Suffruticose terrestrial or epiphytic herbs; branches sparingly to densely pu-perulous. Principal leaves with blades elliptic to ovate, 8-15 cm long, 3.5-7.0 cm wide, ca. 2-2.5 times as long as wide, apically acute, basally cuneate to broadly rounded, marginally appearing entire but indistinctly repand-serrulate with 1-3 callose serrulations per cm, glabrate above with a few, scattered trichomes in the median groove, moderately to densely puberulent on the principal veins beneath; petioles puberulous, 1.5-3 cm long. Flowers 2-2.5 cm long; pedicels solitary in the upper leaf axils, erect to ascendant, slender, glabrous, ebracteolate, 2-3 cm long; hypanthium in anthesis cylindric to somewhat obconic, glabrous, basally acute, ca. 5 mm long, 3 mm in diameter; calyx lobes ovate to oblong, obtuse, en-tire, glabrous, 1.5-2.5 mm long, ca. 1-1.5 mm wide; corolla glabrous, greenish, the tube 10-13(-15) mm long, ca. 2.5 mm in diameter, the lobes narrowly oblong to ovate-oblong, the upper lobes 9-11 mm long, the lateral lobes ca. 7 mm long, the lowermost lobe 5-6 mm long; filament tube inconspicuously and finely pu-berulous, 22-25 mm long, the anthers externally sparingly to moderately pu-berulous, the two lowermost with a thin pilose fringe. Berries globose, ca. 6 mm in diameter, white.
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