Plants by Plant Type, Family, Ecoregion, Introduced, Location, Watershed, Scientific Name where Weed includes Yes

Plant Type: No Information

Composites, Sunflower

Ecoregion: No Information

Introduced: Yes

Location: No Information

Watershed: No Information

Anthemis cotula Common Names stinking chamomile, mayweed chamomile Family Composites, Sunflower Introduced Yes Weed Yes

Introduced: No Information

Location: No Information

Watershed: No Information

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

Tetradymia canescens Common Names spineless horsebrush Family Composites, Sunflower Weed Yes

Grass

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

Alopecurus pratensis Common Names meadow foxtail Family Grass Weed Yes

Horsetail

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

Equisetum laevigatum Common Names smooth scouring-rush Family Horsetail Weed Yes

Legume or Pea

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

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

Madder

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

Galium triflorum Common Names fragrant bedstraw, sweetscented bedstraw Family Madder Weed Yes

Mallow

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

Malvella leprosa Common Names alkali mallow Family Mallow Weed Yes

Potato

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

Solanum sarrachoides Common Names hoe nightshade, hairy nightshade Family Potato Weed Yes

Spurge

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

Euphorbia glyptosperma Common Names thyme-leaved spurge Family Spurge Weed Yes

Amaranth

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

Amaranthus retroflexus Common Names redroot pigweed Family Amaranth Flower Color Green Plant Type Forb Weed Yes

Buckwheat

Ecoregion: No Information

Introduced: Yes

Location: No Information

Watershed: No Information

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

Introduced: No Information

Location: No Information

Watershed: No Information

Polygonum Common Names smart weed, smartweed Family Buckwheat Flower Color Pink and Yellowish Plant Type Forb Native Yes Weed Yes

Polygonum argyrocoleon Common Names erect knotweed Family Buckwheat Flower Color Green Plant Type Forb Weed Yes

Polygonum coccineum Common Names water smartweed Family Buckwheat Flower Color Pink Plant Type Forb Native Yes Weed Yes

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

Composites, Sunflower

Snake River Plain - Treasure Valley

Introduced: No Information

Location: No Information

Watershed: No Information

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

Worldwide

Introduced: North America

Location: No Information

Watershed: No Information

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

Ecoregion: No Information

Introduced: Yes

Location: No Information

Watershed: No Information

Carduus nutans Common Names musk thistle Family Composites, Sunflower Flower Color Purple Plant Type Forb Introduced Yes Weed Yes

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

Introduced: No Information

Location: No Information

Watershed: No Information

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

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

Lygodesmia juncea Common Names rush skeletonplant Family Composites, Sunflower Flower Color Light purple Plant Type Forb Native Yes Weed Yes

Matricaria matricarioides Common Names pineappleweed Family Composites, Sunflower Plant Type Forb Native North America 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

Evening Primrose

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

Epilobium brachycarpum Common Names panicle willowweed Family Evening Primrose Flower Color Purple, white Plant Type Forb Weed Yes

Gaura mollis Common Names small-flowered gaura Family Evening Primrose Flower Color Pink, Green Plant Type Forb Native Yes Weed Yes

Goosefoot

Snake River Plain - Unwooded Alkaline Foothills

Introduced: Yes

Location: No Information

Watershed: No Information

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

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

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

Horsetail

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

Equisetum hyemale Common Names scouringrush Family Horsetail Flower Color Brown Plant Type Forb Native Yes Weed Yes

Legume or Pea

Ecoregion: No Information

Introduced: Yes

Location: No Information

Watershed: No Information

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

Introduced: No Information

Location: No Information

Watershed: No Information

Glycyrrhiza lepidota Common Names wild licorice Family Legume or Pea Plant Type Forb Native Yes Weed Yes

Mint

Ecoregion: No Information

Introduced: Yes

Location: No Information

Watershed: No Information

Lamium amplexicaule Common Names henbit , henbit deadnettle Family Mint Flower Color Purple Plant Type Forb Introduced Yes Weed Yes

Mustard

Ecoregion: No Information

Introduced: Yes

Location: No Information

Watershed: No Information

Brassica nigra Common Names black mustard Family Mustard Flower Color Yellow Plant Type Forb 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

Introduced: No Information

Location: No Information

Watershed: No Information

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

Nettle

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

Parietaria pensylvanica Common Names pellitory Family Nettle Plant Type Forb Native Yes Weed Yes

Potato

Ecoregion: No Information

Introduced: Yes

Location: No Information

Watershed: No Information

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

Introduced: No Information

Location: No Information

Watershed: No Information

Datura innoxia Common Names sacred datura, angel's trumpet Family Potato Flower Color White Plant Type Forb Native Yes Weed Yes

Spurge

Ecoregion: No Information

Introduced: Yes

Location: No Information

Watershed: No Information

Euphorbia esula Common Names leafy spurge Family Spurge Flower Color Yellow Plant Type Forb Introduced Yes Weed Yes

Euphorbia peplus Common Names petty spurge Family Spurge Plant Type Forb Introduced Yes Weed Yes

Introduced: No Information

Location: No Information

Watershed: No Information

Chamaesyce maculata Common Names prostrate spurge, milk spurge Family Spurge Plant Type Forb Native Yes Weed Yes

Grass

Snake River Plain - Treasure Valley

Introduced: No Information

Location: No Information

Watershed: Malheur

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

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

Ecoregion: No Information

Introduced: Yes

Location: No Information

Watershed: No Information

Agrostis stolonifera Common Names creeping bentgrass Family Grass Plant Type Grass Short Description An introduced weed, sometimes used for lawns. Introduced Yes Weed Yes

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

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

Echinochloa muricata Common Names barnyard grass Family Grass Flower Color Green Plant Type Grass Introduced Yes 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

Secale cereale Common Names common rye Family Grass Plant Type Grass Introduced Yes 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

Introduced: No Information

Location: No Information

Watershed: No Information

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

Family: No Information

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

Phalaris arundinacea Common Names reed canarygrass Plant Type Grass Weed Yes

Amaranth

Ecoregion: No Information

Introduced: Yes

Location: No Information

Watershed: No Information

Amaranthus albus Common Names tumble pigweed Family Amaranth Flower Color Green Plant Type Herb Short Description Amaranthus albus, tumble pigweed Introduced Yes Weed Yes

Introduced: No Information

Location: No Information

Watershed: No Information

Amaranthus blitoides Common Names prostrate pigweed Family Amaranth Plant Type Herb Weed Yes

Buttercup

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

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

Composites, Sunflower

Idaho Batholith - High Glacial Drift-Filled Valleys

Introduced: No Information

Location: McCall

Watershed: No Information

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

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

Ecoregion: No Information

Introduced: Yes

Location: No Information

Watershed: No Information

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

Figwort or Snapdragon

Idaho Batholith - High Glacial Drift-Filled Valleys

Introduced: No Information

Location: McCall

Watershed: No Information

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

Ecoregion: No Information

Introduced: Yes

Location: No Information

Watershed: No Information

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

Legume or Pea

Ecoregion: No Information

Introduced: Yes

Location: No Information

Watershed: No Information

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

Madder

Idaho Batholith - High Glacial Drift-Filled Valleys

Introduced: No Information

Location: McCall

Watershed: No Information

Galium aparine Common Names cleavers Family Madder Plant Type Herb Location McCall Weed Yes

Location: McCall and many locations

Watershed: No Information

Galium boreale Common Names sweet woodruf, bedstraw Family Madder Flower Color White Plant Type Herb Location McCall and many locations Weed Yes

Mallow

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

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

Mint

Idaho Batholith - High Glacial Drift-Filled Valleys

Introduced: No Information

Location: McCall and many locations

Watershed: No Information

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

Morningglory

Ecoregion: No Information

Introduced: Europe

Location: No Information

Watershed: No Information

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

Mustard

Ecoregion: No Information

Introduced: No Information

Location: McCall

Watershed: No Information

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

Parsley

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

Daucus carota Common Names Queen Anne's lace, wild carrot Family Parsley Flower Color White Plant Type Herb Weed Yes

Pink

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

Holosteum umbellatum Common Names jagged chickweed Family Pink Flower Color White Plant Type Herb 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

Purslane

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

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

St. John's Wort

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

Hypericum formosum var. Scouleri Common Names St. John's Wort Family St. John's Wort Flower Color Yellow Plant Type Herb Weed Yes

Butterfly bush

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

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

Composites, Sunflower

Ecoregion: No Information

Introduced: Yes

Location: No Information

Watershed: No Information

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

Introduced: No Information

Location: No Information

Watershed: No Information

Chrysothamnus viscidiflorus Common Names green rabbitbrush, yellow rabbitbrush Family Composites, Sunflower Flower Color Yellowish Plant Type Shrub Short Description Yellow rabbitbrush is common in the intermountain west. It is an early succession plant following fire. Native Yes Weed Yes

Potato

Ecoregion: No Information

Introduced: Yes

Location: No Information

Watershed: No Information

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

Teasel

Idaho Batholith - Foothill Shrublands-Grasslands

Introduced: Europe

Location: No Information

Watershed: No Information

Dipsacus fullonum Common Names common teasel Family Teasel Flower Color Brown - purple Plant Type Shrub Introduced Europe Weed Yes

Legume or Pea

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

Amorpha fruticosa Common Names indigo bush, false indigo Family Legume or Pea Flower Color Purple Plant Type Shrub - Tree Native Yes Weed Yes

Oleaster

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

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

Rose

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

Prunus sp. Common Names wild plum Family Rose Plant Type Tree Weed Yes

Tamarisk

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

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

Morningglory

Ecoregion: No Information

Introduced: No Information

Location: No Information

Watershed: No Information

Cuscuta sp. Common Names dodder Family Morningglory Flower Color White, cream Plant Type Vine Weed Yes