Difference between revisions of "Alternanthera pungens"
in A. von Humboldt et al., Nov. Gen. Sp. 2: 206. 1818.
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|elevation=0-1500 m | |elevation=0-1500 m | ||
|distribution=Ala.;Fla.;La.;N.Y.;Tex.;West Indies;South America. | |distribution=Ala.;Fla.;La.;N.Y.;Tex.;West Indies;South America. | ||
| − | |discussion=<p>Alternanthera pungens was long known as A. repens (Linnaeus) Link, a later homonym of A. repens J. F. Gmelin.</p> | + | |discussion=<p><i>Alternanthera pungens</i> was long known as <i>A. repens</i> (Linnaeus) Link, a later homonym of <i>A. repens</i> J. F. Gmelin.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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|publication year=1818 | |publication year=1818 | ||
|special status= | |special status= | ||
| − | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/ | + | |source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/8f726806613d60c220dc4493de13607dd3150896/coarse_grained_fna_xml/V4/V4_886.xml |
|genus=Alternanthera | |genus=Alternanthera | ||
|species=Alternanthera pungens | |species=Alternanthera pungens | ||
Revision as of 18:31, 18 September 2019
Herbs, perennial, 3–8 dm. Stems prostrate, villous. Leaves sessile; blade oval to obovate, usually as broad as long, 1.3–3 × 1.1–1.7 cm, apex rounded, pilose, glabrate. Inflorescences axillary, sessile; heads stramineous, globose to ovoid, 0.6–1 × 0.6–0.7 cm; bracts equaling tepals, apex attenuate. Flowers: tepals dimorphic, stramineous, lanceolate, 5–7 mm, apex acuminate, spinose tipped, sparsely villous, hairs barbed; stamens 5; anthers 3–5, globose; pseudostaminodes triangular, shorter than filaments, margins dentate. Utricles included within tepals, brown, compressed, 1.8 mm, apex truncate. Seeds lenticular, 1.3–1.5 mm.
Phenology: Flowering summer–fall.
Habitat: Waste grounds, cleared limestone areas
Elevation: 0-1500 m
Distribution
Ala., Fla., La., N.Y., Tex., West Indies, South America.
Discussion
Alternanthera pungens was long known as A. repens (Linnaeus) Link, a later homonym of A. repens J. F. Gmelin.
Selected References
None.