Senecio integerrimus Nuttall (Q2947)
Senecio integerrimus is a taxon with the rank species within the genus Senecio
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English |
Senecio integerrimus Nuttall
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Senecio integerrimus is a taxon with the rank species within the genus Senecio
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Statements
taxon/id/Senecio integerrimus Nuttall
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Senecio integerrimus Nuttall
Senecio integerrimus
Nuttall
FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 20: Magnoliophyta: Asteridae, part 7: Asteraceae, part 2. Oxford University Press, New York.
accepted
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CA-AB
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CA-BC
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CA-MB
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CA-SK
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US-CA
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US-CO
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US-ID
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US-IA
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US-KS
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US-MN
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US-MT
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US-ND
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US-NM
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US-NE
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US-NV
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US-OR
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US-SD
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US-UT
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US-WA
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US-WY
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Herbage arachnose, loosely tomentose, or villous (hairs crisped, jointed), glabrescent.
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blades elliptic, lanceolate, linear, oblanceolate, rounded-deltate, or suborbiculate, 6–25 × 1–6 cm, bases ± tapered or truncate to cordate, margins entire or ± dentate (distal leaves sessile, bractlike).
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Heads 6–20 (–40+) in corymbiform arrays (peduncle of terminal head often shorter than others).
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Calyculi of 1–5+ linear to filiform bractlets (seldom more than 2 mm).
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Phyllaries usually ± 13 or ± 21, rarely ± 8, (4–) 5–12 (–15) mm, tips usually black, sometimes green.
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Ray-florets usually ± 8 or ± 13, sometimes 0;
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corolla laminae 6–15 (–20) mm (usually yellow, ochroleucous to white in one variety).
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reduced
progressively; distally
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