Subshrubs or perennial herbs to 1 m tall, erect or decumbent. Young stems puberulent. Leaves obovate or elliptic, 2.5-9 X 1-3.5 cm, herbaceous, apex minutely apiculate; lateral veins 7-11 pairs. Corolla red to pink or white and then mostly with a pink or less often yellow eye; tube 2.5-3 cm, pilose inside, throat villous; lobes broadly obovate, 1.2-2 cm. Follicles 2-3.8 cm X ca. 3 mm. Fl. spring-autumn. 2n = 16.