Difference between revisions of "Cyperus setigerus"

Torrey & Hooker

Ann. Lyceum Nat. Hist. New York 3: 434. 1836.

Treatment appears in FNA Volume 23. Treatment on page 170. Mentioned on page 146, 168.
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name=Cyperus setigerus
 
name=Cyperus setigerus
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|authority=Torrey & Hooker
 
|authority=Torrey & Hooker
 
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|publication year=1836
 
|publication year=1836
 
|special status=
 
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|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f6b125a955440c0872999024f038d74684f65921/coarse_grained_fna_xml/V23/V23_278.xml
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|source xml=https://jpend@bitbucket.org/aafc-mbb/fna-data-curation.git/src/f50eec43f223ca0e34566be0b046453a0960e173/coarse_grained_fna_xml/V23/V23_278.xml
 
|genus=Cyperus
 
|genus=Cyperus
 
|subgenus=Cyperus subg. Cyperus
 
|subgenus=Cyperus subg. Cyperus

Revision as of 21:07, 16 December 2019

Herbs, perennial, rhizomatous. Culms trigonous, 50–100 cm × 2.5–3 mm, glabrous. Leaves V-shaped, 20–50 cm × 4–7 mm. Inflorescences: spikes loosely ovoid, 1.5–7 cm wide; rays 5–13, 1–21 cm; 2d order rays 0.5–3 cm; bracts 3–8, V-shaped, 5–50 cm × 2.5–5.6 mm; rachilla persistent, wings 0.4–0.6 mm wide. Spikelets 5–30, compressed, linear, (5–)12–40 × 1.5–2.2 mm; floral scales deciduous, 6–24, reddish brown to yellowish brown laterally, greenish medially, 5–7-ribbed, elliptic, 3–4 × 1.4–1.6 mm, apex obtuse. Flowers: anthers 1.5–2 mm; styles 2–2.3 mm; stigmas 2–3 mm. Achenes dark brown, sessile, oblong, 1.5 × 0.4–0.5 mm, apex apiculate, surfaces puncticulate.


Phenology: Fruiting summer.
Habitat: Ditches, croplands
Elevation: 100–1000 m

Distribution

V23 278-distribution-map.jpg

Kans., Mo., N.Mex., Okla., Tex.

Discussion

Selected References

None.

Lower Taxa

None.
... more about "Cyperus setigerus"
Gordon C. Tucker* +, Brian G. Marcks* +  and J. Richard Carter * +
Torrey & Hooker +
Kans. +, Mo. +, N.Mex. +, Okla. +  and Tex. +
100–1000 m +
Ditches, croplands +
Fruiting summer. +
Ann. Lyceum Nat. Hist. New York +
Undefined subg. Chlorocyperus +, Cyperus subg. Mariscus +  and Undefined subg. Papyrus +
Cyperus setigerus +
Cyperus subg. Cyperus +
species +