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Herbs, mainly perennial. Lvs alternate, pinnate. Fls in terminal or axillary, congested or lax cymes, sessile to pedicellate, often showy. Calyx ± campanulate; lobes broad, accrescent, not ruptured by capsule at maturity. Corolla campanulate to rotate or funnelform; lobes spathulate to rounded. Stamens inserted equally on corolla tube, usually exserted. Style usually exserted. Capsule 3-locular, ovoid to subglobose, 3-lobed. Seeds usually several to each loculus, ± oblong to ellipsoid, sometimes mucilaginous when wet.
Cal herbaceous, somewhat accrescent and becoming chartaceous; cor tubular-funnelform or subsalverform to campanulate or nearly rotate; stamens about equally inserted; seeds 1–10 per locule, sometimes becoming mucilaginous when wet; perennial (1 sp. annual) herbs with alternate, pinnately compound or very deeply pinnatifid lvs, the fls in diverse sorts of basically cymose infls, mostly blue. 20, New World and Eurasia, esp. w. U.S.
