Tragopogon Linnaeus (Q3191)
Tragopogon is a taxon with the rank genus within the tribe Cichorieae
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Tragopogon Linnaeus
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Tragopogon is a taxon with the rank genus within the tribe Cichorieae
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Statements
taxon/id/Tragopogon Linnaeus
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Tragopogon Linnaeus
Tragopogon
Linnaeus
FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 19: Magnoliophyta: Asteridae, part 6: Asteraceae, part 1. Oxford University Press, New York.
accepted
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Stems 1 (–5), erect, usually branched proximally, glabrous or tomentulose to floccose [lanate], often glabrescent.
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blades linear to lance-linear or lance-attenuate (grasslike) [lanceolate to oblong], (bases clasping) margins entire (faces glabrous or tomentulose to floccose [lanate], often glabrescent).
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Heads borne singly (terminal).
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Peduncles often inflated distally (not in T. pratensis), ebracteate.
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Involucres campanulate [cylindric] (at flowering), mostly 10–20+ mm diam.
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Phyllaries usually [5–7] 8–12 [13–16] in 1 series, linear-lanceolate, triangular-lanceolate [oblong-lanceolate], linear, ± equal, margins white, narrowly pellucid, apices acute (faces glabrous [with intertwining hairs]).
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Receptacles convex, smooth, glabrous, epaleate.
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Florets (30–) 50–180+;
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corollas yellow or purple (proximally yellow, distally purple in T. mirus) (± deliquescent).
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Cypselae dark to pale-brown, stramineous, whitish, bodies ± fusiform to cylindric, usually beaked, beaks concolorous with, or paler than bodies, abrupt to gradually tapered, 5–10-ribbed (ribs usually muricate, prickly, or scaly), faces usually glabrous, sometimes scaley or muricate;
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pappi (usually borne on discs at tips of beaks) persistent, of 12–20+, brownish to whitish, basally connate, ± plumose, subequal to unequal awns or subulate scales, in 1 series (lateral barbs or setulae often ± intertwined).
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