Large spreading shrub with open habit, to c. 3 m high; whole plant glandular-punctate. Leaves almost membranous, deep ± shining green above. Epicalyx segments c. 6 x 5 cm, including subulate tips to teeth. Calyx cupuliform. Corolla 4-5.5 cm long, light yellow, strongly imbricate, broadly obovate-obcuneate, unspotted. Fruit c. 3 cm long, broad ovoid, dark shining green, black glandular. From plant cultivated in Arorangi. Said to be rare on Rarotonga.