Leaves several, loosely associated in a tuft, young ones sessile, the flowering ones developing a conspicuous stalk (petiolode) up to c. 35 mm. long, lamina linear-oblong to lanceolate, 5–15 × 1–5 cm., green above, purple-red below, margin coarsely crenate-dentate, apex obtuse, base cuneate.
Ovary c. 6 mm. long, pubescent with glandular and eglandular hairs; style c. 10 mm. long with similar indumentum, dorsoventrally compressed, the tip bent over; stigma stomatomorphic, papillose.
Stamens arising in middle third of corolla tube, filaments 5–6 mm. long, glandular above; anther lobes 1 mm. long, blue-black; staminodes conspicuous.
Perennial, all parts excluding corolla pilose with glandular and eglandular hairs.
Inflorescences 1 or 2 at junction of lamina and stalk, few-flowered.
Capsule 15–18 mm. long, crowned with persistent style.
Seeds 0.4–0.5 mm. long, reticulate.
Peduncles up to 45 mm. long.
Pedicels up to 22 mm. long.
Bracts inconspicuous.