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.jpg.w180.jpg) | Abutilon theophrasti Common Names velvetleaf Family Mallow Flower Color Yellow Plant Type Shrub Introduced Yes Weed No |
 | Agoseris glauca Common Names short-beaked agroseris, false dandelion, pale agoseris Family Composites, Sunflower Flower Color Yellow Plant Type Herb Elevation 2400' Location Mann Creek, ID Native Yes Weed No |
 | Alyssum alyssoides Common Names yellow alyssum Family Mustard Flower Color Yellow Location Lower Owyhee River, OR Native No |
 | Arnica cordifolia Common Names heart-leafed arnica Family Composites, Sunflower Flower Color Yellow Plant Type Herb Short Description Leaves: Heart shaped Location McCall, ID Native Yes Weed No |
 | Artemisia tridentata Common Names big sage, sagebrush, big sagebrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall, ID Native Yes Watershed Malheur, Owyhee, Snake, Weiser Weed No |
 | Astragalus curvicarpus Common Names curvepod milkvetch, sickle milkvetch Family Legume or Pea Flower Color Yellow Plant Type Herb Location Along the Snake River between Anex and Farewell Bend, OR Native Yes Weed No |
 | Astragalus filipes Common Names threadstalk milkvetch, basalt milkvetch Family Legume or Pea Flower Color Yellow Plant Type Forb Native Yes Weed Yes |
 | Balsamorhiza hirsuta Common Names hairy balsamroot Family Composites, Sunflower Flower Color Yellow Plant Type Herb Short Description Perennial Native Yes |
 | Balsamorhiza hookeri Common Names Hooker's balsamroot Family Composites, Sunflower Flower Color Yellow Plant Type Herb Elevation 2400', 3300' Location Mann Creek, ID, Midvale Hill between Mann Creek and Midvale, ID Native Yes Weed No |
 | Balsamorhiza sagittata Common Names arrowleaf balsamroot Family Composites, Sunflower Flower Color Yellow Plant Type Herb Elevation 2500' Location Council, ID, Mann Creek, ID, McCall, ID Native Yes Weed No |
 | Barbarea orthocceras Common Names wintercress Family Mustard Flower Color Yellow Location Council, ID Native No |
 | Brassica nigra Common Names black mustard Family Mustard Flower Color Yellow Plant Type Forb Introduced Yes Weed Yes |
 | Camissonia claviformus Common Names club fruit Family Evening Primrose Flower Color Yellow Plant Type Herb Native Yes Weed No |
 | Castilleja cusickii Common Names Cusick's Indian paintbrush Family Figwort or Snapdragon Flower Color Yellow Plant Type Herb Native Yes Weed No |
 | 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 Location Council, ID, Cow Hollow, OR, Indian Valley, ID Native No Weed Yes |
 | Chrysothamnus nauseosus Common Names gray rabbitbrush, rubber rabbitbrush Family Composites, Sunflower Flower Color Yellow Plant Type Shrub Location McCall, ID Native Yes Weed No |
 | Cleomella macbrideana Common Names Cleomella Family Caper Flower Color Yellow Plant Type Forb Short Description The cleomella pictured here was found on very poor, bare clay soil in the Succor Creek watershed. Native Yes |
 | Cleome lutea Common Names yellow beeplant, yellow spiderflower Family Caper Flower Color Yellow Plant Type Herb Location Lower Owyhee River, OR Native Yes Weed Can be |
 | Crepis acuminata Common Names tapertip hawksbeard, longleaf hawksbeard, long-leafed hawksbeard Family Composites, Sunflower Flower Color Yellow Plant Type Herb Location Honeycombs, OR, Mann Creek, ID, Sand Hollow, ID Native Yes |
 | Crepis modocensis Common Names low hawksbeard, modoc hawksbeard Family Composites, Sunflower Flower Color Yellow Plant Type Forb |
 | Descurainia sophia Common Names flixweed Family Mustard Flower Color Yellow Plant Type Forb Weed Noxious |
| Descurainia sp. Common Names tansy mustard Family Mustard Flower Color Yellow Plant Type Herb Location McCall, ID |
 | 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 |
 | Eriogonum umbellatum Common Names sulfur-flowered buckwheat, sulfur buckwheat Family Buckwheat Flower Color Yellow Plant Type Forb Native Yes |
 | Eriophyllum lanatum Common Names Oregon sunshine, wooly sunflower Family Composites, Sunflower Flower Color Yellow Plant Type Herb Native Yes Weed No |
 | Erythronium grandiflorum Common Names glacier lily Family Lily Flower Color Yellow Plant Type Forb Native Yes Weed No |
 | Euphorbia esula Common Names leafy spurge Family Spurge Flower Color Yellow Plant Type Forb Introduced Yes Weed Yes |
 | Fritillaria pudica Common Names yellowbell, yellow bell, yellow fritillary Family Lily Flower Color Yellow Plant Type Forb Location Lower Owyhee River, OR Native Yes Weed No |
 | Grindelia squarrosa Common Names curlycup gumweed Family Composites, Sunflower Flower Color Yellow Plant Type Herb Native Yes Weed Can be |
 | Gutierrezia sarothrae Common Names broom snakeweed Family Composites, Sunflower Flower Color Yellow Plant Type Shrub - grass Short Description Poisonous |
 | Helianthus annuus Common Names sunflower Family Composites, Sunflower Flower Color Yellow Plant Type Herb Native Yes Weed Can be |
 | Hypericum formosum var. Scouleri Common Names St. John's Wort Family St. John's Wort Flower Color Yellow Plant Type Herb 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 |
 | Lactuca serriola Common Names prickly lettuce, compass plant Family Composites, Sunflower Flower Color Yellow Plant Type Herb Introduced Yes Weed Yes |
 | Lesquerella douglasii Common Names bladder pod Family Mustard Flower Color Yellow Plant Type Herb Native Yes Weed No |
 | Linaria vulgaris Common Names butter and eggs, bread and butter Family Figwort or Snapdragon Flower Color Yellow Plant Type Herb Location McCall, ID Native No Weed Noxious, Yes |
 | Lomatium ambiguum Common Names swale parsley Family Parsley Flower Color Yellow Location Council, ID Native Yes |
 | Lomatium cous Common Names cous biscuit-root, cous-root desert-parsley Family Parsley Flower Color Yellow Plant Type Forb Native Yes |
 | Lomatium grayi Common Names Gray's lomatium, Gray's desert parsley Family Parsley Flower Color Yellow Plant Type Forb Location Lower Owyhee River, OR Native Yes |
 | Lomatium triternatum Common Names nine-leaved desert parsley Family Parsley Flower Color Yellow Plant Type Herb Native Yes Weed No |
 | Lysichitum americanum Common Names skunk cabbage Family Calla-lily Flower Color Yellow Plant Type Herb Native Yes Weed No |
 | Mahonia repens Common Names Oregon grape, creeping Oregon grape Family Barberry Flower Color Yellow Plant Type Shrub Short Description Grape-like berries. Leaves: Prickly toothed leaflets Location Mann Creek, ID, McCall, ID Native Yes Weed No |
 | Melilotus officinalis Common Names yellow sweetclover Family Legume or Pea Flower Color Yellow Plant Type Herb Introduced Yes Weed Yes |
.JPG.w180.jpg) | Mentzelia albicaulis Common Names whitestem blazingstar Flower Color Yellow Plant Type Forb Native Yes |
 | Mentzelia laevicaulis Common Names blazing star, smoothstem blazingstar Family Blazing Star Flower Color Yellow Plant Type Herb Native Yes Weed No |
 | Mimulus primuloides Common Names little yellow monkeyflower Family Figwort or Snapdragon Flower Color Yellow Plant Type Herb Native Yes Weed No |
 | Nuphar polysepala Common Names yellow water lily, indian pond lily Family Water Lily Flower Color Yellow Plant Type Herb Native Yes Weed No |
 | Oenothera tanacetifolia Common Names tansey-leaf evening primrose Family Evening Primrose Flower Color Yellow Plant Type Herb Native Yes Weed No |
 | Portulaca oleracea Common Names common purslane Family Purslane Flower Color Yellow Plant Type Herb Short Description Common purslane Weed Yes |
 | Potentilla spp. Common Names cinquefoil Family Rose Flower Color Yellow Plant Type Herb Location McCall, ID Native Yes Weed No |
 | Potentillia diversifolia Common Names diverse-leafed cinquefoil Family Rose Flower Color Yellow Plant Type Forb Native Yes Weed No |
 | Purshia tridentata Common Names bitterbrush Family Rose Flower Color Yellow Plant Type Shrub Location Honeycombs, OR, Mann Creek, ID, McCall, ID, Ontario, OR, Owyhee Reservoir, OR, Sage Hen Reservoir, ID Native Yes Weed No |
 | Ranunculus glaberimus Common Names sagebrush buttercup Family Buttercup Flower Color Yellow Plant Type Herb Native Yes |
 | Ranunculus sceleratus Common Names blister buttercup, cursed buttercup, cursed crowfoot, celeryleafed buttercup Family Buttercup Flower Color Yellow Location Mann Creek, ID Native No Weed Yes |
 | Ranunculus sp Common Names buttercup Family Buttercup Flower Color Yellow Plant Type Herb Location McCall, ID Native Yes Weed No |
 | Rorippa islandica Common Names marsh yellowcress Family Mustard Flower Color Yellow Location Council, ID Native No |
 | Salix amygdaloides Common Names peach-leaf willow Family Willow Flower Color Yellow Plant Type Shrub - Tree |
 | Sedum sp. Common Names stonecrop Family Stonecrop Flower Color Yellow Plant Type Herb Native Yes Weed No |
 | Senecio integerrimus Common Names western groundsel Family Composites, Sunflower Flower Color Yellow Location Midvale Hill between Mann Creek and Midvale, ID Native Yes |
 | Solidago canadensis Common Names Canada goldenrod Family Composites, Sunflower Flower Color Yellow Plant Type Herb Location McCall, ID Native Yes Weed Can be |
 | Sonchus oleraceus Common Names annual sowthistle Family Composites, Sunflower Flower Color Yellow Plant Type Forb Weed Yes |
 | Tanacetum vulgare Common Names common tansy Family Composites, Sunflower Flower Color Yellow Plant Type Herb Native No Weed Noxious |
 | Taraxacum officinale Common Names dandelion Family Composites, Sunflower Flower Color Yellow Plant Type Herb Location McCall, ID Native No Weed Yes |
 | Thermopsis montana Common Names golden pea Family Legume or Pea Flower Color Yellow Plant Type Herb Short Description Not palatable to livestock Location McCall, ID Native Yes Weed No |
 | Tragopogon dubius Common Names yellow salsify, yellow goats beard, Western salsify Family Composites, Sunflower Flower Color Yellow Plant Type Herb Location McCall, ID |
.JPG.w180.jpg) | Tribulus terrestris L. Common Names puncturevine, goathead, Mexican sandbur, Texas sandbur, tackweed Flower Color Yellow Plant Type Forb Introduced Yes |
 | Verbascum thapsus Common Names common mullein Family Figwort or Snapdragon Flower Color Yellow Plant Type Herb Location McCall, ID Native No Weed Can be |
 | Viola venosa Common Names yellow prairie violet, yellow mountain violet Family Violet 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 Location Bull Run (South Fork of the Owyhee River), NV, Council, ID Native Yes Weed No |
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