Carex ormostachya Wiegand (Q278)
Carex ormostachya is a taxon with the rank species within the section Carex sect. Laxiflorae
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Carex ormostachya Wiegand
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Carex ormostachya is a taxon with the rank species within the section Carex sect. Laxiflorae
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Statements
taxon/id/Carex ormostachya Wiegand
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Carex ormostachya Wiegand
Carex ormostachya
Wiegand
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-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-NB
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Hinds, H.R. 2000. Flora of New Brunswick : a manual for the identification of the vascular plants of New Brunswick. 2nd edition. Biology Department, University of New Brunswick, Fredericton. 699 pp.
CA-NS
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Munro, M. 2009. (pers. comm.)
CA-NB
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CA-ON
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CA-QC
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US-CT
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US-ME
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US-MA
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US-MI
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US-MN
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US-NY
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US-PA
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Culms densely tufted, central, erect or ascending, 28–44 cm × 1.4–1.8 mm.
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Leaves: basal sheaths purple or slightly purple;
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blades erect or ascending, green or yellow-green, midrib developed adaxially, 2 lateral-veins developed abaxially, flat, 12–28 cm × 3.5–12 mm, overwintering dead leaves lateral to new clumps, smooth adaxially.
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Inflorescences: peduncles of lateral spikes 0–6.4 cm;
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of terminal spike 0.2–2.6 cm.
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Bracts 1.4–12.4 cm × 1–6 mm, angles of bract sheath smooth or minutely papillose, bract blade of distal lateral spikes linear.
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Spikes 4 (–5) per culm;
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lateral spikes (15–) 19–33 × 3.4–4 mm;
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internodes in proximalmost spikes 3.3–14 mm;
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terminal spike linear, 6–25 × 2–3 mm.
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Pistillate scales 2.8–3 × 2–2.4 mm, apex apiculate or aristate.
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Staminate scales oblong-ovate, 3.5–4.5 × 0.8–1.2 mm, margins hyaline or brownish, apex obtuse or acute.
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Anthers 2.4–2.8 mm.
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Perigynia 6–18 per spike, separate or loosely overlapping, finely, conspicuously (22–) 25–32-veined, broadly obovate, 2.2–3.3 × 1.2–1.6 mm;
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beak curved, 0.1–0.3 mm.
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Achenes ovoid, 2–2.8 × 1–1.4 mm.
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(22-)25-32-veined
finely; conspicuously
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