Grown in cultivation at Desert Botanical Garden, Phoenix, N 33 deg 27' 33'', W 111 deg 56' 35'', 1200 ft., 366 m: accession number 2013-0102-01-1; plant found in Garden during the Inventory for the IMLS Living Collections Grant 2012, plant of unknown origin, most likely wild but no information on collection at this time.
Plant 3' x 3'' stems gray-green; spines white or tan with sheaths, sheaths have golden tips; tuberculate areoles 27-31 mm; flowers collected mid- morning to late afternoon, diameter 36-52 mm, length 54-63 mm, outer perianth greenish-mauve bronze with a darker mid-stripe, inner perianth bronze-maroon (light) with a darker mid-stripe and green at center, spines on flowers; stigma lobe number 7-9, pale yellow-green or cream; style white at base then pink; filaments maroonish-pink.
Cactus Voucher Project. Sheet I/II has the flowers. Sheet II/II has the stems.; Cultivated or Captive