Common Name | Scientific Name |
broom, French | Genista monspessulana |
broom, Spanish | Spartium junceum |
common crupina | Crupina vulgaris |
cordgrass, common | Spartina anglica |
cordgrass, dense-flowered | Spartina densiflora |
cordgrass, salt meadow | Spartina patens |
cordgrass, smooth | Spartina alterniflora |
dyer's woad | Isatis tinctoria |
eggleaf spurge | Euphorbia oblongata |
false brome | Brachypodium sylvaticum |
floating primrose-willow | Ludwigia peploides |
flowering rush | Butomus umbellatus |
garlic mustard | Alliaria petiolata |
giant hogweed | Heracleum mantegazzianum |
goatsrue | Galega officinalis |
hydrilla | Hydrilla verticillata |
Johnsongrass | Sorghum halepense |
knapweed, bighead | Centaurea macrocephala |
knapweed, Vochin | Centaurea nigrescens |
kudzu | Pueraria montana var. lobata |
meadow clary | Salvia pratensis |
oriental clematis | Clematis orientalis |
Palmer amaranth | Amaranthus palmeri |
purple starthistle | Centaurea calcitrapa |
reed sweetgrass | Glyceria maxima |
ricefield bulrush | Schoenoplectus mucronatus |
round leaf bittersweet | Celastrus orbiculatus |
sage, clary | Salvia sclarea |
sage, Mediterranean | Salvia aethiopis |
silverleaf nightshade | Solanum elaeagnifolium |
small-flowered jewelweed | Impatiens parviflora |
South American spongeplant | Limnobium laevigatum |
Syrian bean-caper | Zygophyllum fabago |
Texas blueweed | Helianthus ciliaris |
thistle, Italian | Carduus pycnocephalus |
thistle, marsh | Cirsium palustre |
thistle, milk | Silybum marianum |
thistle, slenderflower | Carduus tenuiflorus |
thistle, Turkish | Carduus cinereus |
variable-leaf milfoil and hybrids | Myriophyllum heterophyllum Myriophyllum heterophyllum x Myriophyllum hippuroides |
wild four o'clock | Mirabilis nyctaginea |
Name | Will be a "Class B designate" in all lands lying within: | ||
(1) | blueweed, Echium vulgare | (a) | regions 1, 2, 3, 4, 6 |
(b) | region 5, except Spokane County | ||
(2) | Brazilian elodea, Egeria densa | (a) | region 1, except Grays Harbor County |
(b) | region 2, except Kitsap County and Green Lake in King County | ||
(c) | King County of region 2, except lakes Dolloff, Fenwick, Union, Washington, and Sammamish, and the Sammamish River | ||
(d) | region 3, except Wahkiakum County | ||
(e) | regions 4, 5, and 6 | ||
(3) | bugloss, annual, Lycopsis arvensis | (a) | regions 1, 2, 3, 4, and 6 |
(b) | region 5, except Spokane County | ||
(4) | bugloss, common, Anchusa officinalis | (a) | regions 1, 2, 3, and 6 |
(b) | All of region 4 except those areas lying within the Entiat River Valley between the Columbia River confluence and Stormy Creek in Chelan County | ||
(c) | region 5, except Spokane County | ||
(5) | butterfly bush, Buddleja davidii | (a) | Grays Harbor County of region 1 |
(b) | San Juan County of region 2 | ||
(c) | Cowlitz County of region 3 | ||
(6) | camelthorn, Alhagi maurorum | (a) | regions 1, 2, 3, 4, 5, and 6 |
(7) | common fennel, Foeniculum vulgare (except bulbing fennel, F. vulgare var. azoricum) | (a) | region 1, except Jefferson County |
(b) | region 2, except King and Skagit counties | ||
(c) | region 3, except Clark County | ||
(d) | regions 4, 5, and 6 | ||
(8) | common reed, Phragmites australis (nonnative genotypes only) | (a) | regions 1, 2, 3, and 4 |
(b) | region 5, except Grant County | ||
(c) | Asotin, Columbia, and Garfield counties of region 6 | ||
(9) | common tansy, Tanacetum vulgare | (a) | Clallam County of region 1 |
(b) | Kitsap and San Juan counties of region 2 | ||
(c) | Cowlitz County of region 3 | ||
(d) | Adams and Lincoln counties of region 5 | ||
(10) | Dalmatian toadflax, Linaria dalmatica ssp. dalmatica | (a) | regions 1, 2, and 3 |
(b) | Adams, Kittitas, and Lincoln counties of region 5 | ||
(c) | Benton, Franklin, and Walla Walla counties of region 6 | ||
(11) | Eurasian watermilfoil, Myriophyllum spicatum | (a) | region 1, except Pacific County |
(b) | Island, Kitsap, and San Juan counties of region 2 | ||
(c) | Clark and Cowlitz counties of region 3 | ||
(d) | Chelan and Okanogan counties, and all lakes with public boat launches except Fan Lake in Pend Oreille County of region 4 | ||
(e) | Adams, Kittitas, Lincoln, and Whitman counties of region 5 | ||
(f) | Asotin, Columbia, and Garfield counties of region 6 | ||
(12) | European coltsfoot, Tussilago farfara | (a) | regions 1, 2, 3, 4, 5, and 6 |
(13) | fanwort, Cabomba caroliniana | (a) | regions 1, 2, 4, 5, and 6 |
(b) | region 3, except Cowlitz County | ||
(14) | gorse, Ulex europaeus | (a) | region 1, except Grays Harbor and Pacific counties |
(b) | regions 2, 3, 4, 5, 6 | ||
(15) | grass-leaved arrowhead, Sagittaria graminea | (a) | region 1 |
(b) | region 2, except Snohomish County | ||
(c) | regions 3, 4, 5, and 6 | ||
(16) | hairy willow-herb, Epilobium hirsutum | (a) | regions 1, 3, and 4 |
(b) | region 2, except Thurston and Whatcom counties | ||
(c) | region 5, except Klickitat County | ||
(d) | region 6, except Benton and Franklin counties | ||
(17) | hanging sedge, Carex pendula, Carex pendula subsp. pendula and Carex pendula subsp. agastachys | (a) | regions 1, 3, 4, 5, and 6 |
(b) | region 2, except for King County | ||
(18) | hawkweed oxtongue, Picris hieracioides | (a) | regions 1, 2, 4, 5, and 6 |
(b) | region 3, except Skamania County | ||
(19) | hawkweed, orange, Hieracium aurantiacum | (a) | regions 1, 3, and 6 |
(b) | region 2, except Whatcom County | ||
(c) | region 4, except Pend Oreille and Stevens counties | ||
(d) | region 5, except Kittitas and Spokane counties | ||
(20) | hawkweeds: All nonnative species and hybrids of the Meadow subgenus (Pilosella), including, but not limited to, mouseear (Hieracium pilosella), pale (H. lactucella), queen-devil (H. glomeratum), tall (H. piloselloides), whiplash (H. flagellare), yellow (H. caespitosum), and yellow-devil (H. x floribundum) | (a) | region 1 |
(b) | region 2, except Thurston County | ||
(c) | region 3, except Cowlitz County | ||
(d) | region 4, except Pend Oreille and Stevens counties | ||
(e) | region 5, except Klickitat and Spokane counties | ||
(f) | region 6 | ||
(21) | hawkweeds: All nonnative species and hybrids of the Wall subgenus (Hieracium), including, but not limited to, common (Hieracium lachenalii), European (H. sabaudum), polar (H. atratum), smooth (H. laevigatum), spotted (H. maculatum), and wall (H. murorum) | (a) | regions 1, 3, 5, and 6 |
(b) | region 2, except King, Skagit, Snohomish, and Whatcom counties | ||
(c) | region 4, except Stevens County | ||
(22) | herb-Robert, Geranium robertianum | (a) | regions 4, 5, and 6 |
(23) | hoary alyssum, Berteroa incana | (a) | regions 1, 2, 3, and 6 |
(b) | region 4, except Pend Oreille and Ferry counties | ||
(c) | region 5, except Klickitat County | ||
(24) | houndstongue, Cynoglossum officinale | (a) | regions 1, 2, and 3 |
(b) | Chelan and Douglas counties of region 4 | ||
(c) | Yakima, Grant and Adams counties of region 5 | ||
(d) | Benton and Franklin counties of region 6 | ||
(25) | indigobush, Amorpha fruticosa | (a) | regions 1, 2, and 4 |
(b) | Lewis County of region 3 | ||
(c) | region 5, except Klickitat County | ||
(26) | knapweed, black, Centaurea nigra | (a) | regions 1, 2, 3, 4, 5, and 6 |
(27) | knapweed, brown, Centaurea jacea | (a) | regions 1, 2, 3, 4, 5, and 6 |
(28) | knapweed, diffuse, Centaurea diffusa | (a) | region 1 |
(b) | region 2 | ||
(c) | region 3, except Cowlitz County | ||
(d) | Adams County of region 5 | ||
(29) | knapweed, meadow, Centaureax gerstlaueri | (a) | regions 1 and 4 |
(b) | region 2, except Whatcom County | ||
(c) | Thurston County of region 2, except below the ordinary high-water mark of the Nisqually River | ||
(d) | Lewis and Wahkiakum counties of region 3 | ||
(e) | region 5, except Kittitas and Klickitat counties | ||
(f) | region 6, except Franklin and Walla Walla counties | ||
(30) | knapweed, Russian, Rhaponticum repens | (a) | regions 1, 2, and 3 |
(b) | Ferry and Pend Oreille counties of region 4 | ||
(c) | Lincoln, Spokane, and Whitman counties of region 5 | ||
(d) | Adams County of region 5, except for the area west of Highway 17 and north of Highway 26 | ||
(e) | Asotin and Garfield counties of region 6 | ||
(31) | knapweed, spotted, Centaurea stoebe | (a) | region 1, except Grays Harbor |
(b) | region 2, except Whatcom County | ||
(c) | Clark, Lewis, and Wahkiakum counties of region 3 | ||
(d) | Ferry and Douglas counties of region 4 | ||
(e) | Adams, Grant and Yakima counties of region 5 | ||
(f) | region 6, except Columbia and Walla Walla counties | ||
(32) | knotweed, Bohemian, Fallopia x bohemica | (a) | Island and San Juan counties of region 2 |
(b) | Skamania County of region 3 | ||
(c) | region 4, 5, and 6 | ||
(33) | knotweed, giant, Fallopia sachalinensis | (a) | region 2, except King, Pierce, and Snohomish counties |
(b) | region 3, except Cowlitz and Lewis counties | ||
(c) | regions 4, 5, and 6 | ||
(34) | knotweed, Himalayan, Persicaria wallichii | (a) | region 1, except Pacific County |
(b) | region 2, except King and Pierce counties | ||
(c) | region 3, except Wahkiakum County | ||
(d) | region 4, 5, and 6 | ||
(35) | knotweed, Japanese, Fallopia japonica | (a) | Island, San Juan, and Whatcom counties of region 2 |
(b) | Skamania County of region 3 | ||
(c) | region 4, except Okanogan County | ||
(d) | region 5, except Spokane County | ||
(e) | region 6 | ||
(36) | kochia, Bassia scoparia | (a) | regions 1, 2, and 3 |
(b) | Stevens and Pend Oreille counties of region 4 | ||
(c) | Adams County of region 5 | ||
(37) | lesser celandine, Ficaria verna | (a) | region 1, 3, 4, 5, and 6 |
(b) | region 2, except King and Whatcom counties | ||
(38) | loosestrife, garden, Lysimachia vulgaris | (a) | regions 1, 2, 3, 4, 5, 6 |
(39) | loosestrife, purple, Lythrum salicaria | (a) | Clallam, Jefferson, and Mason counties of region 1 |
(b) | region 2, except Kitsap, Skagit, and Snohomish counties | ||
(c) | Clark, Lewis, and Skamania counties of region 3 | ||
(d) | region 4, except Douglas County | ||
(e) | region 5, except Grant and Spokane counties | ||
(f) | region 6, except Asotin and Franklin counties | ||
(40) | loosestrife, wand, Lythrum virgatum | (a) | Clallam, Jefferson, and Mason counties of region 1 |
(b) | region 2, except Kitsap, Skagit, and Snohomish counties | ||
(c) | Clark, Lewis, and Skamania counties of region 3 | ||
(d) | region 4, except Douglas County | ||
(e) | region 5, except Grant and Spokane counties | ||
(f) | region 6, except Asotin and Franklin counties | ||
(41) | Malta starthistle, Centaurea melitensis | (a) | regions 1, 2, and 3 |
(b) | region 4, except T36 R38 in the area contained within Hwy 395/Hwy 20, Pingston Creek Road, and Highland Loop Road in Stevens County | ||
(c) | region 5, except Klickitat and Whitman counties | ||
(42) | parrotfeather, Myriophyllum aquaticum | (a) | region 1, except Pacific County |
(b) | regions 2, 4, 5, and 6 | ||
(c) | Clark and Skamania counties of region 3 | ||
(43) | perennial pepperweed, Lepidium latifolium | (a) | regions 1, 2, and 4 |
(b) | region 3, except Clark and Cowlitz counties | ||
(c) | Kittitas, Lincoln and Spokane counties of region 5 | ||
(d) | Columbia and Garfield counties of region 6 | ||
(44) | poison hemlock, Conium maculatum | (a) | Clallam, Mason, and Pacific counties of region 1 |
(b) | region 2, except King, Skagit, and Whatcom counties | ||
(c) | Clark and Skamania counties of region 3 | ||
(d) | Chelan, Douglas, and Pend Oreille counties of region 4 | ||
(e) | Grant, Kittitas and Lincoln counties of region 5 | ||
(45) | policeman's helmet, Impatiens glandulifera | (a) | region 1, 3, 4, 5, and 6 |
(b) | region 2, except Thurston and Whatcom counties | ||
(46) | puncturevine, Tribulus terrestris | (a) | regions 1, 2, and 3 |
(b) | Ferry, Pend Oreille, and Stevens counties of region 4 | ||
(c) | region 5, except Grant, Klickitat, and Yakima counties | ||
(47) | Ravenna grass, Tripidium ravennae | (a) | Cowlitz County of region 3 |
(b) | region 4 | ||
(c) | region 5, except Yakima County | ||
(d) | region 6, except Benton County | ||
(48) | rough chervil, Chaerophyllum temulum | (a) | regions 1, 3, 4, 5, and 6 |
(b) | region 2, except for King County | ||
(49) | rush skeletonweed, Chondrilla juncea | (a) | regions 1, 2, and 3 |
(b) | region 4, except all areas of Stevens County south of Township 29 | ||
(c) | Kittitas and Yakima counties of region 5, and Adams County, except those areas lying east of Sage Road, the western border of Range 36 | ||
(d) | Asotin County of region 6 | ||
(50) | saltcedar, Tamarix ramosissima (unless intentionally planted prior to 2004) | (a) | regions 1, 3, 4, 5, and 6 |
(b) | region 2, except King and Thurston counties | ||
(51) | Scotch broom, Cytisus scoparius | (a) | regions 4 and 6 |
(b) | region 5, except Klickitat County | ||
(52) | shiny geranium, Geranium lucidum | (a) | regions 1, 4, 5, and 6 |
(b) | region 2, except King, Snohomish, and Thurston counties, and east of the Narrows Bridge in Pierce County | ||
(c) | region 3, except Clark County | ||
(53) | spurge flax, Thymelaea passerina | (a) | region 4, except Okanogan County |
(b) | regions 5 and 6 | ||
(54) | spurge laurel, Daphne laureola | (a) | region 1, except Clallam and Jefferson counties |
(b) | region 2, except King, Kitsap, and Pierce counties | ||
(c) | region 3 | ||
(d) | regions 4, 5, and 6 | ||
(55) | spurge, leafy, Euphorbia virgata | (a) | regions 1, 2, 3, and 4 |
(b) | region 5, except Spokane County | ||
(c) | region 6, except Columbia County | ||
(56) | spurge, myrtle, Euphorbia myrsinites | (a) | region 1, except Clallam and Jefferson counties |
(b) | region 2, except King, Kitsap, Pierce, and Whatcom counties | ||
(c) | regions 3, 5, and 6 | ||
(d) | region 4, except Okanogan County | ||
(57) | sulfur cinquefoil, Potentilla recta | (a) | region 1 |
(b) | region 2, except Pierce and Thurston counties | ||
(c) | region 3, except Lewis and Skamania counties | ||
(d) | Adams, Grant, Lincoln, and Whitman counties of region 5 | ||
(e) | region 6, except Asotin County | ||
(58) | tansy ragwort, Jacobaea vulgaris | (a) | Island and San Juan counties of region 2 |
(b) | Clark and Wahkiakum counties of region 3 | ||
(c) | regions 4, 5, and 6 | ||
(59) | thistle, musk, Carduus nutans | (a) | regions 1, 2, 3, and 6 |
(b) | region 4, except Douglas and Ferry counties | ||
(c) | region 5, except Kittitas County | ||
(60) | thistle, plumeless, Carduus acanthoides | (a) | regions 1, 2, 3, 5, 6 |
(b) | region 4, except those areas north of State Highway 20 in Stevens County | ||
(61) | thistle, Scotch, Onopordum acanthium | (a) | regions 1, 2, 3, and 4 |
(b) | region 5, except Spokane and Whitman counties | ||
(62) | velvetleaf, Abutilon theophrasti | (a) | regions 1, 2, 3, 4, and 6 |
(b) | region 5, except Yakima County | ||
(63) | water primrose, Ludwigia hexapetala | (a) | regions 1, 2, 3, 4, 5, and 6 |
(64) | white bryony, Bryonia alba | (a) | regions 1, 2, 3, and 4 |
(b) | region 5, except Whitman County | ||
(c) | Benton and Garfield counties of region 6 | ||
(65) | Wild basil/basil savory, Clinopodium vulgare | (a) | regions 1, 2, 4, 5, and 6 |
(b) | region 3, except for Skamania County | ||
(66) | wild chervil, Anthriscus sylvestris | (a) | regions 1, 3, 4, and 6 |
(b) | region 2, except Whatcom County | ||
(c) | region 5, except Whitman County | ||
(67) | yellow archangel, Lamiastrum galeobdolon | (a) | Clallam County of region 1 |
(b) | Island, San Juan, Skagit, and Whatcom counties of region 2 | ||
(c) | Cowlitz, Skamania, and Wahkiakum counties of region 3 | ||
(d) | regions 4, 5, and 6 | ||
(68) | yellow floating heart, Nymphoides peltata | (a) | regions 1, 2, 3, and 6 |
(b) | region 4, except Stevens County | ||
(c) | region 5, except Spokane County | ||
(69) | yellow nutsedge, Cyperus esculentus | (a) | regions 1 and 4 |
(b) | region 2, except Skagit and Thurston counties | ||
(c) | region 3, except Clark County | ||
(d) | region 5, except Klickitat and Yakima counties | ||
(e) | region 6, except Franklin and Walla Walla counties | ||
(70) | yellow starthistle, Centaurea solstitialis | (a) | regions 1, 2, and 3 |
(b) | region 4, except T36 R38 in the area contained within Hwy 395/Hwy 20, Pingston Creek Road, and Highland Loop Road in Stevens County | ||
(c) | region 5, except Klickitat, and Whitman counties |