Perennial dwarf shrub, succulent, much branched, spreading to decumbent, carnose stem up to 50 mm in diam., ± 0.2-0.6 m high, papillae on young branches, peeling bark on older branches, old leaves deciduous. Leaves sessile, linear-lanceolate, 10-30 x 1-8 mm, acute, dorsiventrally flattened, glabrous with few papillae along margins, dark green. Inflorescence an almost sessile, dense thyrse with 1-several dichasia, few to many flowers. Calyx ridged, fleshy, glabrous, green. Corolla tubular, scarcely fused, white or cream-coloured; lobes oblong to oblanceolate, 3-5 mm long, acute, dorsal ridge, recurved. Flowering time Jan.-June.
Leaves sessile, acute at the apex, entire, with a row of marginal dots, slightly connate at the base, usually glabrous, sometimes papillose at the margin, erect or ascending or the lowermost spreading, ± caducous.
Flowers 5-merous in corymb-like dense cymes at the end of the leafy branchlets; peduncles and cyme-branches glabrous or papillose.
Calyx glabrous, pale green; sepals oblong or oblong-lanceolate or lanceolate, subacute, subobtuse or obtuse, glabrous.
Old branches woody, leafless, glabrous, those of the current year succulent, shortly papillose or papillose hairy.
Corolla with ovate-oblong or oblong-ovate, obtuse or acute petals.
Seeds minutely and densely spinulose-tuberculate.
Stamens slightly shorter than the corolla.
Shrubs erect and ± branched.