Gaillardia Fougeroux (Q2701)
Gaillardia is a taxon with the rank genus within the tribe Helenieae
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Gaillardia Fougeroux
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Gaillardia is a taxon with the rank genus within the tribe Helenieae
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Statements
taxon/id/Gaillardia Fougeroux
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Gaillardia Fougeroux
Gaillardia
Fougeroux
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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Annuals, perennials, or subshrubs, 10–80+ cm (sometimes rhizomatous).
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Stems usually erect, usually branched (from bases or throughout).
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petiolate or sessile;
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blades mostly elliptic, lanceolate, linear, oblong, obovate, ovate, or spatulate, often pinnately lobed, ultimate margins toothed or entire, faces usually scabrellous to villous (hairs simple or jointed), rarely glabrous, usually notably glanddotted (except in 10. G. suavis).
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Heads usually radiate or discoid (sometimes radiant), borne singly.
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Involucres hemispheric to nearly rotate, mostly 9–20+ mm diam.
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Phyllaries persistent, 14–40+ in 2–3+ series (reflexed in fruit, usually distinct, oblanceolate, lanceolate, narrowly triangular, or linear, subequal to unequal, usually chartaceous proximally, distally herbaceous, apices often attenuate).
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Receptacles convex to hemispheric, smooth or pitted (often with scattered, hard, setiform enations), epaleate.
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Ray-florets 0, or 5–15+, usually neuter, rarely pistillate and fertile or styliferous and sterile;
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corollas yellow to white or orange to red, purplish, or brown, often bicolored (sometimes “ray” corollas funnelform, 5-lobed, heads radiant).
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Disc-florets 20–100+, bisexual, fertile;
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corollas yellow or orange to red, purplish, or brown (distally ± shaggily hairy, hairs jointed), tubes much shorter than ampliate, campanulate to cylindric or urceolate throats, lobes 5, broadly deltate or ovate (± equal, sometimes attenuate or attenuate-terete apically; style-branch apices ± attenuate, usually hispidulous).
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Cypselae obpyramidal to clavate, ± 4-angled (lengths 1–1.5+ diams.), sparsely to densely hairy (at least proximally, hairs straight);
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pappi usually persistent, of 6–10+ medially thickened, laterally scarious scales in 1–2 series (all, some, or none aristate), rarely 0.
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campanulate
cylindric or urceolate
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