Carex cristatella Britton in N. L. Britton and A. Brown (Q324)
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Carex cristatella is a taxon with the rank species within the section Carex sect. Ovales
| Language | Label | Description | Also known as |
|---|---|---|---|
| English |
Carex cristatella Britton in N. L. Britton and A. Brown
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Carex cristatella is a taxon with the rank species within the section Carex sect. Ovales
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Statements
taxon/id/Carex cristatella Britton
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Carex cristatella Britton
Carex cristatella
Britton
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-SK
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Harms, V.L. 2006. Annotated catalogue of Saskatchewan vascular plants. http://www.biodiversity.sk.ca/Docs/AnnotatedCatalogueSKVascPlants2006.pdf
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-NB
present
introduced
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Blaney, S. (pers. comm.)
CA-MB
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CA-ON
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CA-QC
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CA-SK
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US-CT
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US-DE
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US-DC
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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-MA
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US-MI
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US-MN
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US-MO
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US-NE
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US-NH
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US-NJ
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US-NY
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US-NC
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US-ND
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US-OH
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US-PA
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US-SD
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US-VT
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US-VA
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US-WV
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US-WI
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20–400 m
20 meter
400 meter
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Plants densely cespitose.
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vegetative culms with numerous leaves spaced evenly along distal 1/2.
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Leaves: sheaths adaxially green-veined nearly to collar, with V-shaped hyaline band extending 4–20 mm proximal to collar;
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somewhat loose, expanded near summit, ± wing-angled, adaxially firm, summits truncate to U-shaped, prolonged beyond collar;
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distal ligules 4–10 mm;
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blades 4–6 per fertile culm, 13–40 cm × 3–7.5 mm.
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Inflorescences dense or proximally open, brown, 2–4 (–4.5) cm × 8–15 mm;
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proximal internode 2–6 mm;
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2d internode 2–4 mm;
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proximal bracts scalelike with bristle tip to 1 (–8) cm.
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Spikes 6–15, usually widely spaced, globose, 4–8 × 4–8 mm, base rounded to tapered, apex rounded.
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Pistillate scales white-hyaline or pale-brown with green to brown midstripe not reaching tip, lanceolate, 1.6–2.3 mm, 1/2 length of and narrower than perigynia, hidden by perignyium beaks, apex acute or ultimate apex often rounded to retuse.
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Perigynia spreading to ascending, with beak and distal body of perigynium spreading or recurrent at 80º angle or greater, pale green to pale-brown, conspicuously 3–6-veined abaxially, conspicuously 2–6-veined adaxially, ovate to elliptic, planoconvex, 2–3.5 times as long as wide, 2.7–4 × 1–1.7 mm, 0.3–0.4 mm thick, margin flat, including wing 0.1–0.2 mm wide, abruptly narrowed proximally, not extending to base;
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beak tip usually not colored, flat, ciliate-serrulate, distance from beak tip to achene 1.5–1.8 mm.
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