View source for Lemna perpusilla

{{Treatment/ID
|accepted_name=Lemna perpusilla
|accepted_authority=Torrey
|publications={{Treatment/Publication
|title=Fl. New York
|place=2: 245. 1843
|year=1843
}}
|common_names=Lenticule très petite
|basionyms=
|synonyms=
|hierarchy=Lemnaceae;Lemna;Lemna perpusilla
|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 perpusilla]]</div></div>
|volume=Volume 22
|mention_page=
|treatment_page=page 149
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Roots </b>to 3.5 cm, tip usually sharp pointed; sheath narrowly winged at base (wing 2–3 times as long as wide). <b>Stipes</b> white, small, often decaying. <b>Fronds</b> floating, 1 or 2–few, coherent in groups, ovate-obovate, flat, 1–4 mm, 1–1.7 times as long as wide, margins entire; veins 3, greatest distance between lateral veins near or distal to middle; 1 distinct papilla near apex on upper surface, 2–3 very distinct papillae above node; anthocyanin absent, no reddish color; 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> 0.7–1 mm, not winged. <b>Seeds</b> with 35–70 indistinct ribs, staying within fruit wall after ripening. <b>2n</b> = 40 (U), 42 (G).</span><!--

-->{{Treatment/Body
|phenology=Flowering (frequent) late spring–fall.
|habitat=Mesotrophic to eutrophic, quiet waters in temperate regions with relatively mild winters
|elevation=0–600 m
|distribution=Que.;Ark.;Conn.;Del.;D.C.;Ill.;Ind.;Iowa;Kans.;Ky.;Maine;Md.;Mass.;Minn.;Mo.;Nebr.;N.J.;N.Y.;N.C.;Ohio;Okla.;Pa.;R.I.;Tenn.;Tex.;Vt.;Va.;W.Va.;Wis.
|discussion=<p>I know of no specimens of <i>Lemna perpusilla</i> from Connecticut or New Hampshire.</p>
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Lemna perpusilla
|author=
|authority=Torrey
|rank=species
|parent rank=genus
|synonyms=
|basionyms=
|family=Lemnaceae
|phenology=Flowering (frequent) late spring–fall.
|habitat=Mesotrophic to eutrophic, quiet waters in temperate regions with relatively mild winters
|elevation=0–600 m
|distribution=Que.;Ark.;Conn.;Del.;D.C.;Ill.;Ind.;Iowa;Kans.;Ky.;Maine;Md.;Mass.;Minn.;Mo.;Nebr.;N.J.;N.Y.;N.C.;Ohio;Okla.;Pa.;R.I.;Tenn.;Tex.;Vt.;Va.;W.Va.;Wis.
|reference=None
|publication title=Fl. New York
|publication year=1843
|special status=
|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V22/V22_327.xml
|genus=Lemna
|species=Lemna perpusilla
}}<!--

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