Fls perfect; cal 5-toothed; cor salverform, irregular, white to blue or yellowish, with short, often slightly incurved tube and oblique, weakly bilabiate limb, the upper lip bifid; stamens 4, often exsert; stigma shortly bifid; ovary with 4 uniovulate chambers; fr drupaceous; trees or shrubs with palmately compound lvs and small cymose infls that may be aggregated into a terminal mixed panicle. 250, nearly cosmop.
Gleason, Henry A. & Cronquist, Arthur J. 1991. Manual of vascular plants of northeastern United States and adjacent Canada. lxxv + 910 pp.