Subshrubs, erect, to 50 cm tall; stems weakly 4-angled to terete, glabrous except with 2 pilosulous to hirtellous lines. Leaves in subequal pairs; petiole 0.6-2 cm, glabrous or villosulous; blade drying papery or submembranous, adaxially olive-green, pale abaxially, lanceolate or narrowly lanceolate, 5-11 × 1-2 cm, glabrous on both surfaces or sometimes pilosulous along principal veins abaxially, base long cuneate, margins entire, apex acuminate; secondary veins 8 or 9 pairs; stipules caducous, not seen. Inflorescence cymose to somewhat congested-cymose, many flowered, 3-4.5 cm, subferruginous pilosulous; peduncle 1-2 cm; axes helicoid, up to 1 cm; bracteoles ensiform-linear or linear and acuminate, 1.5-3 mm. Flowers with biology unknown, subsessile or on pedicels to 1 mm. Calyx hispidulous; hypanthium compressed turbinate, ca. 1.3 mm, 5-ribbed; lobes ovate-triangular, 0.5-0.7 mm, usually with 1 gland in each sinus. Corolla purple, subtubular, glabrous outside, inside with white villous ring in upper part of tube and onto lobes; tube 10-11 mm; lobes broadly ovate or oblong-ovate, ca. 3 mm. Capsules unknown. Fl. Apr.
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