Herbs annual, chlorophyllous, glabrous. Stems erect or decumbent. Leaves cauline, opposite, sometimes also basal. Inflorescences: solitary flowers or 2–5-flowered, irregular or ± dichasial cymes. Flowers 4-merous; calyx tubular, lobes longer than tube, connate, 2 outer lobes wider than inner [not connate, all equal]; corolla yellow, salverform, glabrous, lobes shorter, abruptly spreading at summit of tube, margins entire, plicae between lobes absent; stamens inserted in corolla sinuses; anthers distinct, remaining straight; style deciduous, erect, distinct, cleft 1 mm or less [not cleft]; ovary short-stipitate; stigmas 2; nectaries absent. Capsules widely ellipsoid. x = 13.

Distribution

United States, South America, Europe, introduced in Australia.

Discussion

Species 2 (1 in the flora).

The name Cicendia was long misapplied to the European genus Exaculum Caruel, and the genus described here was called Microcala Hoffmannsegg & Link.

Selected References

None.

Lower Taxa

Cicendia quadrangularis