Recorded Range: Oak Creek Ragwort is rare in the United States where it is found only in small populations in central and southern Arizona and west-central New Mexico. In Arizona, Oak Creek Ragwort is found in the north, northwest, central and southern part of the state and in central western New Mexico.
U.S. Weed Information: No data available.
Invasive/Noxious Weed Information: No data available.
Wetland Indicator: No data available.
Threatened/Endangered Information: No data available.
Genus Information: In North America there are 58 species for Packera. Worldwide, The Plant List includes 66 accepted species names and a further 159 scientific names of infraspecific rank for the genus. The genus Packera was published by Áskell Löve and Doris Benta Maria Löve in 1975. Packera is a genus that was previously included in the genus Senecio.
In the Southwestern United States: Arizona and Utah each have 11 species of genus, California has 16 species, Nevada has 8 species, New Mexico has 23 species, Texas has 11 species. All data approximate and subject to revision.
Comments: Oak Creek Ragwort is a tall robust showy upper desert spring bloomer that is primarily an Arizona species named after its type location in Oak Creek Canyon, Arizona. This species is never found in the field in large numbers, but always a delight to find isolated specimens.
Special Value to Native Bees, Butterflies and Insects
Insects may feed from the florets of Oak Creek Ragword.
The genus Packera is named in honor of John George Packer (1929-2019) who specialized on the flora of Alberta and on Arctic and alpine flora. The genus Packera was published by Áskell Löve and Doris Benta Maria Löve in 1975.
The species epithet "quercetorum" (quercetor'um) means of oak woods.