Symphyotrichum novi-belgii (Linnaeus) G. L. Nesom (Q2442)
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Symphyotrichum novi-belgii is a taxon with the rank species within the section Symphyotrichum sect. Symphyotrichum
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Symphyotrichum novi-belgii (Linnaeus) G. L. Nesom
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Symphyotrichum novi-belgii is a taxon with the rank species within the section Symphyotrichum sect. Symphyotrichum
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Statements
taxon/id/Symphyotrichum novi-belgii (Linnaeus) G.L. Nesom
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Symphyotrichum novi-belgii (Linnaeus) G.L. Nesom
Symphyotrichum novi-belgii
(Linnaeus) G.L. Nesom
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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US-AL
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US-AR
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US-FL
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US-GA
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US-IL
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US-KS
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US-LA
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US-MO
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US-NE
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US-NM
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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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Stems 1–5+, erect (straight, stout to slender, often reddish), glabrous and hairy in lines distally or sometimes wholly strigoso-pilose (var. villicaule).
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Leaves thick, firm, ± fleshy, margins scabrous, apices mucronate, faces glabrous, abaxial midveins sometimes villosulous (var. villicaule);
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basal withering by flowering, petiolate (petioles winged, bases sheathing), blades ovate to ovatelanceolate or lanceolate, 17–60+ × 6–11+ mm, bases attenuate to cuneate, apices obtuse;
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proximal cauline withering by flowering, sessile or widely winged-petiolate (petioles clasping), blades lanceovate or obovate to elliptic to linear-lanceolate, 40–200 × 4–40 mm, bases cuneate or sometimes slightly attenuate, sometimes rounded or slightly auriculate, slightly clasping, apices acute to acuminate;
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distal sessile, blades lanceovate to linear-lanceolate, 13–62 × 3–15 mm, progressively reduced distally, bases cuneate or ± rounded, sometimes slightly auriculate, ± clasping, margins sparsely serrulate or entire.
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Heads in open to dense, paniculiform arrays, branches ± divaricate to ascending, leafy with remote, small, gradually reduced branch leaves.
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Peduncles 4–41 mm, glabrous or moderately pilose, bracts 1–3, lanceolate or ovate to linear-oblanceolate, subtending ones sometimes exceeding involucres, sometimes grading into phyllaries.
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Involucres campanulate, 6–9 mm.
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Phyllaries in 3–4 series, oblong-oblanceolate or spatulate (outer) or oblong-lanceolate to linear-lanceolate or linear (inner), ± unequal to subequal, bases indurate 1/5–1/3, margins hyaline, scarious, erose and sparsely ciliolate distally, green zones lanceolate, sometimes foliaceous, apices spreading to ± squarrose, usually acute to obtuse or ± long-acuminate, mucronulate, faces glabrous.
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Ray-florets 15–35;
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corollas usually blue-violet or purple, rarely pink or white, laminae (6–) 10–19 × 0.9–2.1 mm.
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Disc-florets 28–68;
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corollas yellow becoming reddish-brown to purple, 4–7.5 mm, tubes shorter than funnelform-campanulate throats, lobes lanceolate, 1–1.5 mm.
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Cypselae tan to brown, obovoid, compressed, 2–4 mm, 4–6-nerved, faces sparsely strigose to glabrate;
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pappi sordid to yellowish, 4–6 mm.
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strigoso-pilose
sometimes wholly
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ovatelanceolate or lanceolate
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ovatelanceolate or lanceolate
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lanceovate
linear-lanceolate
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reduced
progressively; distally
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divaricate
in open to dense , paniculiform arrays; more or less
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usually acute
obtuse or more or less long-acuminate
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yellow becoming reddish-brown
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