Eutrochium purpureum (Linnaeus) E. E. Lamont (Q2608)
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Eutrochium purpureum is a taxon with the rank species within the genus Eutrochium
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Eutrochium purpureum (Linnaeus) E. E. Lamont
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Eutrochium purpureum is a taxon with the rank species within the genus Eutrochium
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Statements
taxon/id/Eutrochium purpureum (Linnaeus) E.E. Lamont
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Eutrochium purpureum (Linnaeus) E.E. Lamont
Eutrochium purpureum
(Linnaeus) E.E. Lamont
FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 21: Magnoliophyta: Asteridae, part 8: Asteraceae, part 3. Oxford University Press, New York.
accepted
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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-FL
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US-GA
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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-LA
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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-MS
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US-MO
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US-NC
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US-NH
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US-NJ
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US-NY
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US-NE
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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-VA
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US-VT
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US-WV
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US-WI
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Plants 30–200 cm.
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Stems usually dark purple at nodes, usually otherwise greenish, rarely purplish green, usually solid, rarely ± hollow near bases, glabrous proximally, ± glandular-puberulent distally and among heads.
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petioles 5–15 (–20) mm, glabrous or sparingly puberulent, rarely ciliate;
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blades pinnately veined, lanceovate or ovate to deltate-ovate, mostly (7–) 9–26 (–30) × (2.5–) 3–15 (–18) cm, bases abruptly or gradually tapered, margins coarsely serrate, abaxial faces sparingly and minutely glanddotted and densely pubescent to glabrate, adaxial faces sparingly puberulent and glabrescent or glabrous.
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Heads in loose, convex, compound corymbiform arrays.
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Involucres often purplish, 6.5–9 × 2.5–5 mm.
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Phyllaries usually glabrous, sometimes sparsely hairy.
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Florets (4–) 5–7 (–8);
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corollas usually pale pinkish or purplish, 4.5–7 mm.
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Cypselae 3–4.5 mm.
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glandular-puberulent
more or less; distally
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