Perennial herb with a thin taproot. Stems several, twining or prostrate, up to 3 m long, glabrous to hairy, ridged. Leaves slightly fleshy, linear to broadly-ovate, 40-100 x 25-70 mm, apex mucronate, obtuse to subacute, base rounded to truncate, green above, paler below, glabrous to thinly hairy, margin entire or ± sinÂuous; petiole 10-40 mm long. Inflorescences closely umbellate cymes, 3-12-flowered; peduncle 10-150 mm long; bracteoles 1-3 mm long, early deciduous; pedicels up to 20 mm long. Sepals unequal, subcoriaceous; outer ones triangular to oblong, 6-7 mm long, finely muriculate or verrucose on back; inner ones oblong to ovate, 7-8 mm long, smooth, with a broad, hyaline membranous edge; all someÂwhat accrescent and glabrous. Corolla glabrous; tube cylindrical, mauve with fine purple stria-tions outside, magenta inside except for a white zone below insertion of stamens, 20-40 mm long; limb funnel-shaped, pure white with yelÂlowish green, well-defined midpetaline areas, 25-35 mm wide, shallowl
