crepis genus --- Aster subfamily 1
tapertip hawksbeard (Crepis acuminata) -- in July -- Sand Creek National Landmark, CO yellow & orange
tapertip hawksbeard (Crepis acuminata) -- in July -- Elko County, NV yellow & orange
tapertip hawksbeard (Crepis acuminata) -- in July -- Shoshone National Forest, Fremont County, WY
largeflower hawksbeard (Crepis occidentalis ssp. costata) -- in May -- Left Hand Trail, Boulder County Aster 1 (yellow)