View source for Lemna aequinoctialis

{{Treatment/ID
|accepted_name=Lemna aequinoctialis
|accepted_authority=Welwitsch
|publications={{Treatment/Publication
|title=Bol. Ann. Cons. Ultramar. (Portugal)
|place=55: 578. 1859
|year=1859
}}
|special_status={{Treatment/ID/Special_status
|code=W
|label=Weedy
}}{{Treatment/ID/Special_status
|code=F
|label=Illustrated
}}
|basionyms=
|synonyms={{Treatment/ID/Synonym
|name=Lemna paucicostata
|authority=Hegelmaier
|rank=species
}}
|hierarchy=Lemnaceae;Lemna;Lemna aequinoctialis
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Lemnaceae]]</div><div class="higher-taxon"><small>genus</small>[[Lemna]]</div><div class="higher-taxon"><small>species</small>[[Lemna aequinoctialis]]</div></div>
|volume=Volume 22
|mention_page=
|treatment_page=page 149
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Roots </b>to 3 cm; tip usually sharp pointed; sheath winged at base (wing 1–2.5 times as long as wide). <b>Stipes</b> small, white, often decaying. <b>Fronds</b> floating, 1 or 2–few, coherent in groups, ovate-lanceolate, flat, 1–6 mm, 1–3 times as long as wide, margins entire; veins 3, greatest distance between lateral veins near or proximal to middle; 1 often very distinct papilla near apex on upper surface and 1 above node; anthocyanin absent, no reddish color; largest air spaces much shorter than 0.3 mm; distinct turions absent. <b>Flowers</b>: ovaries 1-ovulate, utricular scale open on 1 side. <b>Fruits</b> 0.5–0.8 mm, not winged. <b>Seeds</b> with 8–26 distinct ribs, falling out of fruit wall after ripening. <b>2n</b> = 40, 42, 50, 60, 80, 84.</span><!--

-->{{Treatment/Body
|phenology=Flowering (frequent) spring–fall.
|habitat=Mesotrophic to eutrophic, quiet waters in warm-temperate to tropical regions
|elevation=0–1300 mm
|distribution=Ala.;Ariz.;Ark.;Calif.;Fla.;Ga.;Ill.;Ind.;Iowa;Kans.;Ky.;La.;Miss.;Mo.;Nebr.;N.Mex.;N.C.;Okla.;S.C.;Tenn.;Tex.;Va.;Wis.;West Indies;Central America;South America;s Eurasia;Africa;Atlantic Islands;Indian Ocean Islands;Pacific Islands;Australia.
|discussion=<p>Some authors did not distinguish between <i>Lemna aequinoctialis</i> and <i>L. perpusilla</i> and used the latter name for both species.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Lemna aequinoctialis
|authority=Welwitsch
|rank=species
|parent rank=genus
|synonyms=Lemna paucicostata
|basionyms=
|family=Lemnaceae
|phenology=Flowering (frequent) spring–fall.
|habitat=Mesotrophic to eutrophic, quiet waters in warm-temperate to tropical regions
|elevation=0–1300 mm
|distribution=Ala.;Ariz.;Ark.;Calif.;Fla.;Ga.;Ill.;Ind.;Iowa;Kans.;Ky.;La.;Miss.;Mo.;Nebr.;N.Mex.;N.C.;Okla.;S.C.;Tenn.;Tex.;Va.;Wis.;West Indies;Central America;South America;s Eurasia;Africa;Atlantic Islands;Indian Ocean Islands;Pacific Islands;Australia.
|reference=None
|publication title=Bol. Ann. Cons. Ultramar. (Portugal)
|publication year=1859
|special status=Weedy;Illustrated
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/bb6b7e3a7de7d3b7888a1ad48c7fd8f5c722d8d6/coarse_grained_fna_xml/V22/V22_544.xml
|genus=Lemna
|species=Lemna aequinoctialis
}}<!--

-->[[Category:Treatment]][[Category:Lemna]]