Potentilla rivalis Nuttall in J. Torrey and A. Gray (Q3964)
Potentilla rivalis is a taxon with the rank species within the section Potentilla sect. Rivales
| Language | Label | Description | Also known as |
|---|---|---|---|
| English |
Potentilla rivalis Nuttall in J. Torrey and A. Gray
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Potentilla rivalis is a taxon with the rank species within the section Potentilla sect. Rivales
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Statements
taxon/id/Potentilla rivalis Nuttall
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Potentilla rivalis Nuttall
Potentilla rivalis
Nuttall
FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York.
accepted
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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-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-SK
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Harms, V.L. 2006. Annotated catalogue of Saskatchewan vascular plants. http://www.biodiversity.sk.ca/Docs/AnnotatedCatalogueSKVascPlants2006.pdf
CA-MB
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Manitoba Checklist, 2002
CA-ON
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Newmaster, S.G. & S. Ragupathy. 2005. Flora Ontario - Integrated Botanical Information System (FOIBIS), Phase I. University of Guelph, Canada. http://www.uoguelph.ca/foibis http://www.uoguelph.ca/foibis/
CA-QC
present
introduced
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Herbier Marie-Victorin (MT). Université de Montréal, Montréal, QC. Specimen. http://www.biodiversite.umontreal.ca/herbier-marie-victorin?lang=en
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-CA
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US-CO
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US-ID
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US-IL
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US-IA
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US-ME
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US-MD
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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-NV
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US-NM
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US-NY
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US-ND
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US-OK
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US-OR
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US-SD
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US-TX
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US-UT
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US-VA
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US-WA
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US-WI
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US-WY
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200–2400 m
200 meter
2,400 meter
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Stems decumbent to erect, sometimes prostrate, (0.5–) 1–4 (–7) dm, hairs at base not stiff, not tubercle-based, glands absent or sparse, inconspicuous.
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Leaves ternate, palmate, or subpalmate (with distal leaflets ± confluent), basal 3–15 (–25) cm, cauline 2–7 (–12) cm;
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petiole: basal 1–9 (–16) cm, cauline 0.5–4 (–8) cm, long hairs usually common to abundant, ascending to spreading, 0.5–1.5 mm, usually ± weak, ± crisped hairs common to abundant, glands absent or sparse, inconspicuous;
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leaflets 3–5 (–7), at tip to distal 1/5 (basal) or 1/2 (cauline) of leaf axis, separate to ± overlapping, largest ones oblanceolate-elliptic to obovate, (0.5–) 1–5 (–6) × 0.5–2 (–2.5) cm, distal 1/2–3/4 of margin evenly to unevenly incised 1/3–1/2 to midvein, sometimes cleft nearly to base, teeth 3–8 per side, surfaces moderately to abundantly hairy, glands absent or sparse.
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Inflorescences (5–) 20–100+-flowered.
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Pedicels 0.2–1 (–2) cm.
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Flowers: epicalyx bractlets narrowly elliptic to ovate, (1.5–) 2–4 (–6) × 0.8–1.5 mm;
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hypanthium (2–) 3–5 mm diam.;
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sepals 3–5 mm, apex broadly acute to obtuse;
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petals pale-yellow to yellow, broadly oblong-obovate, 1.5–2 × 1 mm;
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stamens (5–) 10 (–15), filaments 0.4–0.9 mm, anthers 0.2–0.3 mm;
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carpels 40–100, styles 0.5–0.6 mm.
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