Eutrochium maculatum (Linnaeus) E. E. Lamont (Q2604)

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Eutrochium maculatum is a taxon with the rank species within the genus Eutrochium
Language Label Description Also known as
English
Eutrochium maculatum (Linnaeus) E. E. Lamont
Eutrochium maculatum is a taxon with the rank species within the genus Eutrochium

    Statements

    taxon/id/Eutrochium maculatum (Linnaeus) E.E. Lamont
    0 references
    Eutrochium maculatum (Linnaeus) E.E. Lamont
    Eutrochium maculatum
    (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
    eupatoire pourpre (French)
    spotted Joe Pye weed (English)
    eupatoire maculée (French)
    Spotted joepyeweed (English)
    eupatoire maculée (English)
    Plants 60–200 cm.
    Stems usually purple-spotted, sometimes uniformly purple, usually solid, sometimes hollow near bases, glabrous proximally to densely puberulent throughout, glandular-puberulent distally.
    petioles 5–20 mm, glabrous or pubescent;
    blades pinnately veined, lance-elliptic to lanceolate or lanceovate, mostly (6–) 8–23 (–30) × (1.5–) 2–7 (–9) cm, bases gradually or abruptly tapered, margins sharply serrate or doubly serrate, abaxial faces glanddotted and densely pubescent to glabrate, adaxial faces sparingly hairy or glabrous.
    Heads in flat-topped, corymbiform arrays.
    Involucres often purplish, 6.5–9 × 3.5–7 mm.
    Phyllaries glabrous or densely pubescent.
    Florets (8–) 9–20 (–22);
    corollas purplish, 4.5–7.5 mm.
    Cypselae 3–5 mm. 2n = 20.