Difference between revisions of "Carex longii Mackenzie (Q337)"
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Latest revision as of 12:39, 24 June 2022
Carex longii is a taxon with the rank species within the section Carex sect. Ovales
| Language | Label | Description | Also known as |
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Carex longii Mackenzie
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Carex longii is a taxon with the rank species within the section Carex sect. Ovales
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Statements
taxon/id/Carex longii Mackenzie
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Carex longii Mackenzie
Carex longii
Mackenzie
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
present
introduced
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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-NS
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Zinck, M. 1998. Roland's Flora of Nova Scotia. Nimber Publishing & Nova Scotia Museum. Halifax, N. S. 2 vols. 1297 pp.
CA-NS
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CA-ON
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US-AL
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US-AR
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US-CT
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US-DE
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US-DC
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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-KY
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US-LA
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US-ME
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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-NJ
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US-NY
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US-NC
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US-OH
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US-OK
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US-PA
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US-RI
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US-SC
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US-TN
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US-TX
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US-VT
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US-VA
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US-WI
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US-WV
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Plants densely cespitose.
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Culms 30–120 (–140) cm;
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vegetative culms with few leaves clustered at apex.
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Leaves: sheaths adaxially conspicuously green-veined nearly to collar, with a narrow hyaline band or sharp Y-shaped hyaline region at collar;
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adaxially firm, summits U-shaped, finely papillose;
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distal ligules 1.8–4.4 (–6) mm;
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blades 2–4 (–6) per fertile culm, 8–30 cm × 2–4.5 mm.
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Inflorescences ± erect, usually open, green to brown, 1–4.5 (–6) cm × 5–14 mm;
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proximal internode 1–14 mm;
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2d internode 3–8 mm;
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proximal bracts scalelike, often with bristle tips.
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Spikes 3–10, distinct, ellipsoid to ovoid, 6–13 (–17) × 3.8–7 mm, base rounded or obtuse, apex obtuse to broadly acute;
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Pistillate scales white-hyaline, becoming pale silvery brown with age, with pale or green center, broadly lanceolate, 2.2–3.7 mm, shorter and narrower than perigynia, apex obtuse.
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Perigynia appressed-ascending, green to drab brown, conspicuously 5–many-veined on each face, obovate, flat except over achene, 3–4.6 × 1.6–2.6 (–2.8) mm, 0.4–0.5 mm thick, margin flat, including wing 0.5–0.8 mm wide;
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beak green to brown at tip, flat, broadly triangular, ciliate-serrulate, abaxial suture with conspicuous white hyaline margin, distance from beak tip to achene 1.4–2.2 mm.
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Achenes oblong, 1.3–1.7 × 0.7–1 mm, 0.4–0.5 mm thick, apiculum less than 0.4 mm;
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green-veined
adaxially conspicuously
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