Washington Flora Checklist

Family

Taxon (native taxa in boldface)

Common Names

Added On

Boraginaceae

Lappula occidentalis (S. Watson) Greene var. cupulata (A. Gray) Higgins[FNA]

cupulate stickseed

last updated 12/30/2021

Boraginaceae

Lappula occidentalis (S. Watson) Greene[HC2]

western stickseed

last updated 12/30/2021

Boraginaceae

Lappula longispina[HC2]

long-spined stickseed

last updated 12/30/2021

Montiaceae

Claytonia exigua Douglas ex Torr. & A. Gray[FNA4, HC2]

pale claytonia

last updated 12/28/2021

Liliaceae

Calochortus tolmiei Hook. & Arn.[FNA26, HC, HC2]

cat's-ears, Tolmie's mariposa

last updated 12/27/2021

Boraginaceae

Hackelia hispida (A. Gray) I.M. Johnst. var. hispida[HC2]

rough stickseed

last updated 12/26/2021

Boraginaceae

Hackelia hispida (A. Gray) I.M. Johnst. var. disjuncta R.L. Carr[HC2]

sagebrush stickseed

last updated 12/26/2021

Boraginaceae

Hackelia hispida (A. Gray) I.M. Johnst.[HC, HC2]

hispid stickseed, rough stickseed

last updated 12/26/2021

Boraginaceae

Hackelia diffusa (Lehm.) I.M. Johnst. var. diffusa[HC2]

diffuse stickseed

last updated 12/26/2021

Boraginaceae

Hackelia diffusa (Lehm.) I.M. Johnst. var. cottonii (Piper) R.L. Carr[HC2]

Cotton's stickseed

last updated 12/26/2021

Boraginaceae

Hackelia diffusa (Lehm.) I.M. Johnst. var. arida (Piper) R.L. Carr[HC2]

sagebrush stickseed, steppe stickseed

last updated 12/26/2021

Boraginaceae

Hackelia diffusa (Lehm.) I.M. Johnst.[HC, HC2]

diffuse stickseed

last updated 12/26/2021

Boraginaceae

Hackelia floribunda (Lehm.) I.M. Johnst.[HC, HC2]

many-flowered stickseed

last updated 12/25/2021

Boraginaceae

Hackelia venusta (Piper) H. St. John[HC, HC2]

lesser showy stickseed

last updated 12/24/2021

Boraginaceae

Hackelia taylorii Harrod, Malmquist & R.L. Carr[HC2]

Taylor's stickseed

last updated 12/24/2021

Boraginaceae

Hackelia ciliata (Douglas ex Lehm.) I.M. Johnst.[HC, HC2]

Okanogan stickseed

last updated 12/24/2021

Boraginaceae

Hackelia americana (A. Gray) Fernald[HC2]

nodding stickseed

last updated 12/24/2021

Fabaceae

Cytisus striatus (Hill) Rothm.[HC2]

French broom

last updated 12/20/2021

Boraginaceae

Greeneocharis circumscissa (Hook. & Arn.) Rydb.[HC2]

cushion cryptantha, matted cryptantha

last updated 12/19/2021

Boraginaceae

Cryptantha watsonii (A. Gray) Greene[HC, HC2]

Watson's cryptantha

last updated 12/19/2021

Boraginaceae

Cryptantha torreyana (A. Gray) Greene var. torreyana[HC2]

Torrey's cryptantha

last updated 12/19/2021

Boraginaceae

Cryptantha torreyana (A. Gray) Greene[HC2, JPM2]

Torrey's cryptantha

last updated 12/19/2021

Boraginaceae

Cryptantha scoparia A. Nelson[HC, HC2]

pinyon desert cat's-eye, desert cryptantha

last updated 12/19/2021

Boraginaceae

Borago officinalis L.[HC, HC2]

borage, common borage

last updated 12/19/2021

Boraginaceae

Anchusa azurea Mill. var. azurea[HC2]

Italian alkanet, Italian bugloss

last updated 12/18/2021

Boraginaceae

Anchusa azurea Mill.[HC, HC2]

Italian alkanet, Italian bugloss

last updated 12/18/2021

Boraginaceae

Amsinckia tessellata A. Gray var. tessellata[HC2, JPM]

bristly amsinckia, bristly fiddleneck, tessellate fiddleneck

last updated 12/18/2021

Boraginaceae

Amsinckia tessellata A. Gray[HC, HC2]

bristly amsinckia, bristly fiddleneck, tessellate fiddleneck

last updated 12/18/2021

Boraginaceae

Amsinckia spectabilis Fisch. & C.A. Mey. var. spectabilis[HC2, JPM]

seaside amsinckia, seaside fiddleneck

last updated 12/18/2021

Boraginaceae

Amsinckia spectabilis Fisch. & C.A. Mey.[HC, HC2]

seaside amsinckia, seaside fiddleneck

last updated 12/18/2021

Boraginaceae

Amsinckia retrorsa Suksd.[HC, HC2]

harvest fiddleneck, rigid fiddleneck

last updated 12/18/2021

Blechnaceae

Woodwardia fimbriata Sm.[FNA2, HC, HC2]

giant chain fern

last updated 12/17/2021

Cyperaceae

Eleocharis bolanderi A. Gray[FNA23, HC, HC2]

Bolander's spikerush

last updated 12/17/2021

Boraginaceae

Amsinckia menziesii (Lehm.) A. Nelson & J.F. Macbr.[HC, HC2]

harvest fiddleneck, rigid fiddleneck, rancher's fireweed

last updated 12/12/2021

Bignoniaceae

Catalpa speciosa (Warder) Warder ex Engelm.[HC2]

northern catalpa

last updated 12/12/2021

Bignoniaceae

Catalpa bignonioides Walter[HC2]

southern catalpa

last updated 12/12/2021

Betulaceae

Corylus avellana L.[FNA3, HC2]

common filbert, European hazelnut

last updated 12/12/2021

Betulaceae

Betula ×utahensis Britton[FNA3, HC2]

hybrid birch

last updated 12/12/2021

Betulaceae

Betula pumila L.[FNA3, HC2]

bog birch, swamp birch

last updated 12/11/2021

Betulaceae

Betula pendula Roth[FNA3, HC2]

European weeping birch

last updated 12/11/2021

Betulaceae

Betula occidentalis Hook.[FNA3, HC, HC2]

red birch, river birch, water birch

last updated 12/4/2021

Betulaceae

Betula glandulosa Michx.[FNA3, HC, HC2]

resin birch, swamp birch

last updated 12/4/2021

Ericaceae

Rhododendron columbianum (Piper) Harmaja[FNA8, HC2]

mountain Labrador-tea, smooth Labrador-tea, western Labrador-tea

last updated 12/2/2021

Violaceae

Viola selkirkii Pursh ex Goldie[HC2, IFBC]

great spurred violet, Selkirk`s violet

last updated 11/29/2021

Betulaceae

Alnus incana (L.) Moench[FNA3, HC, HC2]

mountain alder

last updated 11/28/2021

Betulaceae

Alnus incana (L.) Moench ssp. tenuifolia (Nutt.) Breitung[FNA3, HC2]

mountain alder

last updated 11/28/2021

Berberidaceae

Mahonia aquifolium (Pursh) Nutt.

holly-leaf Oregon-grape, shining Oregon-grape, tall Oregon-grape

last updated 11/27/2021

Berberidaceae

Berberis vulgaris L.[FNA3, HC2]

common barberry, European barberry

last updated 11/27/2021

Berberidaceae

Achlys triphylla (Sm.) DC.[FNA3, HC, HC2]

deer's-foot, vanilla leaf

last updated 11/26/2021

Berberidaceae

Achlys triphylla (Sm.) DC. ssp. triphylla[HC2]

deerfoot, vanillaleaf

last updated 11/26/2021

Araceae

Wolffiella gladiata (Hegelm.) Hegelm.[FNA22, HC2]

sword bogmat, mud-midget

last updated 11/26/2021

Athyriaceae

Athyrium distentifolium Tausch ex Opiz ssp. americanum (Butters) Hultén[HC2]

American alpine lady-fern

last updated 11/23/2021

Aspleniaceae

Asplenium viride Huds.[HC, HC2]

green spleenwort

last updated 11/23/2021

Aspleniaceae

Asplenium trichomanes L. ssp. trichomanes[FNA2, HC2]

maidenhair spleenwort

last updated 11/23/2021

Aspleniaceae

Asplenium trichomanes L. ssp. quadrivalens D.E. Mey.[FNA2, HC2]

maidenhair spleenwort

last updated 11/23/2021

Asparagaceae

Hyacinthoides non-scripta (L.) Chouard[FNA26, HC2]

English bluebells

last updated 11/23/2021

Araliaceae

Hydrocotyle ranunculoides L. f.[HC, HC2, VPBC1]

floating marsh-pennywort

last updated 11/22/2021

Araliaceae

Hedera hibernica (G. Kirchn.) Bean[HC2]

Atlantic ivy

last updated 11/22/2021

Araliaceae

Hedera helix L.[HC, HC2]

common ivy, English ivy

last updated 11/22/2021

Araliaceae

Aralia nudicaulis L.[HC, HC2]

wild sarsaparilla

last updated 11/22/2021

Aquifoliaceae

Ilex aquifolium L.[HC2, IFBC]

English holly

last updated 11/22/2021

Alismataceae

Sagittaria graminea Michx.[FNA22, HC2]

grassy arrowhead

last updated 11/22/2021

Anacardiaceae

Toxicodendron radicans (L.) Kuntze var. rydbergii (Small ex Rydb.) Erskine[Draft FNA, HC2]

poison-ivy, western poison-ivy

last updated 11/21/2021

Anacardiaceae

Toxicodendron radicans (L.) Kuntze[HC2]

western poison ivy

last updated 11/21/2021

Anacardiaceae

Toxicodendron diversilobum (Torr. & A. Gray) Greene[HC2, IFBC]

Pacific poison-oak

last updated 11/21/2021

Anacardiaceae

Rhus glabra L.[HC, HC2]

smooth sumac

last updated 11/21/2021

Anacardiaceae

Rhus typhina L.[Flora of Virginia, HC2]

staghorn sumac

last updated 11/21/2021

Adoxaceae

Viburnum opulus L. var. opulus[HC2, Stace 1997]

European cranberry-bush, European high-bush cranberry

last updated 11/21/2021

Adoxaceae

Viburnum opulus L. var. americanum Aiton[HC, HC2]

American cranberry-bush, American high-bush cranberry

last updated 11/21/2021

Adoxaceae

Viburnum edule (Michx.) Raf.[HC, HC2, JPM2]

squashberry

last updated 11/21/2021

Apiaceae

Conium maculatum L.[HC, HC2, VPBC1]

poison hemlock

last updated 11/18/2021

Orobanchaceae

Castilleja parviflora Bong. var. oreopola (Greenm.) Ownbey[HC, HC2]

magenta paintbrush

last updated 11/14/2021

Orobanchaceae

Aphyllon franciscanum (Achey)A.C.Schneid.

clustered broomrape

last updated 11/7/2021

Orobanchaceae

Aphyllon fasciculatum (Nutt.) Torr. & A. Gray[HC2]

clustered broomrape

last updated 11/7/2021

Asteraceae

Grindelia stricta DC.[JPM2, OFP]

Oregon gumweed

last updated 10/31/2021

Asteraceae

Grindelia squarrosa (Pursh) Dunal var. serrulata (Rydb.) Steyerm.[OFP]

curlycup gumweed, serrate resinweed

last updated 10/30/2021

Asteraceae

Grindelia squarrosa (Pursh) Dunal[FNA20, HC, HC2]

curlycup gumweed, serrate resinweed

last updated 10/30/2021

Asteraceae

Grindelia hirsutula Hook. & Arn.[FNA20, HC2]

gumweed

last updated 10/30/2021

Asteraceae

Grindelia hirsutula Hook. & Arn.[FNA, HC2, OFP, JPM2]

gumweed

last updated 10/30/2021

Asteraceae

Grindelia stricta DC. var. stricta[JPM2, OFP]

last updated 10/30/2021

Asteraceae

Grindelia nana Nutt.[JPM2, OFP]

Idaho gumweed, low gumweed

last updated 10/30/2021

Asteraceae

Grindelia nana Nutt. var. discoidea (Nutt.) A. Gray[OFP]

Columbia gumweed, rayless gumweed

last updated 10/30/2021

Ranunculaceae

Aconitum columbianum Nutt. ssp. columbianum[FNA3, HC2]

Columbian monkshood

last updated 10/30/2021

Ranunculaceae

Aconitum columbianum Nutt.[FNA3, HC, HC2]

Columbian monkshood

last updated 10/30/2021

Polemoniaceae

Polemonium elegans Greene[HC, HC2]

elegant Jacob's-ladder, elegant polemonium

last updated 10/28/2021

Poaceae

Sporobolus airoides (Torr.) Torr.[FNA25, HC, HC2]

alkali sacaton

last updated 10/21/2021

Plantaginaceae

Penstemon ovatus Douglas[HC, HC2]

egg-leaf beardtongue, broad-leaved penstemon

last updated 10/17/2021

Convolvulaceae

Cuscuta pentagona Engelm.[Draft FNA, HC, HC2]

five-angled dodder

last updated 10/14/2021

Brassicaceae

Arabis furcata S. Watson[FNA7, HC, HC2]

Cascade rockcress, Columbia Gorge rockcress, fork-haired rockcress

last updated 10/14/2021

Ceratophyllaceae

Ceratophyllum demersum L.[FNA3, HC, HC2]

coon's-tail

last updated 9/27/2021

Cyperaceae

Carex rostrata Stokes[HC, HC2, FNA23, SPNW]

northern beaked sedge

last updated 9/26/2021

Cyperaceae

Carex rostrata Stokes[HC, HC2, FNA23, SPNW]

northern beaked sedge

last updated 9/26/2021

Salicaceae

Salix farriae C.R. Ball[FNA7, HC, HC2]

Farr's willow

last updated 9/25/2021

Polygonaceae

Rumex crassus Rech. f.[FNA5, HC2]

fleshy willow dock

last updated 9/14/2021

Caprifoliaceae

Symphoricarpos albus (L.) S.F. Blake var. albus[HC, HC2]

common snowberry

last updated 9/14/2021

Caprifoliaceae

Symphoricarpos albus (L.) S.F. Blake var. albus[HC, HC2]

common snowberry

last updated 9/14/2021

Caryophyllaceae

Cerastium beeringianum Cham. & Schltdl.[FNA5, HC, HC2]

alpine chickweed

last updated 9/7/2021

Ophioglossaceae

Botrychium viride Farrar[HC2]

green triangle moonwort

last updated 9/7/2021

Tofieldiaceae

Triantha occidentalis (S. Watson) R.R. Gates[FNA26, HC2]

western asphodel, western tofieldia

last updated 8/18/2021

Plantaginaceae

Penstemon fruticosus (Pursh) Greene[HC, HC2]

bush penstemon, shrubby penstemon

last updated 8/3/2021