Native to Arizona, Mexico Northeast, Mexico Northwest, New Mexico, Texas (source: POWO). Flora of the World documents 1 occurrence across 1 country.
Location
United States, Arizona, Pinal
32.645139, -111.427444
Location Remarks
Picacho Peak State Park, along Interstate 10 about half way between Phoenix and Tucson. Sunset Vista Trail. 583 m elev.
Collectors
Christopher Davidson, Sharon R. Christoph
Notes
Low shrub that wants to be a vine, with twining branch tips. Flowers yellow. DNA collected.