Schoenoplectus heterochaetus (Chase) Soják (Q3422)
Schoenoplectus heterochaetus is a taxon with the rank species within the section Schoenoplectus sect. Schoenoplectus
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Schoenoplectus heterochaetus (Chase) Soják
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Schoenoplectus heterochaetus is a taxon with the rank species within the section Schoenoplectus sect. Schoenoplectus
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Statements
taxon/id/Schoenoplectus heterochaetus (Chase) Soják
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Schoenoplectus heterochaetus (Chase) Soják
Schoenoplectus heterochaetus
(Chase) Soják
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-AB
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Packer, J.G. & A.J. Gould. 2017.Vascular Plants of Alberta. Part 1: Ferns, Fern Allies, Gymnospermes, and Monocots. University of Calgary Press, Calgary.
CA-MB
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Manitoba Checklist, 2002
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-QC
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Marie-Victorin, Fr. 1995. Flore laurentienne. 3e éd. Mise à jour et annotée par L. Brouillet, S.G. Hay, I. Goulet, M. Blondeau, J. Cayouette et J. Labrecque. Gaétan Morin éditeur. 1093 pp.
CA-AB
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CA-MB
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CA-ON
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CA-QC
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US-CA
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US-IL
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US-IA
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US-KS
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US-MA
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US-MI
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US-MN
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US-MO
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US-MT
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US-NE
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US-NY
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US-ND
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US-OK
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US-OR
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US-PA
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US-SD
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US-VT
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US-WI
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US-WY
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10–500(–2000) m
10 meter
500 meter
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Rhizomes 5–8 mm diam.;
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scales longer than internodes, disintegrating to fibers.
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Culms cylindric, 1.5–2.5 m × 4–8 mm.
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sheaths often separating from culm, resembling blade, sometimes reddish proximally, front membranous-translucent, splitting, and delicately pinnate-fibrillose, orifice adaxially deeply V-shaped;
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ligules entire, 1 mm;
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blades 1–2, thinly C-shaped to thin and dorsiventrally flat in cross-section, much shorter to longer than sheath, distal blade to 220 × 5 mm.
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Inflorescences 2× branched, open, plano to concavo-convex, to 9 cm;
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proximal bract usually erect, thickly C-shaped to subterete in cross-section, 1–15 cm, margins often scabridulous.
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Spikelets 5–30, solitary or rarely 2 together, 5–15 × 3–4 mm;
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scales light orangebrown to nearly colorless, usually obscurely lineolate-spotted, midribs often greenish, ovateoblong, 3–4 × 1.5 mm, sparsely reddish or straw-colored-scabrous distally on awn, sometimes midrib, and rarely adjacent parts of sides, margins ciliate, hairs contorted, flanks veinless, apex obtuse, notch 0.5 mm deep, awn straight to slightly contorted, 0.3–1 mm.
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Flowers: perianth members 4 (–5), brown, bristlelike, equaling achene body or adaxial and abaxial much shorter, sparsely retrorsely spinulose;
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Achenes dark graybrown, compressedtrigonous, obovoid, 2.2–3.2 × 1.4–1.9 mm;
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beak 0.3–1 mm. 2n = 38.
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light orangebrown
nearly colorless
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lineolate-spotted
usually obscurely
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