chaetopappa genus -- Aster subfamily 2.1 

whiteray leastdaisy (Chaetopappa bellidifolia) -- in April -- northern Oklahoma          white & cream    

rose heath (Chaetopappa ericoides) -- in April -- western Texas    white & cream   

rose heath (Chaetopappa ericoides) -- in May -- Picketwire Canyon, Comanche National Grassland, CO    white & cream

rose heath (Chaetopappa ericoides) -- in May -- Yampa Bench Road, Dinosaur National Monument, CO

rose heath (Chaetopappa ericoides) -- in May -- Canyons of the Ancients National Monument, CO