plumbago
plum.ba.go \.pl*m-'ba--(.)go-\ n [L plumbagin-, plumbago galena, leadwort, fr. plumbum] [NL, genus name, fr. L] 1: GRAPHITE 2: any of a genus (Plumbago of the family Plumbaginaceae, the plumbag o family) of woody chiefly tropical plants with alternate leaves and spikes of showy flowers