Difference between revisions of "Spirodela punctata"
Rep. (Annual) Missouri Bot. Gard. 9:28. 1898.
WeedyIntroducedIllustrated
Basionym: Lemna punctata G. Meyer Prim. Fl. Esseq., 262. 1818
Synonyms: Spirodela oligorrhiza (Kurz) Hegelmaier
Treatment appears in FNA Volume 22. Treatment on page 145.
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|place=9:28. 1898 | |place=9:28. 1898 | ||
|year=1898 | |year=1898 | ||
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| + | |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 | |basionyms={{Treatment/ID/Basionym | ||
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|elevation=0–900 m | |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. | |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= | |tables= | ||
|references= | |references= | ||
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|publication title=Rep. (Annual) Missouri Bot. Gard. | |publication title=Rep. (Annual) Missouri Bot. Gard. | ||
|publication year=1898 | |publication year=1898 | ||
| − | |special status= | + | |special status=Weedy;Introduced;Illustrated |
| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V22/V22_162.xml |
|genus=Spirodela | |genus=Spirodela | ||
|species=Spirodela punctata | |species=Spirodela punctata | ||
Latest revision as of 21:29, 5 November 2020
Roots (1–)2–7(–12), to 7 cm, all perforating scale. Fronds 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. Flowers: ovaries 1–2-ovulate. Fruits 0.8–1 mm, laterally winged to apex. Seeds with 10–15 distinct ribs. 2n = 40, 46, 50
Phenology: Flowering (rare) summer�early fall.
Habitat: Eutrophic, quiet waters, in warm-temperate to subtropical regions with mild winters
Elevation: 0–900 m
Distribution
Introduced; 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.
Discussion
Selected References
None.
Lower Taxa
None.