Scientific Name Sonchus oleraceus
Family Composites, Sunflower
Flower Color Yellow
Plant Type Forb
Native No
Weed Yes
| Home | Plant List |
| annual sowthistle Scientific Name Sonchus oleraceus Family Composites, Sunflower Flower Color Yellow Plant Type Forb Native No Weed Yes |
 | Atkinson's coreopsis Scientific Name Coreopsis tinctoria Nutt. var. atkinsoniana Family Composites, Sunflower Plant Type Forb Short Description Atkinson's coreopsis grows east of New Plymouth, ID, on low lying wet soils near the Payette River. It is a native plant in the western United states and British Columbia. Native Yes |
 | common cockleburr Scientific Name Xanthium strumarium Family Composites, Sunflower Flower Color Green Plant Type Forb Introduced North America Native No Weed Yes |
 | common groundsel Scientific Name Senecio vulgaris Family Composites, Sunflower Flower Color White, yellow Plant Type Forb Native No Weed Yes |
 | diffuse knapweed Scientific Name Centaurea diffusa Family Composites, Sunflower Flower Color Light Pink Plant Type Forb Native No Weed Yes |
 | horseweed Scientific Name Conyza canadensis Family Composites, Sunflower Plant Type Forb Native North America grasslands |
 | low hawksbeard Scientific Name Crepis modocensis Family Composites, Sunflower Flower Color Yellow Plant Type Forb Native Yes Weed No |
 | marshelder Scientific Name Iva xanthifolia Family Composites, Sunflower Plant Type Forb Native No Weed Yes |
| modoc hawksbeard Scientific Name Crepis modocensis Family Composites, Sunflower Flower Color Yellow Plant Type Forb Native Yes Weed No |
 | mountain tarweed Scientific Name Madia glomerata Family Composites, Sunflower Flower Color Yellow Plant Type Forb Native North America |
 | musk thistle Scientific Name Carduus nutans Family Composites, Sunflower Flower Color Purple Plant Type Forb Introduced Yes Weed Yes |
| old-man-in-the-Spring Scientific Name Senecio vulgaris Family Composites, Sunflower Flower Color White, yellow Plant Type Forb Native No Weed Yes |
 | oneflower helianthella Scientific Name Helianthella uniflora Family Composites, Sunflower Flower Color Brilliant Yellow Plant Type Forb Native Yes Weed No |
 | pathfinder Scientific Name Adenocaulon bicolor Family Composites, Sunflower Flower Color Green, mixed Plant Type Forb Location McCall Native Yes Weed No |
 | pineappleweed Scientific Name Matricaria matricarioides Family Composites, Sunflower Plant Type Forb Native North America Weed Yes |
 | poverty sumpweed Scientific Name Iva axillaris Family Composites, Sunflower Plant Type Forb Native Yes Weed Can be |
| rocky mountain helianthella Scientific Name Helianthella uniflora Family Composites, Sunflower Flower Color Brilliant Yellow Plant Type Forb Native Yes Weed No |
| rocky mountain little sunflower Scientific Name Helianthella uniflora Family Composites, Sunflower Flower Color Brilliant Yellow Plant Type Forb Native Yes Weed No |
| rush skeletonplant Scientific Name Lygodesmia juncea Family Composites, Sunflower Flower Color Light purple Plant Type Forb Native Yes Weed Yes |
 | rush skeletonweed Scientific Name Chondrilla juncea Family Composites, Sunflower Flower Color Yellow Plant Type Forb Introduced Yes Native No Weed Yes |
 | Scotch thistle Scientific Name Onopordum acanthium Family Composites, Sunflower Flower Color Purple Plant Type Forb Native No Weed Noxious |
 | showy townsend daisy Scientific Name Townsendia florifer Family Composites, Sunflower Flower Color White Plant Type Forb Short Description Annual plant.. Native Yes |
 | spotted knapweed Scientific Name Centaurea maculosa Family Composites, Sunflower Plant Type Forb Native No Weed Yes |
| trail plant Scientific Name Adenocaulon bicolor Family Composites, Sunflower Flower Color Green, mixed Plant Type Forb Location McCall Native Yes Weed No |
 | yellow starthistle Scientific Name Centaurea solstitialis Family Composites, Sunflower Flower Color Yellow Plant Type Forb Native No Weed Yes |