USA, Arizona, Yavapai County, 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 1991 0295 0101; originally received as a plant collected 13 March 1991 as part of a plant salvage by DBG staff, Arizona, Yavapai County, Lake Pleasant Regional Park; section 30, T7N R1E, Upper Sonoran vegetative zone.
TRS: T07N R01E S30
Flowers collected around noon; diameter 20-25 mm, length 46-50 mm, outer perianth yellow with maroon mid-stripe, inner perianth yellow with maroon mid-stripe; joint collected 28 November 2000 by Joni Ward and Rosemary Trelease; color green; spines tan or gray with darker tips, one large sheath-covered spine per aerole in some cases; fruits collected by Joni Ward, 20 November 2000, color yellow-green, dry, diameter 24 mm, length 24 mm, some fruit sterile; seeds tan.
Sheet I/II (DES 46283) has joints fruit; Sheet II/II (DES) 46284 has flowers.; Cultivated or Captive