Maricopa County: Grown in cultivation at Desert Botanical Garden, Phoenix, N 33 deg 27' 33sec, W 111 deg 56' 35sec, 1200 ft., 366 m: accession number 1975 0340 0102; originally received as a plant from Ron Gass at Mountain States Nursery; from a cultivated plant not of known wild origin.
Tree height 7 meters, canopy width 5.5 meters; bark color light gray with mottled look, some peeling bark; stem color gray; leaf color bright green, alternate, ovate/elliptic; flowers tubular, white with pale green at inner base, petals overlap, fragrant; calyx green.