Pseudocorolla cup-shaped, c. 35-nerved, pink along the ribs, concolorous inside, sometimes deeper magenta on the ridges, the other verticils white.
Calyx-segments 6 x 4 mm., ovate, acute, biglandular at the apex.
Fruit 2·5-3 cm. in diameter, depressed-globose, verrucose.
Evergreen shrub, up to 1·8 m. high with a woody rootstock.
Flowers fragrant, 3·5-5 cm. in diameter, solitary.
Receptacle muriculate.