Aquatic and Wetland Vascular Plants of the Northern Great Plains
Elatinaceae - The Waterwort Family
Small, usually freely branched annuals of shores, flats or shallow water. Leaves simple, opposite, entire or glandular-serrate, with small membranous stipules. Flowers axillary, 1-few per axil, small and nonshowy, perfect, regular, hypogynous; sepals and petals (2)3 or 5 (in those included here); stamens numbering the same or 2X the number of petals; styles 3 or 5, ovary 3- or 5-celled. Fruit a capsule; seeds few to many, pitted.
| Lead | Characteristic | Go To |
| 1 | Plants glandular-pubescent; flowers 5-merous. | Genus Bergia |
| 1 | Plants glabrous; flowers (2)3-merous. | Genus Elatine |
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