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Latin: Compositae
 | Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
| Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
 | 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 |
 | Taraxacum officinale Common Names dandelion Family Composites, Sunflower Flower Color Yellow Plant Type Herb Location McCall 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 |
 | Sonchus oleraceus Common Names annual sowthistle Family Composites, Sunflower Flower Color Yellow Plant Type Forb Native No Weed Yes |
 | Xanthium strumarium Common Names common cockleburr Family Composites, Sunflower Flower Color Green Plant Type Forb Introduced North America Native No Weed Yes |
 | Bidens frondosa Common Names leafy beggarticks, devil's beggarticks, leafy sticktight Family Composites, Sunflower Native No Weed Yes |
 | Centaurea maculosa Common Names spotted knapweed Family Composites, Sunflower Plant Type Forb Native No Weed Yes |
 | Iva xanthifolia Common Names marshelder Family Composites, Sunflower Plant Type Forb Native No Weed Yes |
 | Centaurea diffusa Common Names diffuse knapweed Family Composites, Sunflower Flower Color Light Pink Plant Type Forb Native No Weed Yes |
 | Acroptilon repens Common Names Russian knapweed, hardheads Family Composites, Sunflower Flower Color Pink, rose Plant Type Shrub Introduced Yes Native No Weed Noxious, Yes |
 | Onopordum acanthium Common Names Scotch thistle Family Composites, Sunflower Flower Color Purple Plant Type Forb Native No Weed Noxious |
 | 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 |
 | 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 |
 | Lactuca serriola Common Names prickly lettuce, compass plant Family Composites, Sunflower Flower Color Yellow Plant Type Herb Introduced Yes Native No Weed Yes |
 | Matricaria matricarioides Common Names pineappleweed Family Composites, Sunflower Plant Type Forb Native North America Weed Yes |
 | Madia glomerata Common Names mountain tarweed Family Composites, Sunflower Flower Color Yellow Plant Type Forb Native North America |
 | Conyza canadensis Common Names horseweed Family Composites, Sunflower Plant Type Forb Native North America grasslands |
 | Rudbeckia occidentalis Common Names western coneflower Family Composites, Sunflower Flower Color Brown Plant Type Herb Short Description Brown cone, not showy. Location McCall Native Yes Weed No |
 | Aster alpigenus var. haydenii Common Names showy aster, alpine aster, mountain aster Family Composites, Sunflower Flower Color Purple Plant Type Herb Location McCall Native Yes Weed No |
 | Achillea millefolium Common Names yarrow Family Composites, Sunflower Flower Color White Plant Type Herb Location McCall Native Yes Weed No |
 | Anaphalis margaritacea Common Names western pearly everlasting Family Composites, Sunflower Flower Color White Plant Type Herb Location McCall Native Yes Weed No |
 | Antennaria anaphaloides Common Names pearly pussytoes Family Composites, Sunflower Flower Color White, yellow Plant Type Herb Location McCall Native Yes Weed No |
 | Arnica cordifolia Common Names heart-leafed arnica Family Composites, Sunflower Flower Color Yellow Plant Type Herb Short Description Leaves: Heart shaped Location McCall Native Yes Weed No |
 | Balsamorhiza sagittata Common Names arrowleaf balsamroot Family Composites, Sunflower Flower Color Yellow Plant Type Herb Location McCall, McCall and many locations Native Yes Weed No |
 | Ericameria nauseosa Common Names rubber rabbitbrush, gray rabbitbrush, gray rabbit brush, rubber rabbit brush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Short Description Gray rabbitbrush (Ericameria nauseosa) grows throughout Malheur County and surrounding areas of the intermountain west. It is an early succession plant following fire. Gray rabbitbrush is also known as rubber rabbitbrush and is a member of the Composite or Aster family. Location McCall Native Yes Weed No |
 | Solidago canadensis Common Names Canada goldenrod Family Composites, Sunflower Flower Color Yellow Plant Type Herb Location McCall Native Yes Weed Can be |
 | Adenocaulon bicolor Common Names pathfinder, trail plant Family Composites, Sunflower Flower Color Green, mixed Plant Type Forb Location McCall Native Yes Weed No |
 | Wyethia helianthoides Common Names white-rayed wyethia, sunflower mule-ears Family Composites, Sunflower Flower Color White Plant Type Herb Location McCall Native Yes Weed No |
| Balsamorhiza sagittata Common Names arrowleaf balsamroot Family Composites, Sunflower Flower Color Yellow Plant Type Herb Location McCall, McCall and many locations Native Yes Weed No |
 | Gaillardia pinnatifida Common Names blanket flower Family Composites, Sunflower Flower Color Yellow, red Plant Type Herb Native Yes Weed No |
 | Gutierrezia sarothrae Common Names broom snakeweed Family Composites, Sunflower Flower Color Yellow Plant Type Shrub - grass Short Description Poisonous Native Yes Weed No |
 | Agoseris glauca Common Names false dandelion, short-beaked agroseris, pale agoseri Family Composites, Sunflower Flower Color Yellow Plant Type Herb Native Yes Weed No |
 | Cirsium utahense Common Names Utah thistle Family Composites, Sunflower Flower Color White Plant Type Herb Native Yes Weed No |
 | Crepis modocensis Common Names modoc hawksbeard, low hawksbeard Family Composites, Sunflower Flower Color Yellow Plant Type Forb Native Yes Weed No |
 | Brickellia microphylla Common Names littleleaf brickelbush, small-leaved brickellia Family Composites, Sunflower Flower Color Green-white Plant Type Shrub Native Yes Weed No |
 | Artemisia cana Common Names silver sagebrush Family Composites, Sunflower Short Description perennial Native Yes Weed No |
 | Artemisia dracunculus Common Names tarragon Family Composites, Sunflower Plant Type Shrub Native Yes |
.jpg.w180.jpg) | Artemisia ludoviciana Common Names white sage brush, wormwood, white sagebrush Family Composites, Sunflower Plant Type Shrub Native Yes Weed No |
 | Artemisia ludoviciana ssp. ludoviciana Common Names white sagebrush, white sage brush Family Composites, Sunflower Native Yes Weed No |
 | Artemisia rigida Common Names scabland sagebrush Family Composites, Sunflower Native Yes |
 | Artemisia tripartita Common Names threetip sagebrush Family Composites, Sunflower Plant Type Shrub Native Yes Weed No |
 | Blepharipappus scaber Common Names rough eyelashweed Family Composites, Sunflower Native Yes |
.JPG.w180.jpg) | Brickellia sp. Common Names brickellbush Family Composites, Sunflower Native Yes Weed No |
 | Coreopsis tinctoria Nutt. var. atkinsoniana Common Names Atkinson's coreopsis 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 |
 | Crepis intermedia Common Names limestone hawksbeard Family Composites, Sunflower Native Yes Weed No |
 | Erigeron subtrinervis Common Names threenerve fleabane Family Composites, Sunflower Native Yes Weed No |
 | Helianthus cusickii Common Names Cusick's Sunflower Family Composites, Sunflower Native Yes Weed No |
 | Iva axillaris Common Names poverty sumpweed Family Composites, Sunflower Plant Type Forb Native Yes Weed Can be |
 | Senecio integerrimus Common Names western groundsel Family Composites, Sunflower Native Yes |
 | Senecio serra Common Names tall ragwort Family Composites, Sunflower Native Yes |
 | Helianthella uniflora Common Names oneflower helianthella, rocky mountain helianthella, rocky mountain little sunflower Family Composites, Sunflower Flower Color Brilliant Yellow Plant Type Forb Native Yes Weed No |
| Lygodesmia juncea Common Names rush skeletonplant Family Composites, Sunflower Flower Color Light purple Plant Type Forb Native Yes Weed Yes |
 | Erigeron divergens Common Names wooly daisy Family Composites, Sunflower Flower Color Pale lavender Plant Type Herb Native Yes Weed No |
 | Machaeranthera canescens Common Names tall purple aster, hoary aster, hoary tansyaster Family Composites, Sunflower Flower Color Purple Plant Type Herb Native Yes Weed No |
 | Townsendia florifer Common Names showy townsend daisy Family Composites, Sunflower Flower Color White Plant Type Forb Short Description Annual plant.. Native Yes |
 | Balsamorhiza hirsuta Common Names hairy balsamroot Family Composites, Sunflower Flower Color Yellow Plant Type Herb Short Description Perennial Native Yes Weed No |
 | Balsamorhiza hookeri Common Names hooker's balsamroot Family Composites, Sunflower Flower Color Yellow Plant Type Herb Native Yes Weed No |
 | Crepis acuminata Common Names longleaf hawksbeard, tapertip hawksbeard, long-leafed hawksbeard Family Composites, Sunflower Flower Color Yellow Plant Type Herb Native Yes Weed No |
 | Erigeron concinnus var. aphanactis Common Names basin rayless daisy, rayless fleabane, rayless shaggy fleabane Family Composites, Sunflower Flower Color Yellow Plant Type Herb Native Yes Weed No |
 | Eriophyllum lanatum Common Names Oregon sunshine, wooly sunflower Family Composites, Sunflower Flower Color Yellow Plant Type Herb Native Yes Weed No |
 | Grindelia squarrosa Common Names curlycup gumweed Family Composites, Sunflower Flower Color Yellow Plant Type Herb Native Yes Weed Can be |
 | Helianthus annuus Common Names sunflower Family Composites, Sunflower Flower Color Yellow Plant Type Herb Native Yes Weed Can be |
 | Microseris nutans Common Names nodding microseris Family Composites, Sunflower Flower Color Yellow Plant Type Herb Native Yes Weed No |
 | Wyethia amplexicaulis Common Names mule's ear, mule-ears Family Composites, Sunflower Flower Color Yellow Plant Type Herb Native Yes Weed No |
 | 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 |
 | Tragopogon dubius Common Names yellow salsify, yellow goats beard, western salsify Family Composites, Sunflower Flower Color Yellow Plant Type Herb Location McCall |
| Senecio serra Common Names butterweed groundsel Family Composites, Sunflower Plant Type Herb |
 | Anthemis cotula Common Names stinking chamomile, mayweed chamomile Family Composites, Sunflower Introduced Yes Weed Yes |
 | Tetradymia canescens Common Names spineless horsebrush Family Composites, Sunflower Weed Yes |
 | Carduus nutans Common Names musk thistle Family Composites, Sunflower Flower Color Purple Plant Type Forb Introduced Yes Weed Yes |
 | Chaenactis douglasii Common Names Chaenactis, Douglas false yarrow, Douglas' dustymaiden Family Composites, Sunflower Flower Color White to pink Plant Type Herb |