View source for Alternanthera philoxeroides

{{Treatment/ID
|accepted_name=Alternanthera philoxeroides
|accepted_authority=(Martius) Grisebach
|publications={{Treatment/Publication
|title=Abh. Königl. Ges. Wiss. Göttingen
|place=24: 36. 1879
|year=1879
}}
|common_names=Alligatorweed
|basionyms={{Treatment/ID/Basionym
|name=Bucholzia philoxeroides
|authority=Martius
|rank=species
|publication_title=Beitr. Amarantac.,
|publication_place=107. 1825
}}
|synonyms={{Treatment/ID/Synonym
|name=Achyranthes philoxeroides
|authority=(Martius) Standley
|rank=species
}}
|hierarchy=Amaranthaceae;Alternanthera;Alternanthera philoxeroides
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Amaranthaceae]]</div><div class="higher-taxon"><small>genus</small>[[Alternanthera]]</div><div class="higher-taxon"><small>species</small>[[Alternanthera philoxeroides]]</div></div>
|volume=Volume 4
|mention_page=page 449
|treatment_page=page 448
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Herbs,</b> perennial, aquatic to semiterrestrial, stoloniferous, to 50 dm. <b>Stems</b> prostrate, forming mats, often fistulose, glabrous. <b>Leaves</b> sessile; blade narrowly elliptic, elliptic, or oblanceolate, 3.5–7.1 × 0.5–2 cm, herbaceous, apex acute to obtuse, glabrous. <b>Inflorescences</b> terminal and axillary, pedunculate; heads white, globose, 1.4–1.7 cm diam.; bracts not keeled, less than 1/2 as long as tepals. <b>Flowers</b>: tepals monomorphic, white, lanceolate or oblong, 6 mm, apex acute, glabrous; stamens 5; pseudostaminodes ligulate. <b>Utricles</b> not seen. <b>Seeds</b> not seen.</span><!--

-->{{Treatment/Body
|phenology=Flowering early spring–summer.
|habitat=Ponds, ditches, streams, bayous
|elevation=0-200 m
|distribution=Ala.;Ark.;Calif.;Fla.;Ga.;Ill.;Ky.;La.;Miss.;N.C.;S.C.;Tenn.;Tex.;Va.;West Indies;native to South America.
|discussion=<p><i>Alternanthera</i> philoxerioides is said to reproduce only vegetatively in North America. I have seen no fruit or seed.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Alternanthera philoxeroides
|authority=(Martius) Grisebach
|rank=species
|parent rank=genus
|synonyms=Achyranthes philoxeroides
|basionyms=Bucholzia philoxeroides
|family=Amaranthaceae
|phenology=Flowering early spring–summer.
|habitat=Ponds, ditches, streams, bayous
|elevation=0-200 m
|distribution=Ala.;Ark.;Calif.;Fla.;Ga.;Ill.;Ky.;La.;Miss.;N.C.;S.C.;Tenn.;Tex.;Va.;West Indies;native to South America.
|introduced=true
|reference=None
|publication title=Abh. Königl. Ges. Wiss. Göttingen
|publication year=1879
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V4/V4_880.xml
|genus=Alternanthera
|species=Alternanthera philoxeroides
}}<!--

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