Packera paupercula taxonomically complex, with varying amounts of infraspecific taxa recognized by different authorities. No single classification to date has received wide acceptance. The
Royal Botanic Gardens, Kew currently recognizes the following varieties: •
P. paupercula var.
appalachiana - Restricted to the
Appalachian Mountains •
P. paupercula var.
paupercula - Widespread from Newfoundland to Alaska, south through the Rocky Mountains and Appalachians •
P. paupercula var.
pseudotomentosa - Native to the
Midwest,
Upper South, and Ontario •
P. paupercula var.
savannarum - Restricted to the upper Midwest Image:Packera paupercula pseudotomentosa.jpg|Variety
pseduotomentosa is identified by its permanent tomentose pubescence and stoloniferous growth ==References==