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Project Name Data (Last Modified On 10/16/2012)
 

Flora Data (Last Modified On 10/16/2012)
Family ALISMATACEAE
Description Annual or perennial, acaulescent, aquatic or marsh herbs. Leaves basal, usually cordate or sagittate. Flowering scapes erect or floating, simple or branched. Flowers perfect or unisexual, whorled, regular, borne in terminal racemes or panicles. Sepals 3, separate, green, persistent. Petals 3, separate, deciduous, white or pink. Stamens 6 or more, the filaments separate. Carpels separate, few or numerous, 1-celled, containing 1 to several ovules; fruit a cluster of achenes.
Key a. Flowers all perfect I. ECHINODORUS aa. Flowers polygamous, monoecious or dioecious, the lower perfect or pistillate, the upper staminate. b. Lower flowers perfect _ - - _ - _ - - _ - 2. LOPHOTOCARPUS bb. Lower flowers pistillate - - - _ - - ---- 3. SAGITTARIA
 
 
 
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