madia 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)
mountain tarweed (Madia glomerata) -- in July -- Buffalo Pass Road, Jackson County, CO
grassy tarweed (Madia gracilis) -- in July -- Humboldt Bay National Wildlife Refuge, northern California