or stout shrubs. Inflorescence a simple raceme. Corolla tube cylindrical before
opening of flowers, later more or less inflated but remaining tubular, curved
downwards, all lobes reflexed to one side. Filaments connate to corolla up to
the narrowest part of lobes, free part flattened, anthers oblong, basifixed.
Styles as long as corolla, without articulation, stigmas knob-shaped, thicker
than style. Fruits club-shaped or pyriform, containing seed in wider upper
portion, exocarp coriaceous, mesocarp viscous, endocarp woodened and fibrous.