Difference between revisions of "Prenanthes racemosa Michaux (Q6253)"
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Latest revision as of 12:46, 24 June 2022
Prenanthes racemosa is a synonym of Nabalus racemosus (Michaux) Hooker
| Language | Label | Description | Also known as |
|---|---|---|---|
| English |
Prenanthes racemosa Michaux
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Prenanthes racemosa is a synonym of Nabalus racemosus (Michaux) Hooker
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Statements
taxon/id/Prenanthes racemosa Michaux
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CA-AB
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CA-BC
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CA-MB
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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-QC
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CA-SK
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US-CO
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US-IL
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US-IN
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US-IA
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US-KY
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US-ME
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US-MI
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US-MN
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US-MO
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US-MT
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US-NE
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US-NJ
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US-NY
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US-ND
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US-OH
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US-PA
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US-SD
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US-VT
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US-WA
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taproots fusiform, tuberous.
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Stems erect, green or light purple, simple, (stout), glabrous and glaucous proximally, setose or hispid distally.
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Leaves: proximal usually present at flowering;
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petioles broadly winged, (1–15 cm);
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blades broadly oblanceolate to spatulate, 4–25 × 1–8 cm, coriaceous, bases attenuate, clasping, margins entire or weakly denticulate, apices obtuse or rounded, faces glabrous;
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mid cauline sessile, clasping;
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distal sessile and reduced.
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Heads (ascending) in (elongate) narrowly racemiform or paniculiform arrays.
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Involucres campanulate, 11–12 × 4–7 mm.
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Calyculi of 8, dark green to purple, narrowly triangular-subulate bractlets 2–4 mm, coarsely setose.
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Phyllaries 7–14, green to purple, lanceolate to linear, 10–12 mm, margins scarious, sparsely to densely setose.
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corollas usually pinkish, sometimes white or lavender, 7–13 mm.
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Cypselae golden brown, subcylindric, subterete, 5–6 mm, indistinctly 8–12-ribbed;
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pappi pale-yellow, 6–7 mm. 2n = 16.
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broadly oblanceolate
spatulate
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