Difference between revisions of "Cyperus iria"
Sp. Pl. 1: 45. 1753.
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|elevation=0–500 m | |elevation=0–500 m | ||
|distribution=Ala.;Ark.;Calif.;Conn.;Fla.;Ga.;Ill.;La.;Md.;Miss.;Mo.;N.Y.;N.C.;Okla.;S.C.;Tenn.;Tex.;Va.;W.Va.;Mexico;Central America;South America;Asia;Africa;Australia. | |distribution=Ala.;Ark.;Calif.;Conn.;Fla.;Ga.;Ill.;La.;Md.;Miss.;Mo.;N.Y.;N.C.;Okla.;S.C.;Tenn.;Tex.;Va.;W.Va.;Mexico;Central America;South America;Asia;Africa;Australia. | ||
| − | |discussion=<p>Cyperus iria was first recorded in the New World from the southeastern United States in the 1840s.</p> | + | |discussion=<p><i>Cyperus iria</i> was first recorded in the New World from the southeastern United States in the 1840s.</p> |
|tables= | |tables= | ||
|references= | |references= | ||
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|publication year=1753 | |publication year=1753 | ||
|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/V23/V23_267.xml |
|genus=Cyperus | |genus=Cyperus | ||
|subgenus=Cyperus subg. Cyperus | |subgenus=Cyperus subg. Cyperus | ||
Revision as of 16:06, 18 September 2019
Herbs, annual, cespitose. Culms trigonous, (5–)20–60 cm × (0.2–) 0.6–2.4 mm, glabrous. Leaves (1–)3–4, V-shaped, 15–40 cm × 3–6 mm. Inflorescences: spikes 2–5(–8), oblong to ovoid, 2–10 cm × 3–12 mm; rays 4–8, to 11 cm; bracts (4–)5(–7), ascending at 45°, V-shaped, (1.5–)8–30(–50) cm × 1–6 mm; rachilla persistent, wingless (successive floral scales 0.7–0.9 mm apart). Spikelets 10–30, compressed, linear to ellipsoid, 4–20 × 1.5–2.1 mm; floral scales deciduous, (2–)6–26, laterally brown to golden brown, edges clear, medially green, 5-ribbed, outermost ribs more noticeable than others, obovate to nearly orbiculate, 1.3–1.8 × 1.2–1.8 mm, margins emarginate, apex with mucro 0.05–0.12 mm. Flowers: stamens 2(–3); anthers (0.2–)0.3–0.4 mm, connective tips reddish, less than 0.1 mm; styles less than 0.1 mm; stigmas 0.2–0.4 mm. Achenes brown, slightly stipitate, obovoid, 1.2–1.4 × 0.5–0.7 mm, apex apiculate, surfaces puncticulate.
Phenology: Fruiting summer–fall (Jul–Oct).
Habitat: Damp to moderately dry, disturbed soils
Elevation: 0–500 m
Distribution
Ala., Ark., Calif., Conn., Fla., Ga., Ill., La., Md., Miss., Mo., N.Y., N.C., Okla., S.C., Tenn., Tex., Va., W.Va., Mexico, Central America, South America, Asia, Africa, Australia.
Discussion
Cyperus iria was first recorded in the New World from the southeastern United States in the 1840s.
Selected References
None.