Difference between revisions of "Eleocharis equisetoides (Elliott) Torrey (Q3325)"
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Latest revision as of 12:37, 24 June 2022
Eleocharis equisetoides is a taxon with the rank species within the subgenus Eleocharis subg. Limnochloa
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Eleocharis equisetoides (Elliott) Torrey
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Eleocharis equisetoides is a taxon with the rank species within the subgenus Eleocharis subg. Limnochloa
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Statements
taxon/id/Eleocharis equisetoides (Elliott) Torrey
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Eleocharis equisetoides (Elliott) Torrey
Eleocharis equisetoides
(Elliott) Torrey
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-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-CA
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US-CT
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US-FL
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US-GA
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US-IN
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US-LA
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US-MD
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US-MA
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US-MI
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US-MS
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US-MO
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US-NY
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US-NC
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US-RI
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US-SC
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US-TX
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US-VA
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US-WI
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10–500 m
10 meter
500 meter
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rhizomes 2–4 mm thick, soft to firm, longer internodes 2–8 cm, scales persistent, 7–8 mm, membranous, tubers absent.
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Culms terete, 50–100 cm × 5–8.4 mm, soft to firm, obscurely to clearly septate-nodulose throughout, internally hollow with complete transverse septa, closer together near the spikelet;
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plants never forming filiform, flaccid culms.
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Leaves: distal leaf-sheaths persistent, membranous to thinly papery, apex acute to slightly acuminate.
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Spikelets not proliferous, 20–45 × 4–5 (–8) mm;
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proximal scale empty, amplexicaulous, (2–) 2.8–4.9 mm;
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floral scales 85–160, 1–3 per mm of rachilla, stramineous to pale-brown, usually with pale to dark-brown submarginal band, obovate to oblong, (4.8–) 5.2–7 × 3–4.4 mm, cartilaginous, often membranous toward margins, margins broadly translucent, membranous, apex rounded to obtuse.
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Flowers: perianth bristles 3–8, stramineous to reddish, slender, vestigial to 2.5 mm, shorter than to equaling achene, smooth or obscurely retrorsely spinulose;
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anthers stramineous to red-striated, 2.6–3.2 mm;
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Achenes yellowish to reddish-brown, obovoid, biconvex to obscurely compressed trigonous, 1.8–2.3 × 1.4–1.9 mm, obscurely sculptured or sometimes partially smooth at 10–15X, each face with 20–40 rows of linear, transversely elongated cells, lines separating cells obscure, apex with very short neck 0.6–0.8 mm wide.
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Tubercles dark-brown, lamelliform, high-deltoid, 0.6–1.1 × 0.5–0.7 mm.
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septate-nodulose
obscurely to clearly; throughout
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biconvex
obscurely compressed
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smooth
sometimes partially; sometimes partially
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