Cyperus lupulinus (Sprengel) Marcks (Q3255)
Cyperus lupulinus is a taxon with the rank species within the subgenus Cyperus subg. Juncellus
| Language | Label | Description | Also known as |
|---|---|---|---|
| English |
Cyperus lupulinus (Sprengel) Marcks
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Cyperus lupulinus is a taxon with the rank species within the subgenus Cyperus subg. Juncellus
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Statements
taxon/id/Cyperus lupulinus (Sprengel) Marcks
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Cyperus lupulinus (Sprengel) Marcks
Cyperus lupulinus
(Sprengel) Marcks
FNA Editorial Committee. 2002. Flora of North America north of Mexico. Volume 23: Cyperaceae. Oxford University Press, New York.
accepted
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CA-NB
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CA-NS
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CA-ON
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CA-QC
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US-AR
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US-CO
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US-CT
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US-DC
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US-DE
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US-GA
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US-ID
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US-IL
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US-IN
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US-IA
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US-KS
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US-KY
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US-ME
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US-MA
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US-MD
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US-MI
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US-MN
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US-MO
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US-NC
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US-NH
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US-NJ
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US-NY
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US-NE
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US-OH
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US-OR
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US-PA
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US-RI
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US-TN
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US-TX
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US-VA
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US-VT
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US-WV
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US-WI
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Herbs, perennial, cespitose, bases cormose;
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rhizomes knotted, beaded.
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Culms trigonous, (3–) 10–50 cm × 0.4–1.2 mm, glabrous.
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Leaves flat, 5–40 cm × 1–3.5 mm.
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Inflorescences: spikes rather densely ovoid to globose, 1.2–3.5 cm;
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rays 0 or 1–4, 1–6 cm;
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bracts 2–4, horizontal to reflexed, flat, 6–25 cm;
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Spikelets 15–60, compressed, oblong-lanceoloid, (3–) 6–22 × 2.5–4 mm;
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floral scales deciduous, 5–22, off-white to light reddish-brown, laterally 3–5-ribbed, ovate-elliptic, 2.5–4 × 2–2.6 mm, margins loosely spreading or clasping achene, apex entire to mucronate, mucro 0.05–0.2 mm.
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Flowers: anthers 0.3–0.6 mm;
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stigmas 1–1.5 mm.
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Achenes dark-brown or black, sessile, oblongellipsoid to ellipsoid, 1.7–2.2 × 0.8–1.2 mm, apex obtuse, apiculate, surfaces puncticulate.
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