Plant: perennial herb; 40-130 cm tall, with a somewhat woody caudex; stems erect or ascendingly branched, 1-3 mm in diameter at midpoint Leaves: broadly ovate to ovate-triangular, 2-6 cm long, dark or bright green above, paler or purplish below, the blades 1-2.3 times longer than wide; base cordate to truncate; margins crenate-serrate; apex obtuse to attenuate or acuminate INFLORESCENCE: continuous to interrupted, usually with 8-15 verticils Flowers: calyx usually deep rosy-lavender, 8-12 mm long, the tube 6-10 mm long, not appearing plicate, the secondary costae thinner than the primary costae, the tooth tips cucullate; corolla tube (12-)15-30 mm long, rose-pink to flesh-colored; stamens usually exserted, the filaments often bristly, the anthers 0.8-1.2 mm long; style usually exserted Fruit: NUTLETS 1.5-2.2 mm long, 0.8-1.2 mm wide, ovoid-ellipsoid, with apical hairs Misc: Pine-oak woodlands and canyon bottoms in the shade of oaks REFERENCES: Christy, Charlotte M. 2003. J. Ariz. - Nev. Acad. Sci. Volume 35(2).