Conyza canadensis (Linnaeus) Cronquist (Q5394)
Conyza canadensis is a synonym of Erigeron canadensis Linnaeus
| Language | Label | Description | Also known as |
|---|---|---|---|
| English |
Conyza canadensis (Linnaeus) Cronquist
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Conyza canadensis is a synonym of Erigeron canadensis Linnaeus
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Statements
taxon/id/Conyza canadensis (Linnaeus) Cronquist
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CA-AB
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CA-BC
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CA-MB
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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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CA-SK
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US-AL
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US-AZ
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US-AR
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US-CA
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US-CO
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US-CT
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US-FL
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US-GA
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US-ID
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US-IL
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US-IN
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US-IA
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US-KS
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US-KY
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US-LA
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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-MN
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US-MS
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US-MO
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US-MT
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US-NE
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US-NV
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US-NH
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US-NJ
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US-NM
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US-NY
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US-NC
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US-ND
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US-OH
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US-OK
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US-OR
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US-PA
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US-RI
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US-SC
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US-SD
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US-TX
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US-UT
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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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US-WY
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Plants erect, (3–) 50–200 (–350+) cm, branched mostly distally.
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Leaves: faces usually glabrate (proximal margins ± ciliolate, hairs usually stiff, spreading and hispid on nerves, hairs erect);
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proximal blades oblanceolate to linear, 20–50 (–100+) × 4–10 (–15+) mm, toothed to entire;
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distal similar, smaller, entire.
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Heads usually in paniculiform, sometimes corymbiform arrays.
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Involucres 3–4 mm.
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Receptacles 1–1.5 (–3) mm diam. in fruit.
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Pistillate florets 20–30 (–45+);
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corollas ± equaling or surpassing styles, laminae 0.3–1 mm.
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Disc-florets 8–30+.
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Cypselae uniformly pale tan to light gray-brown, 1–1.5 mm, faces sparsely strigillose;
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pappi of 15–25, white bristles 2–3 mm. 2n = 18.
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branched
mostly distally; distally
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uniformly pale tan
light gray-brown
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