Verbesina Linnaeus (Q2803)

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Verbesina is a taxon with the rank genus within the tribe Heliantheae
Language Label Description Also known as
English
Verbesina Linnaeus
Verbesina is a taxon with the rank genus within the tribe Heliantheae

    Statements

    taxon/id/Verbesina Linnaeus
    0 references
    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
    Mostly subtropical
    tropical
    and warm-temperate North America
    Stems usually erect, usually branched (internodes sometimes winged).
    petiolate or sessile;
    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.
    Heads radiate or discoid, borne singly or in corymbiform, dichasiiform, or paniculiform arrays.
    Involucres hemispheric, turbinate, or campanulate to saucerlike, 5–20+ [–30+] mm diam.
    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).
    Receptacles flat to convex or ± conic, paleate (paleae usually navicular, ± conduplicate, herbaceous to scarious, linear to filiform in V. encelioides and V. nana).
    Ray-florets 0 or (1–) 5–30, either pistillate and fertile, or styliferous and sterile, or neuter;
    corollas yellow to orange or ochroleucous [reddish].
    Disc-florets 8–150 [–300+], bisexual, fertile;
    corollas usually concolorous with rays, tubes much shorter than or ± equaling funnelform or campanulate throats, lobes 5, ± deltate to lance-deltate.
    Cypselae ± flattened, orbiculate, obovate, or oblanceolate to ± elliptic (usually winged);
    pappi persistent [falling], usually of 2, ± subulate scales or awns, sometimes 0.