Hieracium genus -- Aster subfamily 1
white hawkweed (Hieracium albiflorum) -- in June -- Old Flowers Road, Roosevelt National Forest, CO white & cream
white hawkweed (Hieracium albiflorum) -- in July -- Lassen Volcanic National Park, CA
white hawkweed (Hieracium albiflorum) -- in August -- Deadman Road, Red Feather Lakes Area, CO
orange hawkweed (Hieracium aurantiacum) -- in July -- Grand Teton National Park, WY yellow & orange
yellow hawkweed (Hieracium fendleri) -- in July -- Carter Lake Open Space, Larimer County, CO yellow & orange
wooly hawkweed (Hieracium triste) -- in July -- Long Draw Road, Larimer County montane, CO yellow & orange
wooly hawkweed (Hieracium triste) -- in August -- Crown Point, Roosevelt National Forest, CO yellow & orange
rattlesnakeweed (Hieracium venosum) -- in April -- Pisgah National Forest, western North Carolina yellow & orange