Ratibida columnifera (Nuttall) Wooton & Standley (Q2780)
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Ratibida columnifera is a taxon with the rank species within the genus Ratibida
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Ratibida columnifera (Nuttall) Wooton & Standley
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Ratibida columnifera is a taxon with the rank species within the genus Ratibida
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Statements
taxon/id/Ratibida columnifera (Nuttall) Wooton & Standley
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Ratibida columnifera (Nuttall) Wooton & Standley
Ratibida columnifera
(Nuttall) Wooton & Standley
FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 21: Magnoliophyta: Asteridae, part 8: Asteraceae, part 3. Oxford University Press, New York.
accepted
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CA-AB
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Moss, E.H. 1983. Flora of Alberta. 2nd edition, revised by J.G. Packer. University of Toronto Press, Toronto. 687 pp.
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.
CA-MB
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Manitoba Checklist, 2002
CA-ON
present
introduced
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Newmaster, S.G., A. Lehela, M.J. Oldham, P.W.C. Uhlig & S. McMurray. 1998. Ontario Plant List. Ontario Forest Research Institute, Sault Ste. Marie, Ontario. Forest Information Paper No. 123. 550 pp.
CA-SK
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Harms, V.L. 2006. Annotated catalogue of Saskatchewan vascular plants. http://www.biodiversity.sk.ca/Docs/AnnotatedCatalogueSKVascPlants2006.pdf
CA-AB
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CA-BC
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CA-MB
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CA-ON
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CA-SK
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US-AZ
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US-AR
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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-KS
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US-LA
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US-MA
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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-NM
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US-NC
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US-ND
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US-OK
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US-SD
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US-TN
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US-TX
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US-UT
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US-WI
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US-WY
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10–2200 m
10 meter
2,200 meter
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Leaves 2–15+ × 0.8–6 cm, 1–2-pinnatifid, lobes 3–14, narrowly linear-lanceolate to narrowly oblong-ovate, 1–16 mm wide, faces hirsute, glanddotted.
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Heads 1–15, held well beyond leaves.
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Peduncles (1.5–) 6.5–48+ cm (ribs tan, prominent).
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Phyllaries 5–14, outer linear, 4–14 × 0.5–2 mm, inner lanceolate-ovate, 0.8–3 × 0.8–2 mm.
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Paleae 2.3–3.5 × 0.5–3 mm, resin-glands oval-oblanceolate, 0.6–1.5 mm.
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Ray-florets 4–12;
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corollas yellow, purplish yellow, or maroon, sometimes bicolor (maroon/yellow), laminae lanceolate-ovate to elliptic-oblanceolate, 7–35 × 4–17 mm.
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Discs columnar, 10–50 × 7–12 mm.
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Disc-florets 200–400+;
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corollas greenish yellow, often purplish distally, 1–2.5 mm;
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style-branches 0.5–1.4 mm, proximal 2/3–3/4 stigmatic, apices rounded.
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Cypselae oblong, 1.2–3 × 1.2–2 mm, abaxial margins glabrous, adaxial margins and apices glabrous or ciliate;
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pappi (tan) usually of 1–2 toothlike projections, sometimes 0.2n = 28.
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narrowly linear-lanceolate
narrowly oblong-ovate
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lanceolate-ovate
elliptic-oblanceolate
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