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Genus :


Family :



Annual or perennial herbs or subshrubs. Leaves alternate, entire or repand. Flowers pedicellate, axillary, solitary or 2-3 together. Calyx campanulate, minutely 5-toothed or subentire, much shorter than fruit. Corolla rotate, valvate. Stamens adnate nearly to the base of corolla tube. Filaments short, anthers with longitudinal dehiscence. Ovary 2-celled, rarely 3-celled, stigmas subcapitate. Fruits globose or elongated or irregular shaped, many-seeded berry. Seeds discoid, smooth or subscabrous.

Key to the species

Serial Key Reference
1a. Flowers solitary, erect or reflexed, white or purple; fruits usually longer than pedicels, erect, spreading or pendant C. annum
1b. Flowers 2 or more together, erect, greenish-white; fruits usually shorter than pedicels, always erect C. frutescens