PLANT: Shortlived perennial, 20-100 cm tall, simple to branched at base; stems with short glandular hairs, often with short, curly nonglandular hairs below. LEAVES: subglabrous to short-pilose, deeply lobed. INFLORESCENCE: diffuse to one-sided, with subsessile to short-pedicelled flowers on lateral branches. FLOWER: calyx 3-8 mm long, short-glandular pubescent, the lobes shorter than or equal to the tube and acuminate in AZ; corolla usually scarlet, the tube 15-30 mm long, the throat 3-6 mm wide, the lobes lanceolate, acuminate, often with dark red flecks; stamens inserted unequally above the mid-tube; filaments unequal; anthers located in the throat or exserted; stigma slightly exceeding the anthers. CAPSULE: 8-12 mm long; seeds 5-10 per locule. NOTES: Ca. 7 subspp.; w N. Amer. REFERENCES: Dieter H. Wilken and J. Mark Porter, 2005, Vascular Plants of Arizona: Polemoniaceae. CANOTIA 1: 1-37.