Habit: Annual, perennial herb, generally submersed, emergent, or on wet ground.
Stem: +- erect, slender, elongate, +- spreading, rooting at nodes or stout.
Leaf: alternate, linear, sessile, or +- in basal rosettes, +- ovate [cordate, reniform]; petiole 0 or not inflated, generally > blade.
Inflorescence: generally 1-flowered.
Flower: +- radial or bilateral; perianth salverform, lobes 6; stamens 3, alike or of 2 sizes, shapes, anthers coiled or not; ovary 1-chambered.
Species In Genus: +- 12 species: tropics, temperate America, Africa.
Etymology: (Greek: different, anther, from unequal anthers of most species)
Note: Flowers developed underwater generally cleistogamous;
Heteranthera rotundifolia (Kunth) Griseb. (flowers peduncled; leaves generally not in basal rosette; closely related to
Heteranthera limosa) a weed in rice fields in Butte, Yuba cos., possibly elsewhere.
Jepson eFlora Author: Charles N. Horn & Elizabeth McClintock
Index of California Plant Names (ICPN; linked via the Jepson Online Interchange)Key to Heteranthera
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