View source for Lemna trisulca

{{Treatment/ID
|accepted_name=Lemna trisulca
|accepted_authority=Linnaeus
|publications={{Treatment/Publication
|title=Sp. Pl.
|place=2: 970. 1753
|year=1753
}}
|common_names=Lenticule trisulquée
|basionyms=
|synonyms=
|hierarchy=Lemnaceae;Lemna;Lemna trisulca
|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 trisulca]]</div></div>
|volume=Volume 22
|mention_page=
|treatment_page=page 148
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Roots </b>to 2.5 cm (sometimes not developed), tip pointed; sheath not winged. <b>Green</b> stalks 2–20 mm. <b>Fronds</b> submersed (except when flowering or fruiting), 3–50, coherent and very often forming branched chains, narrowly ovate, flat, thin, 3–15 mm (excluding stalk), 2–3.5 times as long as wide, base suddenly narrowed into green stalk, margins denticulate distally; veins (1 or) 3, lateral veins only in proximal part of frond; papillae absent; anthocyanin often present; air spaces shorter than 0.3 mm; turions absent. <b>Flowers</b>: ovaries 1-ovulate, utricular scale with narrow opening at apex. <b>Fruits</b> 0.6–0.9 mm, laterally winged toward apex. <b>Seeds</b> with 12–18 distinct ribs, staying within fruit wall after ripening. <b>2n</b> = 40, 42, 44, 60, 63, 80.</span><!--

-->{{Treatment/Body
|phenology=Flowering (rare) late spring–summer.
|habitat=Mesotrophic, quiet waters rich in calcium, in cool-temperate regions
|elevation=0–3000 m
|distribution=Alta.;B.C.;Man.;N.B.;N.W.T.;N.S.;Nunavut;Ont.;P.E.I.;Que.;Sask.;Yukon;Alaska;Ariz.;Ark.;Calif.;Colo.;Conn.;Idaho;Ill.;Ind.;Iowa;Kans.;Maine;Md.;Mass.;Mich.;Minn.;Mo.;Mont.;Nebr.;Nev.;N.H.;N.J.;N.Mex.;N.Y.;N.Dak.;Ohio;Oreg.;Pa.;R.I.;S.Dak.;Tenn.;Utah;Vt.;Va.;Wash.;W.Va.;Wis.;Wyo.;nearly worldwide;except arctic and antarctic regions and South America;in warm regions only in mountains.
|discussion=<p>The report of <i>Lemna trisulca</i> in Florida is dubious because the climate is too warm. The species may be temporarily introduced there by birds.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Lemna trisulca
|author=
|authority=Linnaeus
|rank=species
|parent rank=genus
|synonyms=
|basionyms=
|family=Lemnaceae
|phenology=Flowering (rare) late spring–summer.
|habitat=Mesotrophic, quiet waters rich in calcium, in cool-temperate regions
|elevation=0–3000 m
|distribution=Alta.;B.C.;Man.;N.B.;N.W.T.;N.S.;Nunavut;Ont.;P.E.I.;Que.;Sask.;Yukon;Alaska;Ariz.;Ark.;Calif.;Colo.;Conn.;Idaho;Ill.;Ind.;Iowa;Kans.;Maine;Md.;Mass.;Mich.;Minn.;Mo.;Mont.;Nebr.;Nev.;N.H.;N.J.;N.Mex.;N.Y.;N.Dak.;Ohio;Oreg.;Pa.;R.I.;S.Dak.;Tenn.;Utah;Vt.;Va.;Wash.;W.Va.;Wis.;Wyo.;nearly worldwide;except arctic and antarctic regions and South America;in warm regions only in mountains.
|reference=None
|publication title=Sp. Pl.
|publication year=1753
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V22/V22_187.xml
|genus=Lemna
|species=Lemna trisulca
}}<!--

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