Terrestrial shrub, 1.5-6 m tall. Stem woody, erect, internodes tomentose to glabrescent. Leaves unequal in a pair; petiole 0.5-3.2 cm long, tomentose; blade papyraceous when dry, lanceolate to elliptic or oblanceolate, larger blade 3.4-14.0 x 1.5-5.0 cm, margin entire or remotely denticulate, apex acuminate, base cuneate, above sparsely strigillose, below tomentose along veins. Flowers in umbellate or subcymose, 1-3-flowered inflorescences; peduncle (2.5-) 5-7 cm long, tomentose; pedicel 1.5-2 cm long, subtomentose Calyx subcampanulate, greenish-yellow, lobes nearly free, tube ca. 0.1 cm long, 4 lobes subequal, with dorsal lobe curved around corolla spur and narrower, all lanceolate to oblong, 0.4-0.7 x 0.2-0.4 cm, margin entire, apex acute and recurved, outside strigillose, inside puberulous; corolla strongly oblique in calyx, bright yellow, 3.5-4 cm long, tube cylindric, 3-4 cm long, base with a spur, 0.5 cm wide, middle not ventricose, throat not constricted, 1 cm wide, outside pilosulous, inside with a ring of glandular hairs in throat, limb ca. 1.5 cm wide, lobes subequal, spreading, lobes reflexed, orbicular, 0.4 x ca. 0.4 cm, margin entire; stamens included or slightly exserted, inserted ca. 0.8 cm above corolla base; ovary ovoid, 0.5 x 0.35 cm, densely strigillose to pilosulous, style 3-3.5 cm long, densely strigillose, stigma 2-lobed. Mature berry greenish with red pericarp, globose, 1-1.1 x 1-1.1 cm.
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