Carex echinata Murray (Q554)
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Carex echinata is a taxon with the rank species within the section Carex sect. Stellulatae
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| English |
Carex echinata Murray
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Carex echinata is a taxon with the rank species within the section Carex sect. Stellulatae
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Statements
taxon/id/Carex echinata Murray
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Carex echinata Murray
Carex echinata
Murray
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
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CA-NB
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CA-NS
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CA-NL
Nfld. and Labr. (Nfld.)
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CA-ON
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CA-PE
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CA-QC
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CA-SK
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US-AK
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US-CA
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US-CO
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US-CT
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US-DC
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US-DE
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US-ID
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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-MD
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US-MI
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US-MN
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US-MT
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US-NC
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US-ND
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US-NH
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US-NJ
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US-NY
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US-NV
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US-OH
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US-OR
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US-PA
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US-RI
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US-TN
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US-UT
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US-VA
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US-VT
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US-WV
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US-WA
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US-WI
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US-WY
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Culms 10–90 (–135) cm.
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Leaves 3–6 per culm;
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sheaths tight, inner band hyaline, 1.8–2.5 cm, apex concave, glabrous;
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ligules 0.6–2.5 (–4.5) mm, rounded to ± acute;
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blades plicate, 5–40 cm × 0.7–3.3 (–3.8) mm, widest leaf 1–3.3 (–3.8) mm wide.
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Inflorescences 0.7–7.8 cm;
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lateral spikes pistillate often with few staminate flowers proximally, 3–15.5 mm, sessile, staminate portion 7-flowered, to 8.2 mm, pistillate portion 3–32-flowered, 2.5–11 mm;
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basal 2 spikes 1.7–42 mm apart;
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terminal spike gynecandrous, 5–24 mm, staminate portion 2–17-flowered, 2–16.5 × 0.9–2 mm, pistillate portion 4–26-flowered, 2.6–9 × 4.9–9.1 mm.
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Pistillate scales ovate, (1.4–) 2.1–3.1 × 0.7–2.3 mm, apex acute to sometimes obtuse.
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Staminate scales ovatelanceolate to ovate, 1.3–3.8 × 0.8–1.7 mm, base clavate, apex acute.
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Anthers 0.8–1.6 (–2) mm.
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Perigynia spreading to reflexed, castaneous to dark-brown, 2–14-veined abaxially, 0–12-veined adaxially over achene, lanceolate to ovate, (2.65–) 2.9–4.75 × 0.8–2.1 mm, (1.7–) 1.8–3.2 (–3.6) times as long as wide;
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beak (0.85–) 0.95–2 mm, (0.4–) 0.45–0.86 length of body, serrulate, teeth (0–) 0.15–0.5 mm.
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Achenes ovatelanceolate to rhombic-ovate, 1.3–2.1 × 0.8–1.55 mm. 2n = 58.
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0.4 length of body
0.45 length of body
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0.45 length of body
0.86 length of body
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ovatelanceolate
rhombic-ovate
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