USA, Arizona, Maricopa, Maricopa County: Grown in cultivation at Desert Botanical Garden, Phoenix, N 33 deg 27' 33'', W 111 deg 56' 35'', 1200 ft., 366 m: accession number 1988 0111 0103; originally received as a root cutting collected by Walter Camp, March 1988, Arizona, Maricopa County, north of Scottsdale, near Pinnacle Peak.
33.763067 -111.83275 +-5000m.
33° 45' 47.04" N 111° 49' 57.9" W
853 meters (2798ft)
Stem color blue-green; spine color reddish-brown and white. This plant is now in propagation.