Crepis vesicaria Linnaeus (Q3093)
Crepis vesicaria is a taxon with the rank species within the genus Crepis
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Crepis vesicaria Linnaeus
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Crepis vesicaria is a taxon with the rank species within the genus Crepis
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Statements
taxon/id/Crepis vesicaria Linnaeus
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Crepis vesicaria Linnaeus
Crepis vesicaria
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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US-CA
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US-CT
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US-NY
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US-NC
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US-OR
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US-PA
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Stems 1, erect to arcuate or decumbent (green or purple proximally), usually much branched, glabrate to hispid and/or tomentose, sometimes sparsely setose (setae black).
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petiolate (bases clasping);
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blades oblanceolate to ovate, often runcinate, 10–35 × 2–8 cm, margins pinnately lobed to toothed (terminal lobes relatively large), apices obtuse or acute, faces usually hirsute (hairs sometimes only on veins) or glabrous (cauline sessile, bases auriculate, clasping, margins ± toothed).
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Heads 10–20, in lax, corymbiform arrays.
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Calyculi of 5–12, ovate to linear-lanceolate, glabrous bractlets 3–4 mm (reflexed in fruit, scarious).
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Involucres cylindro-campanulate (becoming turbinate or urceolate in fruit), 5–14 × 5–6 mm.
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Phyllaries 7–16, (reflexed at maturity) lanceolate, 10–12 mm, (margins green to yellowish), apices obtuse or acute (ciliate), abaxial faces tomentose and often stipitate-glandular, adaxial with fine, appressed hairs.
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corollas yellow (reddish abaxially), 6–15 mm.
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Cypselae (monomorphic or dimorphic) pale-brown or yellowish, fusiform, 4–9 mm, outer wider with apices attenuate (not beaked), inner gradually tapered, beaked (beaks 2–5 mm, ± equal to bodies), ribs 10 (narrow);
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pappi white (fine, soft), 3–6 mm. 2n = 8, 16.
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glabrate
hispid and/or tomentose
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