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2658 Plants Found

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Ordered by scientific name.

Scientific Name	Common Name	†	Map‡
Carex nebrascensis Dewey	Nebraska sedge
Carex neurophora Mack.	alpine nerve sedge
Carex nigricans C.A. Mey.	black alpine sedge
Carex nudata W. Boott	naked sedge
Carex obnupta L.H. Bailey	slough sedge
Carex pachystachya Cham. ex Steud.	chamisso sedge
Carex pallescens L.	pale sedge
Carex pansa L.H. Bailey	sanddune sedge
Carex pellita Muhl. ex Willd.	woolly sedge
Carex pendula Huds.	hanging sedge
Carex phaeocephala Piper	dunhead sedge
Carex praticola Rydb.	meadow sedge
Carex preslii Steud.	Presl's sedge
Carex proposita Mack.	Great Smoky Mountain sedge
Carex pumila Thunb.	Dwarf Sedge
Carex raynoldsii Dewey	Raynolds' sedge
Carex retrorsa Schwein.	knotsheath sedge
Carex rossii Boott	Ross' sedge
Carex rostrata Stokes	beaked sedge
Carex scirpoidea Michx.	northern singlespike sedge
Carex scoparia Schkuhr ex Willd.	broom sedge
Carex scopulorum T. Holm	mountain sedge
Carex serratodens W. Boott	twotooth sedge
Carex simulata Mack.	analogue sedge
Carex spectabilis Dewey	showy sedge
Carex stipata Muhl. ex Willd.	Awlfruit Sedge
Carex straminiformis L.H. Bailey	Shasta Sedge
Carex subfusca W. Boott	brown sedge
Carex tribuloides Wahlenb.	Blunt Broom Sedge
Carex tumulicola Mack.	splitawn sedge
Carex unilateralis Mack.	lateral sedge
Carex utriculata Boott	Northwest Territory sedge
Carex vernacula L.H. Bailey	Native Sedge
Carex vesicaria L.	blister sedge
Carex viridula Michx.	little green sedge
Carex vulpinoidea Michx.	Fox Sedge
Carthamus lanatus L.	woolly distaff thistle
Carthamus tinctorius L.	safflower
Carum carvi L.	caraway
Cassiope mertensiana (Bong.) G. Don	western moss heather
Castilleja ambigua Hook. & Arn.	johnny-nip
Castilleja applegatei Fernald	wavyleaf Indian paintbrush
Castilleja arachnoidea Greenm.	Cobwebby Indian Paintbrush
Castilleja attenuata (A. Gray) T.I. Chuang & Heckard	attenuate Indian paintbrush
Castilleja hispida Benth.	Harsh Indian Paintbrush
Castilleja lacera (Benth.) T.I. Chuang & Heckard	cutleaf Indian paintbrush
Castilleja levisecta Greenm.	golden Indian paintbrush
Castilleja miniata Douglas ex Hook.	giant red Indian paintbrush
Castilleja parviflora Bong.	mountain Indian paintbrush
Castilleja peckiana Pennell	Peck's Indian Paintbrush
Castilleja pruinosa Fernald	frosted Indian paintbrush
Castilleja rubicundula (Jeps.) T.I. Chuang & Heckard	cream sacs
Castilleja rupicola Piper ex Fernald	cliff Indian paintbrush
Castilleja suksdorfii A. Gray	Suksdorf's Indian Paintbrush
Castilleja tenuis (A. Heller) T.I. Chuang & Heckard	hairy Indian paintbrush
Catalpa bignonioides Walter	Southern Catalpa
Catapodium rigidum (L.) C.E. Hubbard ex Dony	Ferngrass
Ceanothus cordulatus Kellogg	whitethorn ceanothus
Ceanothus cuneatus (Hook.) Nutt.	buckbrush
Ceanothus integerrimus Hook. & Arn.	deerbrush
Ceanothus parryi Trel.	Parry ceanothus
Ceanothus prostratus Benth.	prostrate ceanothus
Ceanothus pumilus Greene	dwarf ceanothus
Ceanothus sanguineus Pursh	redstem ceanothus
Ceanothus thyrsiflorus Eschsch.	blueblossom
Ceanothus velutinus Douglas ex Hook.	Snowbrush Ceanothus
Cenchrus longispinus (Hack.) Fernald	Mat Sandbur
Centaurea calcitrapa L.	red star-thistle
Centaurea cyanus L.	garden cornflower
Centaurea diffusa Lam.	diffuse knapweed
Centaurea iberica Trevir. ex Spreng.	Iberian knapweed
Centaurea jacea L.	brownray knapweed
Centaurea macrocephala Puschk. ex Willd.	bighead knapweed
Centaurea melitensis L.	Maltese star-thistle
Centaurea montana L.	perennial cornflower
Centaurea nigra L.	lesser knapweed
Centaurea nigrescens Willd.	Tyrol knapweed
Centaurea solstitialis L.	yellow star-thistle
Centaurea stoebe L.	spotted knapweed
Centaurium erythraea Rafn	European Centaury
Centaurium tenuiflorum (Hoffmanns. & Link) Fritsch	Slender Centaury
Centella asiatica (L.) Urb.	spadeleaf
Centranthus ruber (L.) DC.	red valerian
Cephalanthera austiniae (A. Gray) A. Heller	Phantom Orchid
Cerastium arvense L.	Field Chickweed
Cerastium beeringianum Cham. & Schltdl.	Bering chickweed
Cerastium brachypetalum Pers.	Gray Chickweed
Cerastium dubium (Bast.) Guépin	doubtful chickweed
Cerastium fontanum Baumg.	common mouse-ear chickweed
Cerastium glomeratum Thuill.	Sticky Mouse-Ear Chickweed
Cerastium nutans Raf.	nodding chickweed
Cerastium pumilum W. Curtis	European chickweed
Cerastium semidecandrum L.	fivestamen chickweed
Cerastium tomentosum L.	Snow-In-Summer
Ceratophyllum demersum L.	Coon's Tail
Ceratophyllum echinatum A. Gray	spineless hornwort
Chaenactis douglasii (Hook.) Hook. & Arn.	Douglas' dustymaiden
Chamaecyparis lawsoniana (A. Murray bis) Parl.	Port Orford Cedar
Chenopodiastrum simplex (Torr.) S.Fuentes, Uotila & Borsch	Mapleleaf Goosefoot
Chenopodium berlandieri Moq.	Pitseed Goosefoot
Chenopodium ficifolium Sm.	figleaf goosefoot
Chenopodium leptophyllum (Moq.) Nutt. ex S. Watson	Narrowleaf Goosefoot
Chenopodium opulifolium Schrad. ex W.D.J. Koch & Ziz	seaport goosefoot
Chenopodium subglabrum (S. Watson) A. Nelson	smooth goosefoot
Cherleria obtusiloba (Rydb.) A.J.Moore & Dillenb.	Twinflower Sandwort
Chimaphila menziesii (R. Br. ex D. Don) Spreng.	Little Prince's Pine
Chimaphila umbellata (L.) W.P.C. Barton	pipsissewa
Chloris radiata (L.) Sw.	radiate fingergrass
Chlorogalum pomeridianum (DC.) Kunth	wavyleaf soap plant
Chorispora tenella (Pall.) DC.	crossflower
Chrysolepis chrysophylla (Douglas ex Hook.) Hjelmqvist	Giant Chinquapin
Chrysosplenium glechomifolium Nutt.	Pacific golden saxifrage
Cicendia quadrangularis (Lam.) Griseb.	Oregon timwort
Cicer arietinum L.	Chick Pea
Cichorium endivia L.	cultivated endive
Cichorium intybus L.	Chicory
Cicuta douglasii (DC.) J.M. Coult. & Rose	Western Water Hemlock
Cinna latifolia (Trevis. ex Goepp.) Griseb.	Drooping Woodreed
Circaea alpina L.	Small Enchanter's Nightshade
Cirsium arvense (L.) Scop.	Creeping Thistle
Cirsium brevifolium Nutt.	Palouse thistle
Cirsium brevistylum Cronquist	clustered thistle
Cirsium edule Nutt.	edible thistle
Cirsium remotifolium (Hook.) DC.	fewleaf thistle
Cirsium scariosum Nutt.	meadow thistle
Cirsium undulatum (Nutt.) Spreng.	Wavyleaf Thistle
Cirsium vulgare (Savi) Ten.	Bull Thistle
Cladoraphis cyperoides (Thunb.) S.M. Phillips	Bristly Lovegrass
Clarkia amoena (Lehm.) A. Nelson & J.F. Macbr.	farewell to spring
Clarkia gracilis (Piper) A. Nelson & J.F. Macbr.	slender clarkia
Clarkia heterandra (Torr.) F.H. Lewis & P.H. Raven	mountain clarkia
Clarkia pulchella Pursh	pinkfairies
Clarkia purpurea (W. Curtis) A. Nelson & J.F. Macbr.	winecup clarkia
Clarkia rhomboidea Douglas ex Hook.	diamond clarkia
Claytonia cordifolia S. Watson	heartleaf springbeauty
Claytonia exigua Torr. & A. Gray	serpentine springbeauty
Claytonia lanceolata Pall. ex Pursh	lanceleaf springbeauty
Claytonia megarhiza (A. Gray) Parry ex S. Watson	alpine springbeauty
Claytonia parviflora Douglas ex Hook.	streambank springbeauty
Claytonia perfoliata Donn ex Willd.	miner's lettuce
Claytonia rubra (Howell) Tidestr.	redstem springbeauty
Claytonia sibirica L.	Siberian springbeauty
Claytonia washingtoniana (Suksd.) Suksd.	Washington springbeauty
Clematis ligusticifolia Nutt.	western white clematis
Clematis vitalba L.	evergreen clematis
Clinopodium douglasii (Benth.) Kuntze	yerba buena
Clinopodium vulgare L.	wild basil
Clintonia uniflora (Menzies ex Schult. & Schult. f.) Kunth	bride's bonnet
Cnidium monnieri (L.) Cusson ex Juss.	Monnier's Snowparsley
Coleanthus subtilis (Tratt.) Seidel	Mossgrass
Collinsia grandiflora Lindl.	giant blue eyed Mary
Collinsia linearis A. Gray	Narrowleaf Blue Eyed Mary
Collinsia parviflora Lindl.	Maiden Blue Eyed Mary
Collinsia rattanii A. Gray	sticky blue eyed Mary
Collinsia sparsiflora Fisch. & C.A. Mey.	spinster's blue eyed Mary
Collomia debilis (S. Watson) Greene	alpine collomia
Collomia grandiflora Douglas ex Lindl.	Grand Collomia
Collomia heterophylla Douglas ex Hook.	variableleaf collomia
Collomia larsenii (A. Gray) Payson	talus collomia
Collomia linearis Nutt.	Tiny Trumpet
Collomia mazama Coville	Mt. Mazama Collomia
Collomia tinctoria Kellogg	staining collomia
Columbiadoria hallii (A. Gray) G.L. Nesom	Hall's Columbiadoria
Comandra umbellata (L.) Nutt.	bastard toadflax
Comarum palustre L.	purple marshlocks
Commelina communis L.	Asiatic Dayflower
Conium maculatum L.	Poison Hemlock	✓
Conringia orientalis (L.) Dumort.	hare's ear mustard
Convolvulus arvensis L.	field bindweed
Coptis aspleniifolia Salisb.	fernleaf goldthread
Coptis laciniata A. Gray	Oregon goldthread
Corallorhiza maculata (Raf.) Raf.	Spotted Coralroot
Corallorhiza mertensiana Bong.	Pacific coralroot
Corallorhiza striata Lindl.	hooded coralroot
Corallorhiza trifida Chatelain	Yellow Coralroot
Corchorus hirtus L.	Orinoco jute
Cordylanthus ramosus Nutt. ex Benth.	Bushy Bird's Beak
Cordylanthus tenuis A. Gray	slender bird's beak
Coreopsis lanceolata L.	Lanceleaf Tickseed
Coreopsis tinctoria Nutt.	Golden Tickseed
Coriandrum sativum L.	coriander
Corispermum americanum (Nutt.) Nutt.	American Bugseed
Corispermum pacificum Mosyakin	common bugseed
Corispermum villosum Rydb.	Hairy Bugseed
Cornus nuttallii Audubon ex Torr. & A. Gray	Pacific Dogwood
Cornus sericea L.	Red-Osier Dogwood
Cornus unalaschkensis Ledeb.	western cordilleran bunchberry
Corrigiola litoralis L.	Strapwort
Cortaderia jubata (Lem.) Stapf	Purple Pampas Grass
Cortaderia selloana (Schult. & Schult. f.) Asch. & Graebn.	Uruguayan pampas grass
Corydalis caseana A. Gray	Sierra fumewort
Corydalis scouleri Hook.	Scouler's Fumewort
Corylus avellana L.	common filbert
Corylus cornuta Marshall	Beaked Hazelnut
Cotinus coggygria Scop.	European smoketree
Cotoneaster dielsianus E. Pritz.	Diels' cotoneaster
Cotoneaster divaricatus Rehder & E.H. Wilson	spreading cotoneaster
Cotoneaster franchetii Boiss.	orange cotoneaster
Cotoneaster horizontalis Decne.	rockspray cotoneaster
Cotoneaster nitens Rehder & E.H. Wilson	few-flowered cotoneaster
Cotoneaster simonsii Baker	Simons' cotoneaster
Cotula australis (Sieber ex Spreng.) Hook. f.	Australian waterbuttons
Cotula coronopifolia L.	common brassbuttons
Crassula aquatica (L.) Schoenl.	Water Pygmyweed
Crassula connata (Ruiz & Pav.) A. Berger	Sand Pygmyweed
Crassula tillaea Lester-Garland	moss pygmyweed
Crataegus douglasii Lindl.	black hawthorn
Crataegus gaylussacia A.Heller	Suksdorf's Hawthorn
Crataegus monogyna Jacq.	oneseed hawthorn
Crataegus phaenopyrum (L. f.) Medik.	Washington Hawthorn
Crepis capillaris (L.) Wallr.	smooth hawksbeard
Crepis nicaeensis Balbis ex Pers.	Turkish hawksbeard
Crepis occidentalis Nutt.	largeflower hawksbeard
Crepis pleurocarpa A. Gray	nakedstem hawksbeard
Crepis setosa Haller f.	bristly hawksbeard
Crepis vesicaria L.	beaked hawksbeard
Crocidium multicaule Hook.	common spring-gold
Crocosmia ×crocosmiiflora (Lemoine) N.E.Br.	Montbretia
Croton setiger Hook.	Dove Weed
Cruciata pedemontana (Bellardi) Ehrend.	piedmont bedstraw
Crypsis alopecuroides (Piller & Mitterp.) Schrad.	foxtail pricklegrass
Cryptantha affinis (A. Gray) Greene	quill cryptantha
Cryptantha flaccida (Douglas ex Lehm.) Greene	Weakstem Cryptantha
Cryptantha intermedia (A. Gray) Greene	Clearwater cryptantha
Cryptantha torreyana (A. Gray) Greene	Torrey's cryptantha
Cryptogramma acrostichoides R. Br.	American Rockbrake
Cryptogramma cascadensis E.R. Alverson	Cascade Rockbrake
Cucumis anguria L.	West Indian gherkin
Cuscuta approximata Bab.	alfalfa dodder
Cuscuta epithymum (L.) L.	Clover Dodder
Cuscuta indecora Choisy	bigseed alfalfa dodder
Cuscuta pentagona Engelm.	fiveangled dodder
Cuscuta suksdorfii Yunck.	Mountain Dodder
Cyclachaena xanthiifolia (Nutt.) Fresen.	Carelessweed
Cyclospermum leptophyllum (Pers.) Sprague ex Britton & P. Wilson	marsh parsley
Cydonia oblonga Mill.	quince
Cymbalaria muralis G. Gaertn., B. Mey. & Scherb.	Kenilworth Ivy
Cynara cardunculus L.	Cardoon
Cynodon dactylon (L.) Pers.	Bermudagrass
Cynoglossum grande Douglas ex Lehm.	Pacific hound's tongue
Cynoglossum officinale L.	Houndstongue
Cynosurus cristatus L.	Crested Dogstail Grass
Cynosurus echinatus L.	Bristly Dogstail Grass
Cyperus acuminatus Torr. & Hook. ex Torr.	tapertip flatsedge
Cyperus aggregatus (Willd.) Endl.	Inflatedscale Flatsedge
Cyperus bipartitus Torr.	slender flatsedge
Cyperus eragrostis Lam.	tall flatsedge
Cyperus erythrorhizos Muhl.	redroot flatsedge
Cyperus esculentus L.	Yellow Nutsedge	✓
Cyperus odoratus L.	fragrant flatsedge
Cyperus rotundus L.	Purple Nutsedge
Cyperus squarrosus L.	Bearded Flatsedge
Cyperus strigosus L.	Straw-Colored Flatsedge	✓
Cypripedium californicum A. Gray	California lady's slipper
Cypripedium fasciculatum Kellogg ex S. Watson	clustered lady's slipper
Cypripedium montanum Douglas ex Lindl.	Mountain Lady's Slipper
Cystopteris fragilis (L.) Bernh.	brittle bladderfern
Cytisus multiflorus (L'Hér.) Sweet	white spanishbroom
Cytisus scoparius (L.) Link	Scotch broom
Cytisus striatus (Hill) Rothm.	striated broom
Dactylis glomerata L.	Orchard Grass
Dalea ornata (Douglas ex Hook.) Eaton & J. Wright	Blue Mountain prairie clover
Danthonia californica Bol.	California oatgrass
Danthonia decumbens (L.) DC.	common heathgrass
Danthonia intermedia Vasey	timber oatgrass
Danthonia spicata (L.) P. Beauv. ex Roem. & Schult.	Poverty Oatgrass
Danthonia unispicata (Thurb.) Munro ex Macoun	onespike danthonia
Daphne laureola L.	spurgelaurel
Darlingtonia californica Torr.	California Pitcherplant
Darmera peltata (Torr. ex Benth.) Voss	Indian rhubarb
Datura quercifolia Kunth	Oak-Leaved Thorn-Apple
Datura stramonium L.	Jimsonweed
Datura wrightii Regel	Sacred Thorn-Apple
Daucus carota L.	Queen Anne's Lace
Daucus pusillus Michx.	American wild carrot
Delphinium ajacis L.	Doubtful Knight's-spur
Delphinium andersonii A. Gray	Anderson's Larkspur
Delphinium basalticum Warnock	Basalt Larkspur
Delphinium glareosum Greene	Olympic larkspur
Delphinium glaucum S. Watson	Sierra larkspur
Delphinium menziesii DC.	Menzies' larkspur
Delphinium nudicaule Torr. & A. Gray	red larkspur
Delphinium nuttallianum Pritz. ex Walp.	twolobe larkspur
Delphinium nuttallii A. Gray	upland larkspur
Delphinium occidentale (S.Watson) S.Watson ex Coult.	Western Larkspur
Delphinium scaposum Greene	tall mountain larkspur
Delphinium trolliifolium A. Gray	Columbian Larkspur
Deschampsia cespitosa (L.) P. Beauv.	Tufted Hairgrass
Deschampsia cespitosa ssp. beringensis (Hultén) W.E. Lawr	Bering's Tufted Hairgrass
Deschampsia danthonioides (Trin.) Munro	Annual Hairgrass
Deschampsia elongata (Hook.) Munro	Slender Hairgrass
Descurainia pinnata (Walter) Britton	Western Tansymustard
Descurainia sophia (L.) Webb ex Prantl	herb sophia
Dianthus armeria L.	Deptford pink
Dianthus barbatus L.	sweetwilliam
Dianthus deltoides L.	maiden pink
Dicentra cucullaria (L.) Bernh.	dutchman's breeches
Dicentra formosa (Haw.) Walp.	Pacific bleeding heart
Dicentra uniflora Kellogg	longhorn steer's-head
Dichanthelium acuminatum (Sw.) Gould & C.A. Clark	Tapered Rosette Grass
Dichanthelium oligosanthes (Schult.) Gould	Heller's rosette grass
Dichelostemma capitatum (Benth.) Alph. Wood	Bluedicks
Dichelostemma congestum (Sm.) Kunth	ookow
Dichelostemma ida-maia (Alph. Wood) Greene	Firecracker Flower
Dichelostemma multiflorum (Benth.) A. Heller	roundtooth snakelily
Dieteria canescens (Pursh) Nutt.	Hoary Tansyaster
Digitalis purpurea L.	Purple Foxglove
Digitaria ischaemum (Schreb.) Schreb. ex Muhl.	smooth crabgrass
Digitaria sanguinalis (L.) Scop.	hairy crabgrass
Diplachne fusca (L.) P.Beauv. ex Roem. & Schult.	Malabar Sprangletop
Diplotaxis muralis (L.) DC.	annual wallrocket
Diplotaxis tenuifolia (L.) DC.	perennial wallrocket
Dipsacus fullonum L.	Fuller's teasel
Dipsacus laciniatus L.	cutleaf teasel
Distichlis spicata (L.) Greene	Saltgrass
Doellingeria gormanii (Piper) Semple, Brouillet & G.A.Allen	Gorman's Aster
Doellingeria ledophylla (A.Gray) Semple, Brouillet & G.A.Allen	Cascade Aster
Doellingeria tomentella (Greene) Semple, Brouillet & G.A.Allen	Rayless Aster
Doellingeria vialis (Bradshaw) Semple, Brouillet & G.A.Allen	Wayside Aster
Doronicum plantagineum L.	Plantain False Leopardbane
Downingia bicornuta A. Gray	doublehorn calicoflower
Downingia elegans (Douglas ex Lindl.) Torr.	elegant calicoflower
Downingia yina Applegate	cascade calicoflower
Draba aureola S. Watson	Mt. Lassen draba
Draba lonchocarpa Rydb.	lancepod draba
Draba verna L.	spring draba
Dracunculus vulgaris Schott	common dracunculus
Drosera anglica Huds.	English sundew
Drosera rotundifolia L.	roundleaf sundew
Dryopteris arguta (Kaulf.) Watt	coastal woodfern
Dryopteris carthusiana (Vill.) H.P. Fuchs	spinulose woodfern
Dryopteris expansa (C. Presl) Fraser-Jenkins & Jermy	spreading woodfern
Dryopteris filix-mas (L.) Schott	male fern
Dulichium arundinaceum (L.) Britton	three-way sedge
Dysphania ambrosioides (L.) Mosyakin & Clemants	Epazote
Dysphania botrys (L.) Mosyakin & Clemants	Jerusalem Oak Goosefoot
Dysphania multifida (L.) Mosyakin & Clemants	cutleaf goosefoot
Dysphania pumilio (R. Br.) Mosyakin & Clemants	Clammy Goosefoot
Echinochloa colona (L.) Link	Jungle Rice
Echinochloa crus-galli (L.) P. Beauv.	Barnyardgrass
Echinochloa muricata (P. Beauv.) Fernald	rough barnyardgrass
Echinocystis lobata (Michx.) Torr. & A. Gray	wild cucumber
Echinops exaltatus Schrad.	tall globethistle
Echium plantagineum L.	salvation jane
Echium vulgare L.	Common Viper's Bugloss
Egeria densa Planch.	Brazilian waterweed
Elaeagnus angustifolia L.	Russian Olive
Elaeagnus umbellata Thunb.	autumn olive
Elatine chilensis A. Gray	Chilean waterwort
Eleocharis acicularis (L.) Roem. & Schult.	needle spikerush
Eleocharis bella (Piper) Svens.	beautiful spikerush
Eleocharis engelmannii Steud.	Engelmann's spikerush
Eleocharis obtusa (Willd.) Schult.	Blunt Spikerush
Eleocharis palustris (L.) Roem. & Schult.	common spikerush
Eleocharis parishii Britton	Parish's spikerush
Eleocharis quadrangulata (Michx.) Roem. & Schult.	squarestem spikerush
Eleocharis quinqueflora (Hartmann) O. Schwarz	fewflower spikerush
Eleocharis suksdorfiana P. Beauv.	Suksdorf's spikerush
Eleusine indica (L.) Gaertn.	Indian goosegrass
Eleusine tristachya (Lam.) Lam.	Threespike Goosegrass
Elliottia pyroliflora (Bong.) S.W. Brim & P.F. Stevens	Copperbush
Elmera racemosa (S. Watson) Rydb.	yellow coralbells
Elodea canadensis Michx.	Canadian waterweed
Elodea nuttallii (Planch.) H. St. John	western waterweed
Elymus alaskanus (Scribn. & Merr.) Á. Löve	Alaskan Wheatgrass
Elymus canadensis L.	Canada Wildrye
Elymus elymoides (Raf.) Swezey	Squirreltail
Elymus glaucus Buckley	blue wildrye
Elymus hirsutus J. Presl	northern ryegrass
Elymus lanceolatus (Scribn. & J.G. Sm.) Gould	thickspike wheatgrass
Elymus multisetus M.E. Jones	big squirreltail
Elymus repens (L.) Gould	Quackgrass
Elymus trachycaulus (Link) Gould ex Shinners	Slender Wheatgrass
Elymus wawawaiensis J. Carlson & Barkworth	Snake River wheatgrass
Empetrum nigrum L.	Black Crowberry
Enemion hallii (A. Gray) J.R. Drumm. & Hutch.	Willamette false rue anemone
Enemion stipitatum (A. Gray) J.R. Drumm. & Hutch.	Siskiyou false rue anemone
Epilobium anagallidifolium Lam.	pimpernel willowherb
Epilobium angustifolium L.	Fireweed
Epilobium brachycarpum C. Presl	Tall Annual Willowherb
Epilobium ciliatum Raf.	fringed willowherb
Epilobium clavatum Trel.	talus willowherb
Epilobium densiflorum (Lindl.) Hoch & P.H. Raven	denseflower willowherb
Epilobium glaberrimum Barbey	glaucus willowherb
Epilobium hornemannii Rchb.	Hornemann's willowherb
Epilobium lactiflorum Hausskn.	Milkflower Willowherb
Epilobium latifolium L.	Dwarf Fireweed
Epilobium leptophyllum Raf.	Bog Willowherb
Epilobium luteum Pursh	yellow willowherb
Epilobium minutum Lindl. ex Lehm.	Chaparral Willowherb
Epilobium oreganum Greene	Grants Pass Willowherb
Epilobium oregonense Hausskn.	Oregon willowherb
Epilobium pallidum (Eastw.) Hoch & P.H. Raven	Largeflower Spike-Primrose
Epilobium palustre L.	marsh willowherb
Epilobium ravenii Hoch & Gandhi	Leafy Willowherb
Epilobium torreyi (S. Watson) Hoch & P.H. Raven	Torrey's willowherb
Epipactis gigantea Douglas ex Hook.	stream orchid
Epipactis helleborine (L.) Crantz	broadleaf helleborine
Equisetum arvense L.	field horsetail
Equisetum fluviatile L.	water horsetail
Equisetum hyemale L.	scouringrush horsetail
Equisetum laevigatum A. Braun	smooth horsetail
Equisetum palustre L.	marsh horsetail
Equisetum telmateia Ehrh.	giant horsetail
Equisetum variegatum Schleich. ex F. Weber & D. Mohr	variegated scouringrush
Eragrostis cilianensis (All.) Vign. ex Janchen	stinkgrass
Eragrostis curvula (Schrad.) Nees	weeping lovegrass
Eragrostis hypnoides "(Lam.) Britton	teal lovegrass
Eragrostis lutescens Scribn.	sixweeks lovegrass
Eragrostis mexicana (Hornem.) Link	Mexican lovegrass
Eragrostis minor Host	little lovegrass
Eragrostis pectinacea (Michx.) Nees ex Steud.	tufted lovegrass
Eranthis hyemalis (L.) Salisb.	Winter Aconite
Eremogone capillaris (Poir.) Fenzl	Slender Mountain Sandwort
Eremopyrum triticeum (Gaertn.) Nevski	annual wheatgrass
Erica lusitanica K. Rudolphi	Spanish heath
Ericameria bloomeri (A. Gray) J.F. Macbr.	rabbitbush
Ericameria greenei (A. Gray) G.L. Nesom	Greene's Goldenbush
Ericameria nauseosa (Pall. ex Pursh) G.L. Nesom & Baird	rubber rabbitbrush
Ericameria resinosa Nutt.	Columbian goldenbush
Ericameria suffruticosa (Nutt.) G.L. Nesom	Singlehead Goldenbush
Erigeron acris L.	bitter fleabane
Erigeron aliceae Howell	Alice Eastwood's fleabane
Erigeron annuus (L.) Pers.	Annual Fleabane	✓
Erigeron aureus Greene	alpine yellow fleabane
Erigeron canadensis L.	Horseweed	✓
Erigeron cascadensis A. Heller	Cascade Fleabane
Erigeron compositus Pursh	cutleaf daisy
Erigeron decumbens Nutt.	Willamette Fleabane
Erigeron eatonii A. Gray	Eaton's Fleabane
Erigeron foliosus Nutt.	leafy fleabane
Erigeron glaucus Ker Gawl.	seaside fleabane
Erigeron howellii A. Gray	Howell's Fleabane
Erigeron inornatus (A. Gray) A. Gray	California rayless fleabane
Erigeron oreganus A. Gray	Gorge Fleabane
Erigeron peregrinus (Banks ex Pursh) Greene	subalpine fleabane
Erigeron philadelphicus L.	Philadelphia Fleabane	✓
Erigeron pumilus Nutt.	shaggy fleabane
Erigeron speciosus (Lindl.) DC.	aspen fleabane
Erigeron strigosus Muhl. ex Willd.	Prairie Fleabane
Erigeron sumatrensis Retz.	Tropical Horseweed
Eriodictyon californicum (Hook. & Arn.) Torr.	California yerba santa
Eriogonum compositum Douglas ex Benth.	arrowleaf buckwheat
Eriogonum elatum Douglas ex Benth.	tall woolly buckwheat
Eriogonum marifolium Torr. & A. Gray	Marumleaf Buckwheat
Eriogonum nudum Douglas ex Benth.	naked buckwheat
Eriogonum ovalifolium Nutt.	cushion buckwheat
Eriogonum pyrolifolium Hook.	Shasta buckwheat
Eriogonum spergulinum A. Gray	spurry buckwheat
Eriogonum strictum Benth.	Blue Mountain buckwheat
Eriogonum umbellatum Torr.	sulphur-flower buckwheat
Eriophorum angustifolium Honck.	tall cottongrass
Eriophorum chamissonis C.A. Mey.	Chamisso's cottongrass
Eriophorum gracile W.D.J. Koch	slender cottongrass
Eriophyllum lanatum (Pursh) Forbes	common woolly sunflower
Erodium botrys (Cav.) Bertol.	longbeak stork's bill
Erodium brachycarpum (Godr.) Thell.	shortfruit stork's bill
Erodium cicutarium (L.) L'Hér. ex Aiton	Redstem Stork's Bill	✓
Erodium moschatum (L.) L'Hér. ex Aiton	musky stork's bill
Eruca sativa Mill.	Arugula
Eryngium petiolatum Hook.	Rushleaf Eryngo
Eryngium planum L.	plains eryngo
Erysimum arenicola S. Watson	cascade wallflower
Erysimum capitatum (Douglas ex Hook.) Greene	Sanddune Wallflower
Erysimum cheiranthoides L.	wormseed wallflower
Erysimum repandum L.	spreading wallflower
Erythranthe dentata (Nutt. ex Benth.) G.L.Nesom	Coastal Monkeyflower
Erythranthe washingtonensis (Gand.) G.L.Nesom	Washington Monkeyflower
Erythronium citrinum S. Watson	Cream Fawnlily
Erythronium elegans Hammond & K.L. Chambers	Coast Range Fawnlily
Erythronium grandiflorum Pursh	yellow avalanche-lily
Erythronium klamathense Applegate	Klamath Fawnlily
Erythronium montanum S. Watson	white avalanche-lily
Erythronium oregonum Applegate	Giant White Fawnlily
Erythronium revolutum Sm.	mahogany fawnlily
Escallonia rubra (Ruiz & Pav.) Pers.	Redclaws
Eschscholzia caespitosa Benth.	tufted poppy
Eschscholzia californica Cham.	California Poppy
Euonymus europaeus L.	European spindletree
Euonymus occidentalis Nutt. ex Torr.	western burning bush
Euphorbia crenulata Engelm.	Chinese caps
Euphorbia cyparissias L.	cypress spurge
Euphorbia glyptosperma Engelm.	Ribseed Sandmat
Euphorbia helioscopia L.	madwoman's milk
Euphorbia lathyris L.	moleplant
Euphorbia maculata L.	Spotted Spurge
Euphorbia myrsinites L.	myrtle spurge
Euphorbia oblongata Griseb.	eggleaf spurge
Euphorbia peplus L.	petty spurge
Euphorbia serpillifolia Pers.	Thymeleaf Sandmat
Euphorbia spathulata Lam.	Warty Spurge
Euphrasia nemorosa (Pers.) Wallr.	common eyebright
Eurybia radulina (A. Gray) G.L. Nesom	roughleaf aster
Euthamia occidentalis Nutt.	western goldentop
Fagopyrum esculentum Moench	Common Buckwheat
Fallopia convolvulus (L.) Á.Löve	Black Bindweed
Fatoua villosa (Thunb.) Nakai	Hairy Crabweed	✓
Festuca californica Vasey	California fescue
Festuca elmeri Scribn. & Merr.	coast fescue
Festuca idahoensis Elmer	Idaho Fescue

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