Washington Flora Checklist

Family

Taxon (native taxa in boldface)

Common Names

Added On

Orobanchaceae

Agalinis paupercula (A. Gray) Britton[WTU]

small-flower false foxglove

Added 11/19/2024

Apiaceae

Lomatium refugianum Darrach & Brill

refuge biscuitroot

Added 11/11/2024

Caprifoliaceae

Lonicera caerulea L.[HC, VPBC1]

Added 9/17/2024

Ranunculaceae

Ranunculus basalticus Giblin

basalt buttercup

Added 5/28/2024

Onagraceae

Epilobium smithii H. Lév.

talus willow-herb

Added 5/8/2024

Ericaceae

Arctostaphylos patula Greene var. patula

green-leaf manzanita

Added 5/7/2024

Caryophyllaceae

Pseudostellaria jamesiana (Torr.) W.A. Weber & R.L. Hartm.[WTU]

sticky chickweed, sticky starwort

Added 5/7/2024

Rosaceae

Drymocallis campanulata (C.L. Hitchc.) Ertter[HC2]

John Day cinquefoil, John Day wood beauty

Added 4/19/2024

Pteridaceae

Myriopteris intertexta (Maxon) Grusz & Windham[Grusz & Windham 2013]

coastal lip fern

Added 4/19/2024

Cactaceae

Opuntia phaeacantha Engelm.[FNA4]

Added 4/7/2024

Boraginaceae

Mertensia foliosa A. Nelson[HC2]

leafy bluebells

Added 4/6/2024

Boraginaceae

Lappula montana Greene[HC2]

montane stickseed

Added 3/29/2024

Melanthiaceae

Trillium crassifolium Piper

thick-leaved trillium, thick-leaved wake-robin

Added 3/27/2024

Melanthiaceae

Trillium stenosepalum (R.R.Gates) A.J.Wright

western white trillium, western wake-robin

Added 3/27/2024

Onagraceae

Epilobium anagallidifolium Lam.[HC2, JPM2]

alpine willow-herb, pimpernel willow-herb

Added 3/21/2024

Onagraceae

Oenothera villosa Thunb. ssp. strigosa (Rydb.) W. Dietr. & P.H. Raven[JPM2]

hairy common evening primrose

Added 3/18/2024

Onagraceae

Oenothera villosa Thunb.

common evening primrose

Added 3/18/2024

Primulaceae

Primula [FNA8, HC, HC2]

primrose

Added 3/4/2024

Asteraceae

Solidago altissima L. ssp. gilvocanescens (Rydb.) Semple[FNA20, HC2]

Great Plains goldenrod, tall goldenrod

Added 3/4/2024

Urticaceae

Urtica gracilis Aiton ssp. gracilis

stinging nettle

Added 3/3/2024

Poaceae

Lolium persicum Boiss. & Hohen.

Persian ryegrass

Added 3/1/2024

Caryophyllaceae

Engellaria

Added 2/29/2024

Asteraceae

Townsendia florifera (Hook.) A. Gray

showy Townsend daisy, showy townsendia

Added 2/19/2024

Solanaceae

Nicotiana acuminata (Graham) Hook. var. acuminata

wild tobacco

Added 2/7/2024

Betulaceae

Alnus alnobetula (Ehrh.) K. Koch ssp. sinuata (Regel) Raus

mountain alder

Added 2/6/2024

Asteraceae

Erigeron philadelphicus L. var. glaber J.K. Henry[FNA20, HC2]

smooth Philadelphia fleabane

Added 2/6/2024

Ophioglossaceae

Botrychium campestre W.H.Wagner & Farrar

field moonwort

Added 1/15/2024

Ranunculaceae

Aquilegia ×miniana (J.F.Macbr. & Payson) Cronk

hybrid columbine

Added 1/4/2024

Poaceae

Poa fendleriana (Steud.) Vasey ssp. fendleriana[HC2]

Vasey's muttongrass

Added 12/16/2023

Rosaceae

Potentilla hookeriana Lehm.[HC, HC2]

Hooker's cinquefoil

Added 12/14/2023

Asteraceae

Grindelia nana Nutt. var. nana[Revised HC2, Flora of Oregon]

low gumweed

Added 11/9/2023

Cyperaceae

Carex parryana Dewey[FNA23, HC, HC2]

Parry's sedge

Added 11/7/2023

Asteraceae

Solidago spathulata DC.[FNA20, HC, HC2]

coast goldenrod, dune goldenrod

Added 11/7/2023

Asteraceae

Doronicum willdenowii (Rouy) A.W.Hill[New Flora of the British Isles, 2nd Edition]

Willdenow's leopard-bane

Added 10/19/2023

Brassicaceae

Brassica nigra (L.) W.D.J. Koch[WTU]

black mustard

Added 10/13/2023

Brassicaceae

Sinapis arvensis L.[WTU]

charlock, corn mustard, wild mustard

Added 10/13/2023

Brassicaceae

Mutarda

Added 10/13/2023

Cyperaceae

Eleocharis nitida Fernald[FNA23, HC2]

quill spike-rush

Added 8/29/2023

Poaceae

Achnatherum nelsonii (Scribn.) Barkworth[HC2]

Nelson's needlegrass

Added 5/8/2023

Dennstaedtiaceae

Pteridium aquilinum (L.) Kuhn ssp. pubescens (Underw.) Piper & Beattie

northern bracken, bracken fern

Added 4/14/2023

Polemoniaceae

Leptosiphon minimus (H. Mason) R. Patt.[IPNI]

true babystars

Added 4/13/2023

Asteraceae

Antennaria pulvinata Greene

white pussytoes

Added 4/9/2023

Poaceae

Achnatherum hendersonii (Vasey) Barkworth[FNA24, HC2]

Henderson's needlegrass

Added 4/8/2023

Cyperaceae

Carex gynocrates Wormskjöld ex Drejer[FNA23, HC2, SPNW]

yellow bog sedge

Added 3/29/2023

Plantaginaceae

Plantago arenaria Waldst. & Kit.[HC2]

sand plantain

Added 3/26/2023

Amaranthaceae

Cycloloma [FNA4, HC2]

cycloloma, pigweed

Added 3/19/2023

Poaceae

Pseudosasa japonica (Siebold & Zucc. ex Steud.) Makino ex Nakai[WTU]

Japanese bamboo

Added 3/18/2023

Asteraceae

Erigeron peregrinus (Banks ex Pursh) Greene var. peregrinus[FNA20, HC2]

wandering daisy

Added 3/17/2023

Asteraceae

Erigeron peregrinus (Banks ex Pursh) Greene var. peregrinus[FNA20, HC2]

wandering daisy

Added 3/17/2023

Orchidaceae

Platanthera sparsiflora (S. Watson) Schltr.[FNA26, HC2]

canyon bog orchid

Added 3/16/2023

Orchidaceae

Platanthera sparsiflora (S. Watson) Schltr.[FNA26, HC2]

canyon bog orchid

Added 3/16/2023

Asteraceae

Symphyotrichum novi-belgii (L.) G.L. Nesom[FNA20]

New York aster

Added 3/30/2022

Poaceae

Agrostis densiflora Vasey[HC2]

California bentgrass

Added 3/15/2022

Asteraceae

Solidago altissima L.[FNA20, HC2]

Great Plains goldenrod, late goldenrod

Added 3/15/2022

Asteraceae

Solidago altissima L. ssp. altissima[FNA20]

late goldenrod

Added 3/15/2022

Poaceae

Sporobolus vaginiflorus (Torr. ex A. Gray) Alph. Wood[HC2]

poverty dropseed

Added 3/8/2022

Poaceae

Panicum virgatum L.[FNA]

Added 2/17/2022

Poaceae

Panicum giblinianum alkajsdf

Added 2/17/2022

Poaceae

Panicum virgata L.

Added 2/16/2022

Montiaceae

Calandrinia menziesii (Hook.) Torr. & A.Gray

fringed red maids

Added 2/3/2022

Lycopodiaceae

Diphasiastrum alpinum (L.) Holub[FNA2, HC2]

alpine clubmoss

Added 1/4/2022

Lycopodiaceae

Diphasiastrum ×takedae Ivanenko[WTU]

hybrid clubmoss

Added 1/4/2022

Thelypteridaceae

Amauropelta nevadensis (Baker) S.E. Fawc. & A.R. Sm.[WTU]

Nevada marsh fern, Sierra marsh fern, Sierra wood fern

Added 1/3/2022

Thelypteridaceae

Amauropelta

Added 1/3/2022

Thelypteridaceae

Oreopteris quelpartensis (Christ) Holub[WTU]

mountain fern, queen's-veil maiden fern

Added 1/3/2022

Boraginaceae

Lycopsis arvensis L. ssp. arvensis[HC2]

annual bugloss, European bugloss, small bugloss

Added 12/30/2021

Boraginaceae

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

cupulate stickseed

Added 12/30/2021

Tamaricaceae

Tamarix chinensis Lour. × Tamarix ramosissima Ledeb.

hybrid salt cedar, hybrid saltcedar, hybrid tamarisk

Added 12/28/2021

Berberidaceae

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

deerfoot, vanillaleaf

Added 11/26/2021

Asteraceae

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

curlycup gumweed, serrate resinweed

Added 10/30/2021

Asteraceae

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

Added 10/30/2021

Asteraceae

Grindelia stricta DC.[JPM2, OFP]

Oregon gumweed

Added 10/30/2021

Asteraceae

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

Columbia gumweed, rayless gumweed

Added 10/30/2021

Asteraceae

Grindelia nana Nutt.[JPM2, OFP]

Idaho gumweed, low gumweed

Added 10/30/2021

Orobanchaceae

Aphyllon franciscanum (Achey)A.C.Schneid.

clustered broomrape

Added 9/25/2021

Ericaceae

Rhododendron neoglandulosum Harmaja

western Labrador tea

Added 7/17/2021

Plantaginaceae

Penstemon lyallii A. Gray[HC, HC2]

Lyall's penstemon

Added 6/30/2021

Saxifragaceae

Brewerimitella ovalis (Greene) R.A.Folk & Y.Okuyama[WTU]

coastal bishop's-cap, coastal mitrewort

Added 6/10/2021

Saxifragaceae

Brewerimitella breweri (A.Gray) R.A.Folk & Y.Okuyama[WTU]

feathery bishop's-cap, Brewer's mitrewort

Added 6/10/2021

Saxifragaceae

Brewerimitella

bishop's-cap

Added 6/10/2021

Plantaginaceae

Linaria triornithophora (L.) Cav.[HC2]

three-birds-flying

Added 5/12/2021

Plantaginaceae

Penstemon cinereus Piper ssp. foliatus D.D. Keck[HC2]

leafy gray beardtongue

Added 5/10/2021

Plantaginaceae

Penstemon cinereus Piper ssp. cinereus[HC2]

gray beardtongue

Added 5/10/2021

Plantaginaceae

Penstemon cinereus Piper[HC2]

gray beardtongue

Added 5/10/2021

Poaceae

Muhlenbergia filiformis (Thurb. ex S. Watson) Rydb.[FNA25, HC, HC2]

pullup muhly

Added 5/3/2021

Boraginaceae

Oreocarya

oreocarya

Added 4/20/2021

Apiaceae

Lomatium grayi (J.M. Coult. & Rose) J.M. Coult. & Rose[HC, HC2, VPBC1]

Gray, milfoil lomatium

Added 4/13/2021

Apiaceae

Lomatium grayi (J.M. Coult. & Rose) J.M. Coult. & Rose[FNA]

Gray, milfoil lomatium

Added 4/13/2021

Apiaceae

Lomatium grayi (J.M. Coult. & Rose) J.M. Coult. & Rose[FNA]

Gray, milfoil lomatium

Added 4/13/2021

Orchidaceae

Cypripedium parviflorum Salisb. var. makasin (Farw.) Sheviak[FNA26, HC2]

mocassin yellow lady's-slipper

Added 3/13/2021

Brassicaceae

Draba taylorii G.A.Mulligan & Al-Shehbaz[HC2]

Taylor's draba, Taylor's whitlow-grass

Added 3/10/2021

Fabaceae

Lupinus sulphureus Douglas ex Hook. var. bingenensis (Suksd.) Gandhi & Vincent[WTU]

Bingen lupine

Added 3/3/2021

Boraginaceae

Myosotis stricta Link ex Roem. & Schult.[ILBC2]

blue scorpion-grass

Added 3/2/2021

Lamiaceae

Salvia yangii B.T. Drew[WTU]

Russian sage

Added 2/12/2021

Cupressaceae

Juniperus communis L. var. jackii Rehder[HC, HC2]

Jack's common juniper, Jack's mat juniper

Added 12/21/2020

Platanaceae

Platanus ×hispanica Mill. ex Münchh.

London plane

Added 12/16/2020

Asteraceae

Stephanomeria exigua Nutt. ssp. exigua[FNA19]

skeletonplant, small wirelettuce

Added 11/19/2020

Rosaceae

Cotoneaster hjelmqvistii Flinck & B. Hylmö[HC2]

Hjelmqvist's cotoneaster

Added 10/29/2020

Phrymaceae

Erythranthe scouleri (Hook.) G.L. Nesom[HC2]

Scouler's monkey-flower

Added 10/14/2020

Lamiaceae

Lamium galeobdolon (L.) L.[WTU]

yellow archangel, yellow dead-nettle

Added 9/17/2020