Description

Key Characters:

Growth Form: Herbs with stolons and watery juice.

Stems:

Roots:

Leaves: Leaves simple. Opposite. Pinnately veined. Short petiolate, intra– and interpetiolar glands present. Stipules absent or vestigial.

Flowers: Flowers solitary or rarely in 2–flowered cymes, axillary. Flowers bisexual (perfect). Calyx small, quincuncial, without glands. Corolla violet, funnelform, tube cylindric, hairy or with scales at throat; lobes obliquely obovate, spreading, shorter than tube, overlapping to left. Stamens 5, inserted just below middle of corolla tube; filaments short; anthers dehiscing longitudinally. Disc glands 2, ligulate, alternating with ovaries. Pollen granular. Ovary superior; ovules 6–many; styles 1, filiform; pistil head ringlike, base stigmatic, apex densely hairy, 2-cleft and not stigmatic.

Fruit: Follicles 2; erect or spreading; cylindric; striate. Seeds glabrous; endosperm thick; radicle terete (cylindrical).

Ploidy:

Habitat:

Elevation Range: