Trees or shrubs. Stems usually 4-angled. Leaves opposite or in whorls of 3, (1-)3-7-foliolate. Cymes mostly dichasial, short and dense to open and spreading, bracts often well developed. Corolla white and/or coloured, mostly shades of blue, lilac or mauve, ± zygomorphic; limb spreading ± 2-lipped. Stamens 4, didynamous. Drupes fleshy; fruiting calyx usually accrescent, plate-like or cup-shaped.
"Shrubs or small trees; purple pubescent all over, aromatic, bark pale. Leaves 3-5-foliolate; leaflets 6-13 x 2-5 cm, narrowly oblong or elliptic to lanceolate, base acute, apex acuminate. Panicles terminal, 10-25 cm long. Calyx 5-toothed obconic, c. 3 mm long, teeth triangular. Corolla deep purple to violet in colour, c. 7 mm across, hypocrateriform; tube 3-5 mm long, puberulent without, upper lipd 2-lobed, lower 3-lobed with the middle lobe larger, obovate, undulate-margined, other lobes shorter, subequal, obtuse. Stamens 4, filaments purple. Ovary c. 1 mm long; style purple; stigma 2-fid. Drupe 3-5 mm across, globose, purple or black."
Barcode of Life Data Systems (BOLD) Stats Specimen Records:199 Specimens with Sequences:266 Specimens with Barcodes:207 Species:69 Species With Barcodes:67 Public Records:98 Public Species:51 Public BINs:0