Centaurea nigra Linnaeus (Q3000)
Centaurea nigra is a taxon with the rank species within the genus Centaurea
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| English |
Centaurea nigra Linnaeus
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Centaurea nigra is a taxon with the rank species within the genus Centaurea
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Statements
taxon/id/Centaurea nigra Linnaeus
0 references
Centaurea nigra Linnaeus
Centaurea nigra
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
1 reference
CA-BC
present
introduced
1 reference
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-ON
present
introduced
1 reference
Newmaster, S.G. & S. Ragupathy. 2005. Flora Ontario - Integrated Botanical Information System (FOIBIS), Phase I. University of Guelph, Canada. http://www.uoguelph.ca/foibis http://www.uoguelph.ca/foibis/
CA-QC
present
introduced
1 reference
Marie-Victorin, Fr. 1995. Flore laurentienne. 3e éd. Mise à jour et annotée par L. Brouillet, S.G. Hay, I. Goulet, M. Blondeau, J. Cayouette et J. Labrecque. Gaétan Morin éditeur. 1093 pp.
CA-NB
present
introduced
1 reference
Hinds, H.R. 2000. Flora of New Brunswick : a manual for the identification of the vascular plants of New Brunswick. 2nd edition. Biology Department, University of New Brunswick, Fredericton. 699 pp.
CA-PE
present
introduced
1 reference
Catling, P.M., D.S. Erskine & R.B. MacLaren. 1985. The Plants of Prince Edward Island with new records, nomenclatural changes, and corrections and deletions. Agriculture Canada, Research Branch, Ottawa. Publication 1798. 272 pp.
CA-NS
present
introduced
1 reference
Zinck, M. 1998. Roland's Flora of Nova Scotia. Nimber Publishing & Nova Scotia Museum. Halifax, N. S. 2 vols. 1297 pp.
Newfoundland, CA
present
introduced
1 reference
Meades, S., S.G. Hay & L. Brouillet. 2000. Annotated Checklist of the Vascular Plants of Newfoundland and Labrador. Published in association with A Digital Flora of Newfoundland and Labrador Vascular Plants. http://www.digitalnaturalhistory.com/meades.htm (consulted 2009-09-02) http://www.digitalnaturalhistory.com/meades.htm
FR-PM
present
introduced
1 reference
Etcheberry, R. 1989. Plantes de Saint-Pierre et Miquelon. Unpublished list (MT).
CA-BC
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CA-NB
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CA-NL
Nfld. and Labr. (Nfld.)
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CA-NS
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CA-ON
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CA-PE
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CA-QC
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US-CA
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US-CT
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US-DE
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US-ID
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US-IL
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US-IA
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US-KY
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US-ME
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US-MD
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US-MA
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US-MI
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US-MO
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US-MT
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US-NH
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US-NJ
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US-NY
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US-OH
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US-OR
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US-PA
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US-RI
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US-VT
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US-VA
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US-WA
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US-WV
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US-WI
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Stems 1–few, erect or ascending, openly branched distally, villous to scabrous with septate hairs and loosely tomentose, ± glabrate.
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Leaves: basal and proximal cauline petiolate, blades oblanceolate or elliptic, 5–25 cm, margins entire or shallowly dentate to irregularly pinnately lobed;
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distal cauline sessile, not decurrent, gradually smaller, blades linear to lanceolate, entire or dentate.
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Heads discoid, in few-headed corymbiform arrays, borne on leafy-bracted peduncles.
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Involucres ovoid to campanulate or hemispheric, 15–18 mm, usually ± as wide as high.
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Principal phyllaries: bodies lanceolate to ovate, loosely tomentose or glabrous, bases usually ± concealed by expanded appendages, appendages erect, overlapping, dark-brown to black, flat, margins pectinately dissected into numerous wiry lobes.
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Inner phyllaries: tips truncate, irregularly dentate or lobed.
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Florets 40–100+, all fertile;
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corollas purple (rarely white), 15–18 mm.
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Cypselae tan, 2.5–3 mm, finely hairy;
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pappi of many blackish, unequal, sometimes deciduous bristles 0.5–1 mm. 2n = 22, 44.
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shallowly dentate to irregularly pinnately lobed
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campanulate or hemispheric
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usually more or less; more or less
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