Glandularia quadrangulata (A. Heller) Umber Glandularia quadrangulata (A. Heller) Umber in Syst. Bot. 4(1): 100. 1979 sec. Villaseñor 2016≡Verbena quadrangulata A. Heller in Contr. Herb. Frankl. & Marsh. Coll. 1: 84-85, pl. 6. 1895 syn. sec. Umber 1979