Epiphytic suffrutex, reaching 50 cm long. Stem sappy, pendent, hirsute. Leaves usually strongly unequal in a pair; petiole 0-1 cm long, hirsute; blade chartaceous when dry, oblanceolate, blade of large leaf in a pair 3-7.5 x 0.8-2.0 cm, margin crenate or serrate, apex blunt to acuminate, base attenuate, somewhat asymmetric, above velvety, below with shorter hairsFlowers solitary; epedunculate; pedicel 1.7-2 cm long, hirsute. Calyx reddish, lobes free, 4erect, subequal, lanceolate, 1-1.8 x 0.2-0.5 cm, dorsal one curved around spur, margin entire or 3-5-toothed, apex acute or acuminate, outside and inside hirsute; corolla oblique in calyx, creamy, yellowish at throat, 4.5-5 cm long, tube 3.5-4 cm long, base spurred, 0.5-1 cm wide, middle cylindric, throat 1-2 cm wide, outside appressed-tomentose, inside puberulent, limb 2-3.5 cm wide, lobes spreading, suborbicular, 0.5-1 x 0.7-1 cm, ventral lobe larger with margin fimbriate; stamens included, inserted near base of corolla; ovary ovoid, 0.2 x 0.15 cm, hirsute, style 1.5 cm long, glabrous, stigma capitate. Mature capsule subglobose, 0.5 x 0.4 cm.
Guyana present, Merume Mt present, Mt. Ayanganna present, Wokomung present
Known from a few localities in Guyana, Mt. Ayanganna, Wokomung and Merume Mt.; 7 collections studied (GU: 7).