View source for Pontederia

{{Treatment/ID
|accepted_name=Pontederia
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=1: 288. 1753
|year=1753
}}, {{Treatment/Publication
|title=Gen. Pl. ed.
|place=5, 140. 1754
|year=1754
}}
|common_names=Pickerel-weed
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Narukila
|authority=Adanson
}} {{Treatment/ID/Synonym
|name=Umsema
|authority=Rafinesque
}} {{Treatment/ID/Synonym
|name=Unisema
|authority=Rafinesque
}}
|hierarchy=Pontederiaceae;Pontederia
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Pontederiaceae]]</div><div class="higher-taxon"><small>genus</small>[[Pontederia]]</div></div>
|etymology=for Giulio Pontedera, 1688–1757, Italian botanist
|volume=Volume 26
|mention_page=page 37, 41
|treatment_page=page 45
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs,</b> annual or perennial, rooted in mud. <b>Vegetative</b> stems submersed and growing to surface, or rhizomatous. <b>Flowering</b> stems submersed and growing to surface, or emersed and slightly constricted just below first node. <b>Sessile</b> leaves forming basal rosette, blade thin. <b>Petiolate</b> leaves floating or emersed; blade cordate to reniform, apex obtuse to acuminate. <b>Inflorescences</b> spicate, commonly 50 or more-flowered, elongating over many days; spathes folded, apex acute to acuminate; peduncle glandular-pubescent or pilose. <b>Flowers</b> open 1 day only; perianth mauve, blue, or white, funnelform, limb lobes oblong to oblanceolate, glandular-pubescent or pilose, apex obtuse to acuminate; stamens 6, distal 3 shorter than proximal 3; filaments purple, glandular-pubescent; anthers yellow, ovoid to oblong; ovary 3-locular, only 1 developing to maturity; ovule 1; style 1 or more. <b>Fruits</b> utriculate, ovoid, with spinulose, dentate or smooth longitudinal ridges. <b>Seed</b> 1, ovoid, smooth.</span><!--

-->{{Treatment/Body
|distribution=Western Hemisphere.
|discussion=<p>Species 6 (1 in the flora).</p>
|tables=
|references={{Treatment/Reference
|id=fernald1925a
|text=Fernald, M. L. 1925. Pontederia versus Unisema. Rhodora 27: 76–81.
}}{{Treatment/Reference
|id=horn1987a
|text=Horn, C. N. and R. R. Haynes. 1987. Typification of Pontederia and its Linnaean species names (Pontederiaceae). Taxon 36: 621–625.
}}{{Treatment/Reference
|id=lowden1973a
|text=Lowden, R. M. 1973. Revision of the genus Pontederia L. Rhodora 75: 426–487.
}}{{Treatment/Reference
|id=whigham1982a
|text=Whigham, D. F. and R. L. Simpson. 1982. Germination and dormancy studies of Pontederia cordata L. Bull. Torrey Bot. Club 109: 524–528.
}}
}}<!--

--><!--

-->{{#Taxon:
name=Pontederia
|author=
|authority=Linnaeus
|rank=genus
|parent rank=family
|synonyms=Narukila;Umsema;Unisema
|basionyms=
|family=Pontederiaceae
|distribution=Western Hemisphere.
|reference=fernald1925a;horn1987a;lowden1973a;whigham1982a
|publication title=Sp. Pl.;Gen. Pl. ed.
|publication year=1753;1754
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V26/V26_14.xml
|genus=Pontederia
}}<!--

-->[[Category:Treatment]][[Category:Pontederiaceae]]