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Genus :


Family :


Species of this Genus


Perennial, diffuse or erect herbs. Leaves exstipulate, opposite or alternate. Flowers solitary or in terminal cymes, usually showy. Sepals connate in a narrowly campanulate, 5-ribbed calyx, deeply 5-fid, lobes acute, often with scarious edges. Petals 5, connate in a salver-shaped corolla, tube slender, lobes equal, obovate, orbicular or obcordate. Stamens 5, included, unevently adnate to the corolla tube. Carpels 3, syncarpous, ovary superior, 3-locular, 1 or 2 ovules in each locule, styles simple with shortly 3-fid apex. Capsules ovoid, 3-valved.