Blooms May-August. Tall bush to small multitrunked tree, with small, yellow-orange balls of fragrant flowers and finely segmented, leaves which fall off during dry seasons. Long spines on older growth. 2-4 in. bean pods ripen to bright red. Whitethorn, is found in the wild without thorns, so a thornless selection is possible. In nature it is found along washes, on slopes and mesas from 2,000-6,500 ft.
Previous Scientific Name(s): Synonym/s: Acacia constricta, Acacia constricta var. constricta, Acacia constricta var. paucispina