Difference between revisions of "Azolla caroliniana"
Sp. Pl. 5(1): 541. 1810.
Illustrated
Treatment appears in FNA Volume 2. Treatment on page 341.
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| − | --><span class="statement" id="st- | + | --><span class="statement" id="st-undefined" data-properties=""><b>Plants </b>dark green or with margins of bright crimson or whole plants dark red, free-floating or forming multilayer mat to 4 cm thick under good conditions; plants infrequently fertile. <b>Stems</b> prostrate, 0.5–1 cm. <b>Largest</b> hairs on upper leaf lobe near stem with 2 or more cells; broad pedicel cell often 1/2 or more height of hair, apical cell curved, with tip nearly parallel to leaf surface. <b>Megaspores</b> without raised angular bumps or pits, densely and uniformly covered with tangled filaments.</span><!-- |
-->{{Treatment/Body | -->{{Treatment/Body | ||
|habitat=Stagnant or slow-moving water in ponds, lakes, marshess, swamps, and streams. | |habitat=Stagnant or slow-moving water in ponds, lakes, marshess, swamps, and streams. | ||
|distribution=Ont.;Ala.;Ark.;Conn.;Del.;Fla.;Ga.;Ill.;Ind.;Kans.;Ky.;La.;Md.;Mass.;Mich.;Mo.;Nebr.;N.J.;N.Y.;N.C.;Ohio;Okla.;Pa.;S.C.;S.Dak.;Tenn.;Tex.;Va.;W.Va.;Mexico;West Indies;South America;Europe;Asia. | |distribution=Ont.;Ala.;Ark.;Conn.;Del.;Fla.;Ga.;Ill.;Ind.;Kans.;Ky.;La.;Md.;Mass.;Mich.;Mo.;Nebr.;N.J.;N.Y.;N.C.;Ohio;Okla.;Pa.;S.C.;S.Dak.;Tenn.;Tex.;Va.;W.Va.;Mexico;West Indies;South America;Europe;Asia. | ||
| − | |discussion=<p>The sporophyte of Azolla caroliniana commonly survives throughout the year in temperate areas (with hard frosts and prolonged ice cover). It is the best adapted of all species for subsistence on mud. Azolla caroliniana is rarely collected with sporocarps.</p> | + | |discussion=<p>The sporophyte of <i>Azolla caroliniana</i> commonly survives throughout the year in temperate areas (with hard frosts and prolonged ice cover). It is the best adapted of all species for subsistence on mud. <i>Azolla caroliniana</i> is rarely collected with sporocarps.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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name=Azolla caroliniana | name=Azolla caroliniana | ||
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|authority=Willdenow | |authority=Willdenow | ||
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|publication title=Sp. Pl. | |publication title=Sp. Pl. | ||
|publication year=1810 | |publication year=1810 | ||
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| − | |source xml=https:// | + | |source xml=https://bitbucket.org/aafc-mbb/fna-data-curation/src/2e0870ddd59836b60bcf96646a41e87ea5a5943a/coarse_grained_fna_xml/V2/V2_675.xml |
|genus=Azolla | |genus=Azolla | ||
|species=Azolla caroliniana | |species=Azolla caroliniana | ||
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-->[[Category:Treatment]][[Category:Azolla]] | -->[[Category:Treatment]][[Category:Azolla]] | ||
Latest revision as of 20:24, 5 November 2020
Plants dark green or with margins of bright crimson or whole plants dark red, free-floating or forming multilayer mat to 4 cm thick under good conditions; plants infrequently fertile. Stems prostrate, 0.5–1 cm. Largest hairs on upper leaf lobe near stem with 2 or more cells; broad pedicel cell often 1/2 or more height of hair, apical cell curved, with tip nearly parallel to leaf surface. Megaspores without raised angular bumps or pits, densely and uniformly covered with tangled filaments.
Habitat: Stagnant or slow-moving water in ponds, lakes, marshess, swamps, and streams.
Distribution
Ont., Ala., Ark., Conn., Del., Fla., Ga., Ill., Ind., Kans., Ky., La., Md., Mass., Mich., Mo., Nebr., N.J., N.Y., N.C., Ohio, Okla., Pa., S.C., S.Dak., Tenn., Tex., Va., W.Va., Mexico, West Indies, South America, Europe, Asia.
Discussion
The sporophyte of Azolla caroliniana commonly survives throughout the year in temperate areas (with hard frosts and prolonged ice cover). It is the best adapted of all species for subsistence on mud. Azolla caroliniana is rarely collected with sporocarps.
Selected References
None.
Lower Taxa
None.