Potentilla pedersenii (Rydb.) Rydb.

Species

Angiosperms > Rosales > Rosaceae > Potentilla

Characteristics

Caudex branches not sheathed with marcescent whole leaves. Stems ascending to nearly erect, 0.4–2 dm. Basal leaves often both ternate and palmate or subpalmate on same plant, 2.5–4 cm; petiole 1.5–2.5 cm, long hairs common to abundant, loosely appressed to ascending-spreading, 1–2 mm, weak to ± stiff, verrucose, crisped(/short) hairs absent or sparse to common, cottony hairs absent, glands sparse to common; leaflets 3–5, proximalmost separated by 0–2 mm, central broadly elliptic to obovate, 1–1.5 × 0.5–0.9 cm, petiolules 1–2 mm, distal 2/3–3/4 of margin incised 1/2–3/4 to midvein, teeth (2–)3–4 per side, 4–6 mm, apical tufts ± 1 mm, abaxial surfaces grayish white to white, long hairs abundant (sometimes obscuring entire surface), cottony-crisped hairs abundant to dense, short hairs absent or obscured, glands sparse to common but usually obscured, adaxial grayish green to gray, long hairs sparse to abundant, 1–1.5(–2) mm, ± weak, short (short-crisped) hairs absent or sparse, rarely common, cottony hairs absent, glands absent or sparse, rarely common. Cauline leaves 0–2. Inflorescences (1–)3–7-flowered, open, branch angle 30–50°. Pedicels 1–2 cm, proximal to 4 cm. Flowers: epicalyx bractlets narrowly ovate to elliptic, 4–5 × 1–1.4 mm; hypanthium 3–4 mm diam.; sepals 4–6 mm, apex subacute to acute, glands sparse to common, usually not obscured; petals pale yellow, usually not overlapping, 6–7 × 4–8 mm, distinctly longer than sepals; filaments 1–2 mm, anthers ± 0.4 mm; carpels 40–80, styles 0.8–0.9 mm. Achenes 1.1–1.2 mm.
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Growth form herb
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Foliage retention deciduous
Sexuality hermaphrodite
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Usage

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Edible -
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Cultivation

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Germination duration (days) 14 - 30
Germination temperacture (C°) 18 - 21
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Distribution

Potentilla pedersenii world distribution map, present in Canada

Identifiers

LSID urn:lsid:ipni.org:names:209429-2
WFO ID wfo-0000989538
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Wikipedia (EN)
Wikipedia (FR)

Synonyms

Potentilla pedersenii