helianthella genus --- Aster Subfamily 3.2
Aster 3.1 (Genus A to F) -- Aster 3.2 (Genus G to O) -- Aster 3.3 (Genus P to R) -- Aster 3.4 (Genus S to Z)
fivernerve helianthella (Helianthella quinquenervis) -- in July -- Herman Gulch, Clear Creek County, CO CO-A
fivenerve helianthella (Helianthella quinquenervis) -- in July -- Boreas Pass Road, Park County, CO