Stems ca. 30 cm, glabrous. Leaves opposite; petiole 5-9 mm; leaf blade narrowly elliptic, 7-9 X 1.8-3.3 cm, papery to thin leathery, glabrous, adaxially drying smooth, abaxially not punctate, base cuneate, margin entire, apex acuminate; lateral veins indistinct. Cymes pseudoterminal, ca. 4-flowered; peduncle absent; bracts deciduous. Pedicel ca. 1.2 cm, puberulent. Calyx greenish, ca. 7 mm, 5-lobed from near to below middle; tube ca. 5 mm in diam. at mouth; lobes triangular to triangular-linear, 3.2-5 X 1-2 mm, outside puberulent. Corolla red, ca. 5.8 cm, outside puberulent, inside with sparse triangular hairs basally, without tufts of hairs, mouth not oblique; limb indistinctly 2-lipped; adaxial lip ca. 5 mm; abaxial lip slightly longer. Stamens exserted; filaments 2.8-3.5 cm; anthers coherent in pairs at apex, 2-2.5 mm; staminode ca. 1 mm. Ovary glabrous. Style puberulent. Fruit and seeds unknown. Fl. Jul.