Eleocharis geniculata (Linnaeus) Roemer & Schultes in J. J. Roemer et al. (Q3310)
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Eleocharis geniculata is a taxon with the rank species within the series Eleocharis ser. Maculosae
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Eleocharis geniculata (Linnaeus) Roemer & Schultes in J. J. Roemer et al.
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Eleocharis geniculata is a taxon with the rank species within the series Eleocharis ser. Maculosae
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Statements
taxon/id/Eleocharis geniculata (Linnaeus) Roemer & Schultes
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Eleocharis geniculata (Linnaeus) Roemer & Schultes
Eleocharis geniculata
(Linnaeus) Roemer & Schultes
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-BC
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Klinkenberg, B. (ed.). 2010+. E-Flora BC: Electronic Atlas of the Plants of British Columbia. Lab. for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver, B.C. http://www.eflora.bc.ca http://www.eflora.bc.ca/
CA-ON
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Newmaster, S.G. & S. Ragupathy. 2005. Flora Ontario - Integrated Botanical Information System (FOIBIS), Phase I. University of Guelph, Canada. http://www.uoguelph.ca/foibis http://www.uoguelph.ca/foibis/
CA-ON
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US-AL
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US-AZ
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US-CA
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US-FL
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US-GA
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US-IL
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US-IN
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US-LA
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US-MI
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US-MS
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US-NE
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US-NV
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US-NM
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US-OH
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US-OK
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US-PA
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US-TX
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Plants tufted, without creeping rhizomes.
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Culms to 45 cm × 0.2–1 mm.
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Leaves: distal leaf-sheaths persistent, firm, distally tightly sheathing, apex acute.
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Spikelets orbicular to ovoid, 1–9 × 1–4 mm, apex rounded to acute;
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proximal scale without flower, not amplexicaulous;
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floral scales to 125, 11–14 per mm of rachilla, tightly appressed, dark redbrown to stramineous, ovate to elliptic, 0.8–3 × 0.6–2 (–2.3) mm, membranous to cartilaginous, apex rounded to acute.
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Flowers: perianth bristles (0–) 4–8, typically 7, redbrown, rarely whitish, vestigial to much exceeding tubercle, typically equaling achene, spinules few to dense;
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Achenes brown ripening to black, biconvex, orbicular to obpyriform, 0.5–1.1 × 0.3–0.7 mm, apex rarely constricted proximal to tubercle, very finely reticulate at 40X.
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Tubercles stramineous to whitish, umbonate to subconic, 0.2–0.4 × 0.2–0.5 mm, apex rounded to acute.
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