Perennial, evergreen, succulent undershrub; stem with stout, swollen, basal caudex; leaves alternate, spathulate, dark green, deciduous, clustered at the tips of shoots, simple, entire, obtuse, leathery in texture; flowers bisexual, pentamerous, hypogynous, tubular with spreading lobes, showy, pink to red; calyx 5-lobed, ovate-oblong, glands absent; corolla large, showy, campanulate, lobes-5, rounded or orbicular, overlapping to the left, pink with a ring of white scales at the throat, tubular in the lower half, spreading above; densely villous at the throat; stamens 5, adherent to stigma, adnate at the throat of corolla tube, included, anthers sagitate, mucronate; ovary unilocular, ovules many on 2-parietal placentae; fruits grey or brown; seeds with tufted hairs at both ends.