GENERIC CHARACTER.
Calyx. Perianthium monophyllum, tubulatum, oblongum; ore quinquedentato, erecto; persistens.
Corolla monopetala, hypocrateriformis; tubus cylindraccus, longus; limbus quinquepartitus, planus.
Stamina. Filamenta duo, brevia. Antheræ parvæ, intra tubum corollæ.
Pistillum. Germen subrotundum. Stylos filiformis, longitudine staminum. Stigma bifidum.
Pericarpium. Bacca ovalis, glabra, bilocularis seu bicapsularis.
Semina duo, magna, ovato-oblonga, arillata, hinc convexa, inde plana.
Obs. Figura floris acuminata et obtusa variat. Bacca in aliis simplex, in aliis dicocca.
Empalement. Cup one-leaved, tubular, oblong; five-toothed at the mouth, and upright; remaining.
Blossom, one petal, salver-shaped; tube cylindrical, long; border five divisions, flat.