Solidago radula Nuttall (Q2389)
Solidago radula is a taxon with the rank species within the subsection Solidago subsect. Radulae
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Solidago radula Nuttall
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Solidago radula is a taxon with the rank species within the subsection Solidago subsect. Radulae
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Statements
taxon/id/Solidago radula Nuttall
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Solidago radula Nuttall
Solidago radula
Nuttall
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
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verge d'or à feuilles râpeuses (French)
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CA-NS
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US-AR
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US-GA
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US-IL
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US-KS
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US-KY
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US-LA
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US-MO
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US-NC
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US-OK
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US-SC
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US-TX
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caudices, sometimes also creeping rhizomes as well.
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Stems usually 1–3, ascending to erect, scabrous to loosely puberulent.
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Leaves: basal and proximal usually withering by flowering, tapering to long-winged petioles, blades oblanceolate, 30–100 × 7–20 (–30) mm, margins serrate or crenate, mid usually largest, apices acute to obtuse, acuminate, faces scabrous;
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mid and distal cauline subsessile (1 mm) or sessile, blades (sometimes ± shiny) elliptic to oblanceolate, 10–50 × 5–15 (–25) mm, greatly reduced distally, grading into bracts, firm, bases convex-cuneate to rounded, margins finely serrate, often 3-nerved, nerves usually distinct abaxially, faces distinctly scabrous.
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Heads 20–260, in paniculiform arrays, narrowly to broadly secund, pyramidal, branches recurved, secund.
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Peduncles 0.5–2 mm;
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bracteoles 1–5, linear-lanceolate to ovate, minute, grading into phyllaries distally.
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Involucres narrowly campanulate, 3–5 mm.
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Phyllaries in 3–4 series, unequal, oblong, midnerves swollen distally, obtuse or acute to slightly acuminate.
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laminae 2–3.5 × 0.2–0.7 mm.
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Disc-florets 4–6;
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corollas 3 mm, lobes 1 mm.
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Cypselae 1.5–2.5 mm, sparsely to moderately short-strigose;
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pappi 3 mm. 2n = 18, 36.
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short-strigose
sparsely to moderately
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