Carex muskingumensis Schweinitz (Q342)
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Carex muskingumensis is a taxon with the rank species within the section Carex sect. Ovales
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Carex muskingumensis Schweinitz
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Carex muskingumensis is a taxon with the rank species within the section Carex sect. Ovales
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taxon/id/Carex muskingumensis Schweinitz
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Carex muskingumensis Schweinitz
Carex muskingumensis
Schweinitz
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-AR
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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-MI
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US-MN
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US-MO
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US-OH
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US-OK
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US-TN
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US-WI
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CA-MB
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Manitoba Checklist, 2002
100–400 m
100 meter
400 meter
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Plants densely cespitose.
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vegetative culms conspicuous, with spreading leaf-blades evenly along stem.
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Leaves: sheaths adaxially green-veined to within 3 mm of collar, adaxially firm, summits usually brown tinged, U or V-shaped, thick;
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distal ligules to 2 mm;
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blades 7–12 per fertile culm, 12–25 cm × 3–5 mm.
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Inflorescences open at least proximally, brown, (4–) 5–9 cm × 10–20 mm;
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proximal internode (4–) 5–15 mm;
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2d internode (3–) 5–11 mm;
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proximal bracts scalelike.
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Spikes 5–12, distant, distinct, lanceoloid, 12–28 × 3.5–7 mm, bases tapered, apex acute.
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Pistillate scales white-hyaline or pale-brown with pale-brown midstripe, oblongovate, 4–5 mm, 1/2 length of and narrower than perigynia, apex acute.
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Perigynia appressed-erect, pale-brown, conspicuously 5–7-veined abaxially, conspicuously 3–7-veined adaxially, lanceolate, flat to planoconvex, 6–9 × (1.5–) 2–2.5 mm, 0.3 mm thick, margin flat, including wing 0.2–0.4 mm wide;
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beak tip flat, ciliate-serrulate, abaxial suture inconspicuous, distance from beak tip to achene 3.1–4.5 mm.
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at-least proximally; proximally
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5-7-veined
conspicuously; abaxially
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3-7-veined
conspicuously; adaxially
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