Centella longifolia (Adamson) M.T.R.Schub. & B.-e.van Wyk

Tufted, monoecious perennial, up to 0.3 m wide. Leaves crowded, distinctly petiolate; petiole (20-)25-50(-85) mm long, pubescent along entire length; lamina linear-oblong, (13-)18-27(-45) mm long, (3-)4-6(-9) mm wide, the base attenuate, main veins abaxially raised and adaxially slightly sunken, surface on both sides glabrous to pubescent red-brown to green, concolorous, the margin entire, apex acuminate. Inflorescence structure with three to six male umbellules and one to two bisexual umbellules. Male umbellules 10-22 mm long, reduced to a single sessile flower each. Bisexual umbellules, 8-15 mm long, reduced to a single flower each; borne at base of plant; bracts of male umbellules, paired, up to 1.5 mm long, abaxially pubescent, adaxially glabrous; bracts of the functionally bisexual umbellules paired, 2-3 mm long, 1-2 mm wide, not foliaceous, lanceolate, abaxially pubescent, adaxially glabrous; cauline bracts (those below the inflorescence) inconspicuous or absent. Flowers with cream-coloured petals, glabrous. Fruit widely depressed ovate, 1-2 mm long, 2-3 mm wide in commissural view, commissure constricted, ribs not distinct, surface between ribs smooth, glabrous, stylopodium not prominent.