Carex cephaloidea (Dewey) Dewey (Q470)
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Carex cephaloidea is a taxon with the rank species within the section Carex sect. Phaestoglochin
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Carex cephaloidea (Dewey) Dewey
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Carex cephaloidea is a taxon with the rank species within the section Carex sect. Phaestoglochin
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Statements
taxon/id/Carex cephaloidea (Dewey) Dewey
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Carex cephaloidea (Dewey) Dewey
Carex cephaloidea
(Dewey) Dewey
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-NB
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CA-ON
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CA-QC
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US-CT
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US-IL
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US-IN
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US-IA
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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-NH
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US-NJ
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US-NY
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US-OH
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US-PA
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US-VT
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US-WI
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20–300 m
20 meter
300 meter
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Plants without conspicuous rhizomes.
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Culms 30–120 cm, 2.5–4 mm wide basally, 0.7–1 mm wide distally.
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Leaves: proximal sheaths loose, longitudinally green-and-white-striped and green-and-white-mottled on back, with prominent transverse veins, fronts hyaline, transversely rugose;
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ligules 3–7 mm, slightly longer than wide;
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widest leaf-blades (4–) 5–8 mm wide.
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Inflorescences with 5–10 spikes, 1.5–4 cm × 8–10 mm;
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proximal internodes usually not more than 10 mm, 0.7–1.5 (–2) times as long as proximal spikes;
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proximal bracts to 2 cm;
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spikes with 6–20 ascending to spreading perigynia.
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Pistillate scales hyaline or pale-brown with green midvein, ovate-circular, 1.5–2 × 1.1–1.5 mm, 1/2 length of perigynia, apex subobtuse to acute.
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Anthers 0.7–1.3 mm.
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Perigynia green, with narrow wing not more than 0.1 mm wide distally, weakly 4–7-veined abaxially, 3–4.5 × 1.5–2.5 mm, margins serrulate distally;
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beak 1–1.3 mm, apical teeth 0.2–0.5 mm.
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Achenes suborbiculate, 1.6–2 × 1.3–1.7 mm. 2n = 50.
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green-and-white-striped
longitudinally
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green-and-white-mottled
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slightly longer than wide
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0.7-1.5(-2) times as long as proximal spikes
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