Plants by Watershed, Scientific Name where Native includes No

Watershed: Malheur

Polypogon monspeliensis Common Names rabbitsfoot Family Grass Flower Color Yellowish Plant Type Grass Native No Watershed Malheur Weed Yes

Watershed: No Information

Abutilon theophrasti Common Names velvetleaf Family Mallow Flower Color Yellow Plant Type Shrub Short Description A large, aggressive annual weed. Introduced Yes Native No Weed Noxious

Acroptilon repens Common Names Russian knapweed, hardheads Family Composites, Sunflower Flower Color Pink, rose Plant Type Shrub Introduced Yes Native No Weed Noxious, Yes

Aegilops cylindrica Common Names jointed goatgrass Family Grass Flower Color Green-yellow Plant Type Grass Native No Weed Noxious

Bassia prostrata Common Names forage kochia Family Goosefoot Flower Color Green, Red Introduced Yes Native No Weed No

Bidens frondosa Common Names leafy beggarticks, devil's beggarticks, leafy sticktight Family Composites, Sunflower Native No Weed Yes

Brassica nigra Common Names black mustard Family Mustard Flower Color Yellow Plant Type Forb Introduced Yes Native No Weed Yes

Bromus tectorum Common Names cheat grass, downy brome Family Grass Flower Color Green Plant Type Grass Introduced Yes Native No Weed Yes

Buddleja sp. Common Names butterfly bush Family Butterfly bush Plant Type Shrub Native No Weed Yes

Capsella bursa-pastoris Common Names shepherd's purse Family Mustard Flower Color White Plant Type Herb Short Description Flat, triangular pods are all along a fine stalk. Leaves are pinnatifid. The plant forms a rosette. Location McCall Native No Weed Yes

Cardaria spp. Common Names hoary cress, whitetop Family Mustard Flower Color White Plant Type Herb Native No Weed Noxious

Centaurea diffusa Common Names diffuse knapweed Family Composites, Sunflower Flower Color Light Pink Plant Type Forb Native No Weed Yes

Centaurea maculosa Common Names spotted knapweed Family Composites, Sunflower Plant Type Forb Native No Weed Yes

Centaurea solstitialis Common Names yellow starthistle Family Composites, Sunflower Flower Color Yellow Plant Type Forb Native No Weed Yes

Chondrilla juncea Common Names rush skeletonweed Family Composites, Sunflower Flower Color Yellow Plant Type Forb Introduced Yes Native No Weed Yes

Chorispora tenella Common Names purple mustard, blue mustard, tenella mustard Family Mustard Flower Color Blue - purple Plant Type Forb Introduced Yes Native No Weed Noxious

Cichorium intybus Common Names chicory Family Composites, Sunflower Flower Color Blue Plant Type Herb Location McCall Native No Weed Yes

Cirsium arvense Common Names Canada thistle Family Composites, Sunflower Flower Color Purple Plant Type Herb Short Description Perennial, deep-seated creeping underground roots. Leaves: Spiny, pinnatifid Location McCall Native No Weed Noxious

Cirsium vulgare Common Names bull thistle Family Composites, Sunflower Flower Color Purple Plant Type Herb Short Description Biennial. Location McCall Native No Weed Noxious

Conium maculatum Common Names poison hemlock Family Parsley Flower Color White Plant Type Herb Native No Weed Noxious

Convolvulus arvensis Common Names field bindweed Family Morningglory Flower Color White/Purple Plant Type Herb Introduced Europe Native No Weed Yes

Cyperus esculentus Common Names yellow nutsedge Family Sedge Flower Color Yellowish Plant Type Sedge Native No Weed Noxious

Datura stramonium Common Names Jimsonweed Family Potato Flower Color White/Purple Plant Type Shrub Introduced Yes Native No Weed Yes

Descurainia sophia Common Names flixweed Family Mustard Flower Color Yellow Plant Type Forb Native No Weed Noxious

Digitaria sanguinalis Common Names hairy crabgrass Family Grass Plant Type Grass Introduced Yes Native No Weed Yes

Draba verna Common Names spring draba, spring whitlow-grass Family Mustard Flower Color White, yellow Native No Weed No

Echinochloa muricata Common Names barnyard grass Family Grass Flower Color Green Plant Type Grass Introduced Yes Native No Weed Yes

Elaeagnus angustifolia Common Names Russian Olive Family Oleaster Plant Type Tree Native No Weed Yes

Erodium cicutarium Common Names storksbill, filaree Family Geranium Flower Color Pink, purple Plant Type Herb Short Description Leaves: Pinnate-pinnatifid. Native of Europe or Asia. Location McCall Native No Weed No

Halogeton glomeratus Common Names halogeton Family Goosefoot Flower Color Green-white Plant Type Forb Introduced Yes Native No Weed Yes

Holosteum umbellatum Common Names jagged chickweed Family Pink Flower Color White Plant Type Herb Native No Weed Yes

Hordeum leporinum Common Names mouse barley, hare barley, wild barley Family Grass Plant Type Grass Introduced Yes Native No Weed Yes

Iris pseudacorus Common Names yellow flag Family Iris Flower Color Yellow Plant Type Forb Short Description Introduced plant, conspicuous along edges of ponds, irrigation canals. Native No Weed Can be

Iva xanthifolia Common Names marshelder Family Composites, Sunflower Plant Type Forb Native No Weed Yes

Kochia scoparia Common Names kochia Family Goosefoot Plant Type Forb Native No Weed Noxious

Lactuca serriola Common Names prickly lettuce, compass plant Family Composites, Sunflower Flower Color Yellow Plant Type Herb Introduced Yes Native No Weed Yes

Lepidium latifolium L Common Names perennial pepperweed Family Mustard Flower Color White, cream Plant Type Forb Introduced Yes Native No Weed Noxious

Lepidium perfoliatum Common Names clasping pepperweed Family Mustard Flower Color Green-yellow Plant Type Forb Native No Weed Yes

Linaria vulgaris Common Names butter and eggs, bread and butter Family Figwort or Snapdragon Flower Color Yellow Plant Type Herb Location McCall Native No Weed Noxious, Yes

Lotus corniculatus Common Names bird's-foot trefoil Family Legume or Pea Flower Color Yellow Plant Type Herb Native No Weed Can be

Lythrum salicaria Common Names purple loosestrife Family Loosestrife Flower Color Purple Plant Type Herb Native No Weed Noxious

Malva neglecta Common Names common mallow, cheeseweed Family Mallow Flower Color Purple, white Plant Type Herb Native No Weed Yes

Marrubium vulgare Common Names horehound, white horehound Family Mint Flower Color White-pale pink Plant Type Herb Short Description Horehound Location McCall and many locations Native No Weed Yes

Medicago lupulina Common Names black medic Family Legume or Pea Native No Weed Yes

Medicago sativa Common Names alfalfa Family Legume or Pea Native No

Melilotus alba Common Names white sweetclover Family Legume or Pea Flower Color White Plant Type Forb Introduced Yes Native No Weed Yes

Melilotus officinalis Common Names yellow sweetclover Family Legume or Pea Flower Color Yellow Plant Type Herb Introduced Yes Native No Weed Yes

Onopordum acanthium Common Names Scotch thistle Family Composites, Sunflower Flower Color Purple Plant Type Forb Native No Weed Noxious

Penstemon palmeri Common Names Palmer's penstemon Family Figwort or Snapdragon Flower Color White-pale pink Plant Type Herb Native No Weed No

Peraphyllum ramosissimum Common Names wild crabapple, squaw apple, wild crab apple Family Rose Native No, Yes Weed Can be

Poa annua Common Names annual bluegrass Family Grass Flower Color Green Plant Type Grass Native No Weed Yes

Poa bulbosa Common Names bulbous bluegrass Family Grass Flower Color Green Plant Type Grass Native No Weed Can be

Polygonum convolvulus Common Names knot bindweed, black bindweed, ivy bindweed, climbing bindweed Family Buckwheat Plant Type Forb Introduced Yes Native No Weed Yes

Polygonum cuspidatum Common Names Japanese knotweed Family Buckwheat Plant Type Forb Native No Weed Yes

Portulaca oleracea Common Names common purslane Family Purslane Flower Color Yellow Plant Type Herb Short Description Common purslane Native No Weed Yes

Ranunculus testiculatus Common Names bur buttercup, hornseed buttercup, curveseed butterwort, testiculate buttercup Family Buttercup Flower Color Yellowish Plant Type Herb Native No Weed Yes

Salsola kali Common Names Russian thistle, tumbleweed Family Goosefoot Flower Color Pink, purple Plant Type Forb Short Description A Eurasian annual weed of dry, often alkaline areas. Native No Weed Yes

Saponaria officinalis Common Names bouncingbet, soapwort Family Pink Flower Color White-pale pink Plant Type Herb Short Description European origin, escaped as a weed, toxic to livestock but seldom consumed. Native No Weed Yes

Secale cereale Common Names common rye Family Grass Plant Type Grass Introduced Yes Native No Weed Yes

Senecio vulgaris Common Names common groundsel, old-man-in-the-Spring Family Composites, Sunflower Flower Color White, yellow Plant Type Forb Native No Weed Yes

Setaria viridis Common Names green foxtail Family Grass Flower Color Green, mixed Plant Type Grass Introduced Yes Native No Weed Yes

Sisymbrium altissimum Common Names tumble mustard, tall tumblemustard Family Mustard Flower Color Yellowish Plant Type Forb Introduced Yes Native No Weed Yes

Solanum sarrachoides Common Names hairy night shade Family Potato Flower Color White Plant Type Forb Short Description There berries are Green, brown, and yellow when matured. Introduced Yes Native No Weed Yes

Sonchus oleraceus Common Names annual sowthistle Family Composites, Sunflower Flower Color Yellow Plant Type Forb Native No Weed Yes

Taeniatherum caput-medusae Common Names medusahead rye Family Grass Flower Color Green-yellow Plant Type Grass Introduced Yes Native No Weed Noxious

Tamarix parviflora Common Names salt cedar, tamarisk Family Tamarisk Flower Color White-pale pink/ Purple Plant Type Tree Native No Weed Yes

Tanacetum vulgare Common Names common tansy Family Composites, Sunflower Flower Color Yellow Plant Type Herb Location McCall and many locations Native No Weed Noxious

Taraxacum officinale Common Names dandelion Family Composites, Sunflower Flower Color Yellow Plant Type Herb Location McCall Native No Weed Yes

Trifolium fragiferum Common Names strawberry clover Family Legume or Pea Flower Color Light Pink Plant Type Forb Introduced Yes Native No Weed No

Trifolium pratense Common Names red clover Family Legume or Pea Flower Color Pink Plant Type Herb Location McCall Native No Weed No

Trifolium repens Common Names ladino clover, white clover, Dutch clover Family Legume or Pea Native No Weed Can be

Verbascum blattaria Common Names moth mullein Family Figwort or Snapdragon Flower Color White/Purple Plant Type Herb Introduced Yes Native No Weed Yes

Verbascum thapsus Common Names common mullein Family Figwort or Snapdragon Flower Color Yellow Plant Type Herb Location McCall Native No Weed Can be

Xanthium strumarium Common Names common cockleburr Family Composites, Sunflower Flower Color Green Plant Type Forb Introduced North America Native No Weed Yes