
Helianthus occidentalis
From Flora of North America (http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=242416636) "Stems (often reddish) erect, pilose to appressed-hairy proximally." These plants are pillose.
Technically these plants are Helianthus occidentalis Riddell subsp. occidentalis because "Leaves entire or nearly so, scabrous or hirsute, rough to touch."
"Helianthus occidentalis" is a species of sunflower native to the Eastern and Central United States. It grows mostly in the Great Lakes Region and in the Ozarks, with additional populations scattered as far as Massachusetts, Texas, and the Florida Panhandle.