|
|
Region 1 Class B Weed Designates
Region 1 contains all lands lying within the boundaries of Clallam and Jefferson
Counties.
|
Common name
|
Scientific name
|
Designated for control in:
|
|
Austrian fieldcress
|
Rorippa austriaca
|
All of Region 1
|
|
Annual
bugloss
|
Anchusa arvensis
|
All of Region 1
|
|
Blueweed
|
Echium vulgare
|
All of Region 1
|
|
Brazilian
elodea
|
Egeria
densa
|
Clallam County only
|
|
Camelthorn
|
Alhagi
maurorum
|
All of Region 1
|
|
Cordgrass, common
|
Spartina anglica
|
All of Region 1
|
|
Cordgrass, smooth
|
Spartina alterniflora
|
All of Region 1
|
|
Dalmatian toadflax
|
Linaria dalmatica ssp. dalmatica
|
All of Region 1
|
|
Eurasian watermilfoil
|
Myriophyllum spicatum
|
All of Region 1
|
|
Fanwort
|
Cabomba caroliniana
|
All of Region 1
|
|
Gorse
|
Ulex europaeus
|
All of Region 1
|
|
Hawkweed, mouseear
|
Hieracium pilosella
|
All of Region 1
|
|
Hawkweed, orange
|
Hieracium aurantiacum
|
All of Region 1
|
|
Hawkweed, polar
|
Hieracium atratum
|
All of Region 1
|
|
Hawkweed, smooth
|
Hieracium laevigatum
|
All of Region 1
|
|
Hawkweed, queendevil
|
Hieracium glomeratum
|
All of Region 1
|
|
Hawkweed, yellow
|
Hieracium caespitosum
|
All of Region 1
|
|
Hawkweed oxtongue
|
Picris hieracioides
|
All of Region 1
|
|
Hedgeparsley
|
Torilis arvensis
|
All of Region 1
|
|
Hoary alyssum
|
Berteroa incana
|
All of Region 1
|
|
Indigobush
|
Amorpha fruticosa
|
All of Region 1
|
|
Knapweed, black
|
Centaurea nigra
|
All of Region 1
|
|
Knapweed, brown
|
Centaurea jacea
|
All of Region 1
|
|
Knapweed, diffuse
|
Centaurea diffusa
|
All of Region 1
|
|
Knapweed, meadow
|
Centaurea jacea x nigra
|
All of Region 1
|
|
Knapweed, Russian
|
Acroptilon repends
|
All of Region 1
|
|
Knapweed, spotted
|
Centaurea biebersteinii
|
All of Region 1
|
|
Parrotfeather
|
Myriophyllum aquaticum
|
All of Region 1
|
|
Kochia
|
Kochia scoparia
|
Clallam County only
|
|
Leafy spurge
|
Euphorbia esula
|
All of Region 1
|
|
Lepyrodiclis
|
Lepyrodiclis holosteoides
|
All of Region 1
|
|
Longspine sandbur
|
Cenchrus longispinus
|
All of Region 1
|
|
Loosestrife, garden
|
Lysimachia vulgaris
|
All of Region 1
|
|
Loosestrife, purple
|
Lythrum salicaria
|
All of Region 1
|
|
Loosestrife, wand
|
Lythrum virgatum
|
All of Region 1
|
|
Perennial sowthistle
|
Sonchus arvensis ssp. arvensis
|
All of Region 1
|
|
Policeman's helmet
|
Impatiens glandulifera
|
All of Region 1
|
|
Puncturevine
|
Tribulus terrestris
|
Clallam County only
|
|
Rush skeletonweed
|
Chondrilla juncea
|
All of Region 1
|
|
Saltcedar
|
Tamarix ramosissima
|
All of Region 1
|
|
Sulfur cinquefoil
|
Potentilla recta
|
All of Region 1
|
|
Swainsonpea
|
Sphaerophysa salsula
|
All of Region 1
|
|
Thistle, musk
|
Carduus natans
|
All of Region 1
|
|
Thistle, plumeless
|
Carduus acanthoides
|
All of Region 1
|
|
Thistle, Scotch
|
Onopordum acanthium
|
All of Region 1
|
|
Water primrose
|
Ludwigia hexapetala
|
All of Region 1
|
|
White bryony
|
Bryonia alba
|
All of Region 1
|
|
Wild chervil
|
Anthriscus sylvestris
|
All of Region 1
|
|
Yellow floating heart
|
Nymphoides peltata
|
All of Region 1
|
|
Yellow nutsedge
|
Cyperus esculentus
|
All of Region 1
|
|
Yellow starthistle
|
Centaurea solstitialis
|
All of Region 1
|
Return to Top
|