Crepis biennis Linnaeus (Q3075)
Crepis biennis is a taxon with the rank species within the genus Crepis
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Crepis biennis Linnaeus
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Crepis biennis is a taxon with the rank species within the genus Crepis
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Statements
taxon/id/Crepis biennis Linnaeus
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Crepis biennis Linnaeus
Crepis biennis
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
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Douglas, G.W., G.B. Straley, D.V. Meidinger & J. Pojar. 1998. Illustrated Flora of British Columbia. B.C. Ministry of Environment, Lands & Parks and B.C. Ministry of Forests. Victoria. Crown Publications. 8 vols.
Newfoundland, CA
excluded
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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
CA-NL
Nfld. and Labr. (Nfld.)
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US-MI
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US-NY
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US-OH
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US-PA
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US-VA
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US-VT
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500–1200 m
500 meter
1,200 meter
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Stems 1, erect, slender to robust, branched proximally or near middles, ± setulose or glabrescent.
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petiolate (at least basal);
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blades oblanceolate to runcinate, 5–25 × 1.5–7.5 cm, margins pinnately lobed or dentate (terminal lobes triangular), apices ± acute, faces slightly scabrous (hairs yellow, fine).
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Heads 12–14, in simple or compound, corymbiform arrays.
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Calyculi of 7–9, lance-linear, glabrous or tomentulose bractlets 3–6 mm.
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Involucres campanulate, 8–13 × 5–9 mm.
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Phyllaries 10–17 (pale to dark green or nearly black) linear-lanceolate, 10–11 mm, (margins scarious) apices acute to obtuse (ciliate), abaxial faces ± canescent-tomentose, adaxial often with yellowish or black, appressed hairs.
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corollas yellow, 12–18 mm.
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Cypselae yellowish or reddish-brown, fusiform, 4–7 mm, apices narrowed (not beaked), ribs 13–20;
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canescent-tomentose
more or less
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