View source for Egeria

{{Treatment/ID
|accepted_name=Egeria
|accepted_authority=Planchon
|publications={{Treatment/Publication
|title=Annales des Sciences Naturelles, Botanique
|place=sér. 3, 11: 79. 1849
|year=1849
}}
|common_names=South American elodea
|basionyms=
|synonyms=
|hierarchy=Hydrocharitaceae;Egeria
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Hydrocharitaceae]]</div><div class="higher-taxon"><small>genus</small>[[Egeria]]</div></div>
|etymology=Latin egeri, a nymph, in reference to aquatic habitat
|volume=Volume 22
|mention_page=
|treatment_page=
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>perennial, of fresh waters. <b>Rhizomes</b> and stolons absent. <b>Erect</b> stems rooted in substrate, branched or unbranched, elongate. <b>Leaves</b> cauline, in whorls of 5 or more [opposite], submersed, sessile; blade linear, base sloping to stem, apex obtuse; midvein without rows of lacunae along side(s), blade uniform in color throughout;; abaxially surface without prickles or aerenchyma; intravaginal squamules entire. <b>Inflorescences</b> 1-flowered, sessile; spathes not winged. <b>Flowers</b> unisexual, staminate and pistillate on different plants, projected to surface by slender, elongate floral tube base, pedicellate; petals white. <b>Staminate</b> flowers: filaments distinct; anthers linear; pollen in monads. <b>Pistillate</b> flowers: ovary 1-locular; styles 3, not 2-fid. <b>Fruits</b> ovoid, smooth, dehiscing irregularly. <b>Seeds</b> fusiform, mucilaginous.</span><!--

-->{{Treatment/Body
|distribution=North America;Central America;South America;Eurasia;Africa;Australia.
|introduced=true
|discussion=<p>Species 2 (1 in the flora).</p>
|tables=
|references={{Treatment/Reference
|id=cook1984c
|text=Cook, C. D. K., and K. Urmi-König. 1984b. A revision of the genus Egeria (Hydrocharitaceae). Aquatic Bot. 19: 73--96. St.
}}{{Treatment/Reference
|id=john1961a
|text=John, H. 1961. Monograph of the genus Egeria Planchon. Darwiniana 12: 293--307.
}}
}}<!--

--><!--

-->{{#Taxon:
name=Egeria
|authority=Planchon
|rank=genus
|parent rank=family
|synonyms=
|basionyms=
|family=Hydrocharitaceae
|distribution=North America;Central America;South America;Eurasia;Africa;Australia.
|introduced=true
|reference=cook1984c;john1961a
|publication title=Annales des Sciences Naturelles, Botanique
|publication year=1849
|special status=
|source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V22/V22_44.xml
|genus=Egeria
}}<!--

-->[[Category:Treatment]][[Category:Hydrocharitaceae]]