"*Prionopsis (Nutt.)" . "*Demetria (Lag.)" . . "*Doniana (Raf.)" . "*Donia (R.Br.)" . "gumweeds"@en . "*Aurelia (Cass.)" . "*Chrysophthalmum (Phil.)" . . . . "Grindelia (gumweed) is a genus of plants native to the Americas belonging to the sunflower family.The genus is named for Latvian botanist David Hieronymus Grindel, 1776\u20131836.Grindelia squarrosa, a plant with bright yellow flowers indigenous to much of the United States, is commonly called curlycup gumweed. Grindelia robusta, found in the western states, is a coastal scrub bush that is reputed to have several medicinal uses."@en . . . . . .