Potentilla villosa Pall. ex Pursh

Villous cinquefoil (en)

Species

Angiosperms > Rosales > Rosaceae > Potentilla

Characteristics

Plants ± to densely tufted. Caudex branches stout, sometimes short-columnar, not sheathed with marcescent whole leaves. Stems ascending, 0.5–2(–2.5) dm, lengths 1.5–3 times basal leaves. Basal leaves 2–12(–15) cm; petiole 1–9(–12) cm, long hairs ± abundant to dense, spreading to ascending, 1–2.5(–3) mm, soft to weak, smooth, crisped hairs absent or sparse, cottony hairs absent, glands sparse to common, sometimes obscured; leaflets usually ± overlapping, central broadly obovate to suborbiculate, (0.5–)1.5–2.5(–3) × (0.5–)1.5–2.6(–3.2) cm, sessile to subsessile, base cuneate to rounded, margins revolute, distal 1/2–2/3(–3/4) incised 1/4–1/2 to midvein, teeth 3–6(–7) per side, ± approximate to ± distant, surfaces ± dissimilar, abaxial yellowish or grayish white, long hairs 1–2 mm, cottony-crisped hairs ± dense, adaxial grayish green, long hairs abundant to dense, crisped hairs absent, sparse, or obscured. Cauline leaves (0–)1–2. Inflorescences (1–)2–7(–10)-flowered. Pedicels 0.5–3(–4) cm in flower, to 4 cm in fruit. Flowers: epicalyx bractlets ovate to oval-elliptic, 3–8 × 2–5 mm, 2/3 to as wide as sepals, margins strongly revolute, red glands absent; hypanthium 5–7 mm diam.; sepals 4–8 mm, apex ± acute; petals (5–)7–15 × 7–16 mm, significantly longer than sepals; filaments 1.8–2.1 mm, anthers 0.7–0.8 mm; carpels 150–250, apical hairs usually absent, rarely present (cottony), styles narrowly conic to tapered, ± papillate-swollen on proximal 1/5–1/2, 0.9–1.1 mm. Achenes 0.9–1.3 mm. 2n = 14.
Life form perennial
Growth form herb
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.15 - 0.3
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Light 7-9
Soil humidity 3-5
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-9

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 14 - 30
Germination temperacture (C°) 18 - 21
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Potentilla villosa unspecified picture

Distribution

Potentilla villosa world distribution map, present in Canada and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:209567-2
WFO ID wfo-0001005689
COL ID 4M696
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Potentilla villosa Potentilla nivea var. villosa Potentilla villosa var. parviflora Potentilla villosa var. villosa