Small tree upto 4 m high. Young branches hairy. Leaves oblong-obovate, 8-16 x 3.1-6.8 cm, acute to shortly acuminate, glossy dark green and glabrous above, paler and minutely hairy to glabrous below. Petiole 4-13 mm long, glabrous. Peduncle 2-5 mm long, woody, leaf opposed or extra-axillary, 1-2 (-3)-flowered. Pedicel 1.5-2.0 cm, stout and woody, minutely hairy to glabrous. Bracteole nearer to the base of pedicel, deltoid, densely hairy. Petals thick, yellowish; outer petals valvate, broadly ovate, 2.8-3.3 x 2.1-2.5 cm, acute to acuminate with cordate base, evenly thick, pilose externally, finely tomentose within; inner petals imbricate, ovate, 2.5-2.8 x 2 cm, obtuse with cuneate base, margins comparatively thin, finely tomentose on both sides. Receptacle conical, hairy. Stamens 4.5 mm long, narrowly cuneate, connective-tip truncate, anther locules unequal. Carpels linear, basally connate, ovary covered with dense reddish brown hairs, 1-ovuled, style short, stigma truncate. Fruit ovoid, upto 30 cm long, dark green, echinate, spines curved and fleshy, pulp white, juicy and aromatic.