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Lythrum Linn., Sp. Pl. 446. 1753. Gen. Pl. ed. 5:205.1754; M. Bieb., Fl. Taur.-Cauc. 1:365.1808; Boiss., l.c. 738; Post, l.c. 320; Bailey, l.c. 1937; D.A. Webb in Tutin et al, Fl. Eur.2:300.1968; Pol. & Rech. f., l.c. 2; Chamberlain in Davis, Fl. Turk. 4:174. 1972.
Perennial or annual herbs, hygrophilous, glabrescent to tomentose. Upper leaves alternate. Inflorescence a terminal spike or spicate. Flowers usually trimorphically heterostylous, usually 6-merous. Hypanthium tubular, ribbed. Epicalyx present. Petals deep purple. Stamens 12, diplostaminous, inserted near the base of hypanthium, some or all exserted. Ovary bilocular, spindle-shaped; style exserted or included; longer or shorter than both whorls of the stamens, or longer than the inner whorl but shorter than the outer; stigma capitate-subglobose, papillose. Capsule included in the hypanthium, 2-valved, spindle-shaped. Seeds triangular.
Species c. 35, cosmopolitan. One species grows in Pakistan.
Lower Taxon
Related Synonym(s):
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