Centaurea melitensis Linnaeus (Q2998)
Centaurea melitensis is a taxon with the rank species within the genus Centaurea
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Centaurea melitensis Linnaeus
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Centaurea melitensis is a taxon with the rank species within the genus Centaurea
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Statements
taxon/id/Centaurea melitensis Linnaeus
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Centaurea melitensis Linnaeus
Centaurea melitensis
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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CA-BC
present
introduced
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Klinkenberg, B. (ed.). 2010+. E-Flora BC: Electronic Atlas of the Plants of British Columbia. Lab. for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver, B.C. http://www.eflora.bc.ca http://www.eflora.bc.ca/
CA-BC
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US-AL
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US-AZ
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US-CA
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US-GA
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US-ID
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US-IL
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US-MA
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US-MS
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US-MO
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US-NV
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US-NJ
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US-NM
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US-OR
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US-PA
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US-TX
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US-UT
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US-WA
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US-WI
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Annuals, 10–100 cm, herbage loosely gray-tomentose and villous with jointed multicellular hairs, sometimes minutely scabrous, minutely resin-gland-dotted.
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Stems 1–few, few–many branched distally.
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Leaves: basal and proximal cauline petiolate or tapering to base, usually absent at anthesis, blades oblong to oblanceolate, 2–15 cm, margins entire to dentate or pinnately lobed;
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cauline long-decurrent, blades linear to oblong or oblanceolate, 1–5 cm, entire or dentate.
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Heads disciform, 1–few at branch tips, borne singly or in open leafy corymbiform arrays, sometimes clustered in distal axils, sessile or pedunculate.
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Involucres ovoid, 10–15 mm, loosely cobwebby-tomentose or becoming glabrous.
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Principal phyllaries: bodies ± stramineous, ovate, appendages purplish, spiny-fringed at base, each tipped by slender spine 5–10 mm.
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Inner phyllaries: appendages entire, acute or spine-tipped.
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corollas yellow, those of sterile florets 10–12 mm, slender, inconspicuous, those of fertile florets 10–12 mm.
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Cypselae dull white or light-brown, ca. 2.5 mm, finely hairy;
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pappi of many white, unequal, stiff bristles 2.5–3 mm. 2n = 24.
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oblong or oblanceolate
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in open leafy corymbiform arrays
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