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Project Name Data (Last Modified On 1/11/2013)

Flora Data (Last Modified On 1/11/2013)
PlaceOfPublication Gen. P1., ed. 5, 55. 1754.
Synonym Isnardia L., Gen. P1., ed. 5, 56. 1754.
Description Mostly perennial herbs with opposite or alternate leaves and solitary axillary flowers or, by reduction of upper leaves, terminal spikes or heads. Flowers normally 4-merous, the stamens as many as the sepals and with relatively short filaments. Petals often small or wanting; if conspicuous, usually early deciduous. Floral tube not prolonged beyond the ovary. Bracteoles lacking to quite well developed. Sepals persistent; summit of ovary truncate or flattish, or crowned with pyramidal to depressed persistent 4-lobed base of style (stylopodium); style short; stigma capitate to somewhat 4-lobed. Capsule subspheric to obpyramidal, elongate, angled or subterete, dehiscing by a terminal pore or longitudinally. Seeds many, naked with evident raphe and multiseriate in each cell, or rarely enclosed in endo- carp and uniseriate.
Habit herb
Distribution A genus of ca. 35 species of wet warm places in Old and New Worlds.
Key a. Petals lacking or minute; leaves petioled; floating or creeping plants ....... 1. L. PALUSTRIS aa. Petals conspicuous; leaves subsessile; plants decumbent or ascending. 2. L. VERTICILLATA
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