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Genus :

WOLFFIA

Family :

LEMNACEAE

Species of this Genus

Description


Very minute aquatic herbs, free floating. Frond 1 or 2, coherent together, symmetric, globose, ovoid or boat-shaped, never reddish, margins entire, or papillate, nerves and roots absent. Budding pouch basal, median, funnel-shaped, with circular opening and with a rudimentary stipe. Inflorescence 1, dorsal, consisting of a cavity containing 1 male and 1 female flower, without a spathe, proterogynic. Stamen 1, anther unilocular. Female flower consisting of a globular ovary with a short persistent style. Ovule 1, orthotropous. Fruit globular. Seed 1, globose or slightly compressed, smooth.