Herbs, creeping to weakly ascending, to 18 cm tall; stems drying yellowish brown, subglabrous or with puberulent to strigillose lines. Leaves in subequal pairs; petiole 0.5-1.5 cm, glabrous; blade drying papery to membranous, leaden gray or olive-green adaxially, pale green or yellowed abaxially, cordiform to cordate-ovate, 0.8-2 × 0.7-1.5 cm, glabrous on both surfaces or puberulent adaxially, base cordate to subtruncate, margins entire, apex acute to somewhat obtuse; secondary veins 4-6 pairs; stipules caducous, not seen. Inflorescence congested-cymose, few or several flowered, densely hirtellous to pilosulous; peduncle 0.7-1.5 cm; axes reduced or shortly helicoid; bracts linear to linear-lanceolate, 4.5-6 mm, glabrous except sparsely ciliolate. Flowers reportedly distylous, subsessile, fragrant. Calyx puberulent; hypanthium turbinate, ca. 1 mm, weakly 5-ribbed; lobes oblong-lanceolate, in bud 1-2.5 mm and equal to unequal. Corolla pale yellow or reddish, tubular-funnelform, outside subglabrous; tube 9-10 mm, inside sparsely pilose; lobes ovate-triangular, ca. 2 mm, dorsally costate and with very short horn. Capsules ?mitriform, 2-2.5 × 6-7 mm, puberulent. Fl. early spring or Sep.
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