Epiphytic herb, 75 cm high. Stem subwoody at base, succulent above, erect?, appressed-pubescent at apex. Leaves subequal in a pair; petiole 1-5 cm long, sparsely appressed-pubescent; blade papyraceous to chartaceous when dry, narrowly elliptic, 10-40 x 4-11 cm, margin obscurely dentate, apex acuminate, base obliquely long-cuneate, above sparsely appressed-pubescent, below more densely appressed pubescent. Flowers solitary to several; epedunculate; bracts white, spotted with red, smaller than calyx lobes; pedicel ca. 1-1.5 cm long, appressed-pubescent. Calyx white, with red dots along margin, lobes free, erect, equal or subequal, ovate, 2.6 x 1.3 cm, margin repand-serrate, apex obtuse, outside and inside sparsely pubescent; corolla oblique in calyx, yellow with red markings inside, white outside, ca. 4 cm long, tube nearly cylindric at base, funnelform towards apex, 2.6 cm long, base spurred, 0.4-0.5 cm wide, middle widening towards throat, throat ventrally somewhat ventricose near limb, 1.8 cm wide, outside scattered pubescent, inside partially pubescent, limb ca. 2.5 cm wide, lobes subequal, spreading, suborbicular, 0.7-0.8 x 0.7-0.9 cm, margin subentire; stamens included, inserted at 0.3 cm from base of corolla tube; ovary ovoid, 0.6 x 0.4 cm, tomentose, style 2 cm long, hirto-pilose, stigma obscurely 2-lobed. Mature capsule ovoid, 1.5 x 0.9 cm, green to light brown.
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