Shrub or tree; young stems finely pubescent.. Leaves described as alternate, elliptic, 15–18 cm. long, 7–9 cm. wide, acute at the apex, obtuse at the base, finely pubescent above, velvety pubescent beneath, entire; petiole 4–6 cm. long, pubescent.. Inflorescences terminal many-flowered cymes.. Calyx broadly campanulate, ± 7 mm. long, glabrous; lobes narrowly lanceolate, ± 5 mm. long, 2 mm. wide at the base, long acuminate at the apex.. Corolla probably white; tube very slender, 2 cm. long, glabrous outside; lobes ovate, obtuse.