7153.000 Priva Adans.

Erect or ascending subscabrid perennial herbs. Leaves opposite or subopposite, simple. Inflorescence spike-like. Bracts small. Calyx tubular, 5-ribbed, with 4-5 mostly short teeth, persistent, enlarging and covering the fruit, usually contracted and ± beaked at the mouth. Corolla limb ± 2-lipped, with 5 unequal lobes. Fertile stamens 4, didynamous. Ovary 4-locular. Fruit eventually splitting into 2 subspherical cocci.

Worldwide: 20 species in tropical and warm zones

Botswana: 2 taxa.