Carthamus Linnaeus (Q2988)
Carthamus is a taxon with the rank genus within the tribe Cardueae
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Carthamus Linnaeus
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Carthamus is a taxon with the rank genus within the tribe Cardueae
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Statements
taxon/id/Carthamus Linnaeus
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Carthamus Linnaeus
Carthamus
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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Annuals or perennials, 30–180 cm, herbage glabrous to ± glandular and/or ± tomentose.
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Stems usually erect, branched distally or throughout, (leafy).
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Leaves basal and cauline or all cauline;
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basal and proximal cauline winged-petiolate, distal cauline sessile, sometimes clasping;
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blade margins dentate to pinnately lobed, ± spiny, faces glabrous or ± glandlar and/or ± tomentose.
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Heads discoid, borne singly or in few-headed cymiform arrays.
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Involucres ovoid, constricted distally.
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Phyllaries many in 4–5 series, linear to ovate (at least outer ± leaflike), bases appressed, apical appendages more herbaceous, prominently veiny, spiny-dentate or lobed, spine-tipped.
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Receptacles convex to conic, epaleate, bearing subulate scales.
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corollas yellow to red or ± purple, tubes very slender, throats gradually or abruptly expanded, ± cylindric or short-campanulate, lobes linear;
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anther bases short-tailed, apical appendages oblong;
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style-branches: fused portions with slightly swollen basal nodes minutely hairy, distally minutely papillate, distinct portions very short.
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Cypselae oblong to obpyramidal, ± 4-angled, apices with smooth or dentate rims, faces usually ± roughened (outer) or smooth (inner), glabrous, attachment scars lateral;
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pappi 0 or (usually only inner cypselae) ± persistent, of many, usually unequal, narrow scales overlapping in several series.
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glabrous
more or less glandular and/or more or less tomentose
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in few-headed cymiform arrays
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roughened
usually more or less
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