Flowers generally solitary from the axils of the upper leaves; peduncle 5–15 mm. long, densely hairy; bracts linear-subulate up to 14 mm. long, below the flower densely hairy.
Corolla funnel-shaped-campanulate, pink to cream whitish with purple centre, 2–3·5 cm. long; midpetaline areas hairy in the upper portion.
Sepals linear-lanceolate below with a long linear subulate upper portion, up to 18 mm. long, densely ciliate like the young shoots.
Stems branched from the base; branches up to 1·5 m. long, densely covered with long spreading yellowish hairs like the leaves.
An erect perennial much-branched herb with a thick fusiform woody root.
Seeds blackish, minutely pubescent.
Capsule subspherical.