|University of California, Berkeley|
|Jepson eFlora: Taxon page
Key to families | Table of families and genera
Index to accepted names and synonyms:
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|Family: Hydrocharitaceae||View Description||Dichotomous Key|
|Genus:||View Description||Dichotomous Key|
|Species:||View Description||Dichotomous Key|
Habit: Perennial herb, submersed, rooted in mud; dioecious. Stem: slender, branched or not. Leaf: opposite below, crowded and in whorls of 3--6 above, sessile, finely to coarsely serrate. Staminate Inflorescence: axillary, sessile; flowers 2--4(5), 1 open at a time; bract slender. Pistillate Inflorescence: [axillary, sessile; flower 1; bract slender, +- tubular]. Staminate Flower: floating; pedicel elongate, peduncle-like, persistent on pl; stamens 9. Pistillate Flower: [floating; perianth tube elongate, peduncle-like; stigmas 3, 3--4-lobed].
Species In Genus: 2 species: South America. Etymology: (Latin: mythical water nymph) Note: Only staminate plants observed outside native range. Egeria najas Planch.
eFlora Treatment Author: Robert F. Thorne, C. Barre Hellquist & Robert R. Haynes
Jepson Online Interchange
Previous taxon: Hydrocharitaceae
Next taxon: Egeria densa
Citation for this treatment: Robert F. Thorne, C. Barre Hellquist & Robert R. Haynes 2017. Egeria, in Jepson Flora Project (eds.) Jepson eFlora, http://ucjeps.berkeley.edu/cgi-bin/get_IJM.pl?tid=9635, accessed on January 22, 2017.
Citation for the whole project: Jepson Flora Project (eds.) 2017. Jepson eFlora, http://ucjeps.berkeley.edu/IJM.html, accessed on January 22, 2017.