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Genus :

RUPPIA

Family :

RUPPIACEAE

Species of this Genus

Description


Submerged, slenderly branched brackish-water plants. Leaves elongate, filiform with stipule-like sheaths. Flowers minute, bisexual, 2-6 together within a leaf-sheath, on an ultimately elongating, straight or spirally twisted peduncle. Perianth absent. Stamens 2, anthers sessile, opposite, 2-celled. Carpels 4, 1-ovuled, ovule pendulous, stigmas sessile. Fruits of 4 stipitate, ovoid, obtuse or beaked achenes. Seeds uncinate, embryo straight, endosperm absent.