View source for Spirodela punctata

{{Treatment/ID
|accepted_name=Spirodela punctata
|accepted_authority=(G. Meyer) C. H. Thompson
|publications={{Treatment/Publication
|title=Rep. (Annual) Missouri Bot. Gard.
|place=9:28. 1898
|year=1898
}}
|special_status={{Treatment/ID/Special_status
|code=W
|label=Weedy
}}{{Treatment/ID/Special_status
|code=I
|label=Introduced
}}{{Treatment/ID/Special_status
|code=F
|label=Illustrated
}}
|basionyms={{Treatment/ID/Basionym
|name=Lemna punctata
|authority=G. Meyer
|rank=species
|publication_title=Prim. Fl. Esseq.,
|publication_place=262. 1818
}}
|synonyms={{Treatment/ID/Synonym
|name=Spirodela oligorrhiza
|authority=(Kurz) Hegelmaier
|rank=species
}}
|hierarchy=Lemnaceae;Spirodela;Spirodela punctata
|hierarchy_nav=<div class="higher-taxa"><div class="higher-taxon"><small>family</small>[[Lemnaceae]]</div><div class="higher-taxon"><small>genus</small>[[Spirodela]]</div><div class="higher-taxon"><small>species</small>[[Spirodela punctata]]</div></div>
|volume=Volume 22
|mention_page=
|treatment_page=page 145
}}<!--

--><span class="statement" id="st-undefined" data-properties=""><b>Roots </b>(1–)2–7(–12), to 7 cm, all perforating scale. <b>Fronds</b> obovate, flat or gibbous, 1.5–8 mm, 1.5–2 times as long as wide, apex mostly pointed, upper surface without red spot; veins (3–)5–7; distinct turions absent. <b>Flowers</b>: ovaries 1–2-ovulate. <b>Fruits</b> 0.8–1 mm, laterally winged to apex. <b>Seeds</b> with 10–15 distinct ribs. <b>2n</b> = 40, 46, 50</span><!--

-->{{Treatment/Body
|phenology=Flowering (rare) summer�early fall.
|habitat=Eutrophic, quiet waters, in warm-temperate to subtropical regions with mild winters
|elevation=0–900 m
|distribution=Ala.;Ariz.;Ark.;Calif.;D.C.;Fla.;Ga.;Ill.;Ky.;La.;Miss.;Mo.;N.C.;Okla.;Oreg.;Pa.;S.C.;Tenn.;Tex.;Va.;Wash.;South America;Asia;Africa;Atlantic Islands;Pacific Islands;Australia.
|introduced=true
|tables=
|references=
}}<!--

--><!--

-->{{#Taxon:
name=Spirodela punctata
|authority=(G. Meyer) C. H. Thompson
|rank=species
|parent rank=genus
|synonyms=Spirodela oligorrhiza
|basionyms=Lemna punctata
|family=Lemnaceae
|phenology=Flowering (rare) summer�early fall.
|habitat=Eutrophic, quiet waters, in warm-temperate to subtropical regions with mild winters
|elevation=0–900 m
|distribution=Ala.;Ariz.;Ark.;Calif.;D.C.;Fla.;Ga.;Ill.;Ky.;La.;Miss.;Mo.;N.C.;Okla.;Oreg.;Pa.;S.C.;Tenn.;Tex.;Va.;Wash.;South America;Asia;Africa;Atlantic Islands;Pacific Islands;Australia.
|introduced=true
|reference=None
|publication title=Rep. (Annual) Missouri Bot. Gard.
|publication year=1898
|special status=Weedy;Introduced;Illustrated
|source xml=https://bibilujan@bitbucket.org/aafc-mbb/fna-data-curation.git/src/bb6b7e3a7de7d3b7888a1ad48c7fd8f5c722d8d6/coarse_grained_fna_xml/V22/V22_162.xml
|genus=Spirodela
|species=Spirodela punctata
}}<!--

-->[[Category:Treatment]][[Category:Spirodela]]