC2]

skunkweed

last updated 6/29/2023

Selaginellaceae

Selaginella oregana D.C. Eaton[FNA2, HC, HC2]

festoon spikemoss, Oregon spikemoss

last updated 6/29/2023

Selaginellaceae

Selaginella douglasii (Hook. & Grev.) Spring[FNA2, HC, HC2]

Douglas' clubmoss, lesser clubmoss

last updated 6/29/2023

Selaginellaceae

Selaginella wallacei Hieron.[FNA2, HC, HC2]

Wallace's spikemoss

last updated 6/29/2023

Selaginellaceae

Selaginella scopulorum Maxon[FNA2, HC2]

cliff spikemoss, Rocky Mountain spikemoss

last updated 6/29/2023

Polygonaceae

Rumex acetosa L.[FNA5, HC, HC2]

alpine sorrel, common sorrel, garden sorrel, Lapland sorrel

last updated 6/28/2023

Dryopteridaceae

Polystichum munitum (Kaulf.) C. Presl[FNA2, HC, HC2]

common sword fern, western fern

last updated 6/28/2023

Woodsiaceae

Woodsia oregana D.C. Eaton ssp. oregana[FNA2, HC2]

Oregon cliff-fern, western cliff-fern

last updated 6/27/2023

Woodsiaceae

Woodsia oregana D.C. Eaton[FNA2, HC, HC2]

Oregon cliff-fern, Oregon woodsia

last updated 6/27/2023

Onagraceae

Clarkia pulchella Pursh[HC, HC2]

deer horn, pink fairies, ragged robin

last updated 6/27/2023

Ranunculaceae

Myosurus sessilis S. Watson[FNA3, HC, HC2]

shor-tstemmed mouse-tail, vernal pool mouse-tail

last updated 6/27/2023

Ranunculaceae

Myosurus minimus L.[FNA3, HC, HC2]

tiny mouse-tail

last updated 6/27/2023

Ranunculaceae

Myosurus apetalus Gay var. borealis Whittem.[FNA3, HC2]

sedge mouse-tail

last updated 6/27/2023

Ranunculaceae

Myosurus ×alopecuroides Greene[HC2]

hybrid mouse-tail

last updated 6/27/2023

Polemoniaceae

Navarretia breweri (A. Gray) Greene[HC, HC2]

Brewer's navarretia, yellow-flowered navarretia, yellow pincushion-plant

last updated 6/26/2023

Polemoniaceae

Collomia tinctoria Kellogg[HC, HC2]

yellow-staining collomia, yellow-staining mountain-trumpet

last updated 6/18/2023

Polemoniaceae

Collomia tenella A. Gray[HC, HC2]

diffuse collomia, diffuse mountain-trumpet

last updated 6/18/2023

Polemoniaceae

Collomia linearis Nutt.[HC, HC2]

narrow-leaf collomia, narrow-leaf mountain-trumpet

last updated 6/18/2023

Polemoniaceae

Collomia heterophylla Douglas ex Hook.[HC, HC2]

varied-leaf collomia, variable-leaf mountain-trumpet

last updated 6/18/2023

Ranunculaceae

Ranunculus orthorhynchus Hook. var. platyphyllus A. Gray[FNA3, HC, HC2]

straight-beak buttercup

last updated 6/18/2023

Ranunculaceae

Ranunculus orthorhynchus Hook. var. orthorhynchus[FNA3, HC, HC2]

straight-beak buttercup

last updated 6/18/2023

Ranunculaceae

Ranunculus occidentalis Nutt. var. occidentalis[FNA3, HC, HC2]

western buttercup

last updated 6/18/2023

Ranunculaceae

Ranunculus occidentalis Nutt.[FNA3, HC, HC2]

western buttercup

last updated 6/18/2023

Ranunculaceae

Ranunculus muricatus L.[FNA3, HC, HC2]

spiny-fruit buttercup

last updated 6/18/2023

Ranunculaceae

Ranunculus inamoenus Greene var. inamoenus[FNA3, HC2]

unlovely buttercup

last updated 6/18/2023

Ranunculaceae

Ranunculus eschscholtzii Schltdl. var. suksdorfii (A. Gray) L.D. Benson[FNA3, HC, HC2]

Suksdorf's buttercup

last updated 6/18/2023

Ranunculaceae

Ranunculus eschscholtzii Schltdl. var. eschscholtzii[FNA3, HC, HC2]

Eschscholtz buttercup

last updated 6/18/2023

Ranunculaceae

Ranunculus inamoenus Greene[FNA3, HC, HC2]

graceful buttercup

last updated 6/18/2023

Ranunculaceae

Ranunculus flammula L. var. reptans (L.) E. Mey.[FNA3, HC2]

creeping spearwort

last updated 6/18/2023

Ranunculaceae

Ranunculus flammula L. var. ovalis (J.M. Bigelow) L.D. Benson[FNA3, HC2]

creeping spearwort

last updated 6/18/2023

Ranunculaceae

Ranunculus flammula L. var. flammula[FNA3, HC2]

creeping spearwort

last updated 6/18/2023

Ranunculaceae

Ranunculus grayi Britton[HC2]

arctic buttercup

last updated 6/17/2023

Ranunculaceae

Ranunculus triternatus A. Gray[FNA3, HC2]

Dalles Mountain buttercup, obscure buttercup

last updated 6/17/2023

Ranunculaceae

Ranunculus parviflorus L.[FNA3, HC2]

small-flower buttercup

last updated 6/17/2023

Ranunculaceae

Ranunculus populago Greene[FNA3, HC, HC2]

mountain buttercup

last updated 6/17/2023

Ranunculaceae

Ranunculus aquatilis L. var. diffusus With.[FNA3, HC2]

water buttercup

last updated 6/17/2023

Ranunculaceae

Ranunculus aquatilis L. var. aquatilis[FNA3, HC2]

white water buttercup

last updated 6/17/2023

Poaceae

Deschampsia danthonioides (Trin.) Munro[FNA24, HC, HC2]

annual hairgrass

last updated 6/17/2023

Poaceae

Deschampsia elongata (Hook.) Munro[FNA24, HC, HC2]

slender hairgrass

last updated 6/17/2023

Cupressaceae

Thuja plicata Donn ex D. Don[FNA2, HC, HC2]

canoe cedar, western red cedar

last updated 6/17/2023

Poaceae

Festuca occidentalis Hook.[FNA24, HC, HC2]

western fescue

last updated 6/17/2023

Ranunculaceae

Ranunculus alismifolius Geyer ex Benth. var. hartwegii (Greene) Jeps.[FNA3, HC2]

Hartweg's buttercup

last updated 6/17/2023

Ranunculaceae

Ranunculus alismifolius Geyer ex Benth. var. alismifolius[FNA3, HC2]

plantain-leaved buttercup

last updated 6/17/2023

Ranunculaceae

Ranunculus alismifolius Geyer ex Benth. var. alismellus A. Gray[FNA3, HC2]

dwarf plantain-leaved buttercup

last updated 6/17/2023

Ranunculaceae

Ranunculus alismifolius Geyer ex Benth.[FNA3, HC2]

plantain-leaved buttercup

last updated 6/17/2023

Ranunculaceae

Aquilegia formosa Fisch. ex DC. var. formosa[FNA3, HC2]

red columbine, Sitka columbine, western columbine

last updated 6/16/2023

Asteraceae

Heterotheca oregona (Nutt.) Shinners var. oregona[FNA20, HC2]

Oregon goldenaster

last updated 6/16/2023

Asteraceae

Heterotheca oregona (Nutt.) Shinners[FNA20, HC2, OFP]

Oregon goldenaster

last updated 6/16/2023

Amaranthaceae

Corispermum pallidum Mosyakin[FNA4, HC2]

pale bugseed

last updated 6/14/2023

Amaranthaceae

Corispermum pallasii Steven[FNA4, HC2]

Pallas' bugseed

last updated 6/14/2023

Amaranthaceae

Corispermum hookeri Mosyakin var. pseudodeclinatum Mosyakin[FNA4, HC2]

Hooker's bugseed

last updated 6/14/2023

Amaranthaceae

Corispermum hookeri Mosyakin[FNA4, HC2]

Hooker's bugseed

last updated 6/14/2023

Amaranthaceae

Corispermum americanum (Nutt.) Nutt. var. americanum[FNA4, HC2]

American bugseed

last updated 6/14/2023

Amaranthaceae

Corispermum pacificum Mosyakin[FNA4, HC2]

Pacific bugseed

last updated 6/14/2023

Lycopodiaceae

Huperzia continentalis Testo, A. Haines & A.V. Gilman[HC2]

alpine firmoss

last updated 6/12/2023