Atriplex acanthocarpa subsp. pringlei (Standl.) J. Henrickson Atriplex acanthocarpa subsp. pringlei (Standl.) J. Henrickson in S. W. Naturalist 33: 461. 1988 sec. POWO 2019≡Atriplex pringlei Standl., N. Amer. Fl. 21(1): 68. 1916 syn. sec. POWO 2019