Solidago petiolaris Aiton (Q2323)

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Solidago petiolaris is a taxon with the rank species within the section Solidago sect. Thyrsiflorae
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English
Solidago petiolaris Aiton
Solidago petiolaris is a taxon with the rank species within the section Solidago sect. Thyrsiflorae

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    taxon/id/Solidago petiolaris Aiton
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    Solidago petiolaris Aiton
    Solidago petiolaris
    FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 20: Magnoliophyta: Asteridae, part 7: Asteraceae, part 2. Oxford University Press, New York.
    accepted
    Downy ragged goldenrod (English)
    open places
    sandy soils
    0–1400[–2300] m
    Mexico (Coahuila)
    Plants 40–150 cm;
    caudices stout, sometimes with long slender rhizomes.
    Stems 1–20 (–50+), stout, finely puberulent or scabrous-puberulent at least distally.
    Leaves: basal absent at flowering;
    cauline sessile to short-petiolate;
    blades usually lanceolate-elliptic or ovate, sometimes linear-lanceolate, 30–150 × 5–30 mm, thick and firm, margins entire or few toothed, somewhat to much reduced distally, abaxial faces sometimes resinous and shiny, glabrous or strigillose (hairs mostly 0.1–1.4 mm), adaxial glabrous or scabrous.
    Heads 10–190+ in paniculiform (rarely racemiform) arrays, usually elongate, usually leafy-bracteate, bracts similar to distal leaves but reduced;
    branches stiffly ascending, not secund, sometimes elongate.
    Peduncles mostly 2–15 mm, bracteolate, sparsely to densely short hispid-strigose.
    Involucres campanulate, 4.5–7.5 mm.
    Ray-florets (5–) 7–9;
    laminae 3–7 × 1–2 mm.
    Disc-florets (8–) 10–16;
    corollas 4–5 mm, lobes ca. 1–2 mm.
    Cypselae 3–4 mm, glabrous or glabrate;
    pappi ca. 4 mm. 2n = 18, 36, 54.