Verbesina Linnaeus (Q2803)
Verbesina is a taxon with the rank genus within the tribe Heliantheae
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Verbesina Linnaeus
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Verbesina is a taxon with the rank genus within the tribe Heliantheae
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Statements
taxon/id/Verbesina Linnaeus
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Verbesina Linnaeus
Verbesina
Linnaeus
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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Stems usually erect, usually branched (internodes sometimes winged).
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petiolate or sessile;
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blades (pinnately nerved or 3-nerved or 5-nerved from at or near bases) mostly rhombic, deltate, ovate, or elliptic to lanceolate or lance-linear (sometimes intermediate shapes), sometimes pinnately or palmately lobed, bases cuneate to rounded or cordate, ultimate margins subentire or toothed, faces glabrous or hairy.
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Heads radiate or discoid, borne singly or in corymbiform, dichasiiform, or paniculiform arrays.
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Involucres hemispheric, turbinate, or campanulate to saucerlike, 5–20+ [–30+] mm diam.
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Phyllaries persistent, 9–30 [–50+] in 1–4 [–5+] series (orbiculate, ovate, or oblong to spatulate, lanceolate, or linear, subequal or unequal, outer shorter or longer than inner, herbaceous to chartaceous).
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Receptacles flat to convex or ± conic, paleate (paleae usually navicular, ± conduplicate, herbaceous to scarious, linear to filiform in V. encelioides and V. nana).
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Ray-florets 0 or (1–) 5–30, either pistillate and fertile, or styliferous and sterile, or neuter;
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corollas yellow to orange or ochroleucous [reddish].
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Disc-florets 8–150 [–300+], bisexual, fertile;
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corollas usually concolorous with rays, tubes much shorter than or ± equaling funnelform or campanulate throats, lobes 5, ± deltate to lance-deltate.
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Cypselae ± flattened, orbiculate, obovate, or oblanceolate to ± elliptic (usually winged);
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pappi persistent [falling], usually of 2, ± subulate scales or awns, sometimes 0.
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elliptic
lanceolate or lance-linear
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elliptic
lanceolate or lance-linear
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sometimes pinnately; pinnately; palmately
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in corymbiform , dichasiiform or paniculiform , arrays
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convex or more or less conic
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oblanceolate
more or less elliptic
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oblanceolate
more or less elliptic
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