PLANT: Annual or perennial herbs, simple to branched, leafy to scapose, mostly glandular, the hairs uniseriate with terminal, multicellular glands, the glands colorless. LEAVES: basal to alternate, entire to deeply pinnately lobed, the lobes completely confluent with the rachis, flat to terete. INFLORESCENCE: terminal, paniculate, open to congested, the basic unit composed of 2-7 pedicelled flowers subtended by a single bract. FLOWERS: actinomorphic; calyx tube membranes usually ruptured in fruit, rarely remaining intact; corolla funnelform to salverform, the tube, throat, and lobes similar in color or with different hues; stamens equally inserted on the corolla tube or throat; filaments equal or unequal in length; anthers included to exserted; style included to exserted. CAPSULE: ovoid to spheroid; seeds 2-many per locule, weakly gelatinous when wet. NOTES: 21 spp.; w N.Amer. (Alice Eastwood, western North American botanist) Porter, J. M. Aliso 17: 23-46. 1998. REFERENCES: Dieter H. Wilken and J. Mark Porter, 2005, Vascular Plants of Arizona: Polemoniaceae. CANOTIA 1: 1-37.