Potentilla arenosa (Turcz.) Juz.

Species

Angiosperms > Rosales > Rosaceae > Potentilla

Characteristics

Plants scarcely to ± tufted. Caudex branches thick, not columnar, not sheathed with marcescent whole leaves. Stems ascending to erect, (0.3–)0.8–2.5(–4.5) dm, lengths (2–)3–5 times basal leaves. Basal leaves 1.5–12(–20) cm; petiole 1–7(–15) cm, long hairs sparse to abundant, spreading to ± ascending, rarely loosely appressed, 1–2(–2.5) mm, usually stiff, sometimes weak (subsp. chamissonis), verrucose, short and/or crisped hairs absent or sparse to abundant, cottony hairs absent, glands absent or sparse; leaflets separate to ± overlapping, central obovate, 1–3.5(–4.5) × 0.5–2(–3) cm, usually petiolulate, ?petiolule to 5 mm?, base cuneate, margins slightly revolute, distal ± 3/4 incised ± 1/2 to midvein, teeth (2–)3–4(–6) per side, ± approximate to distant, surfaces dissimilar, often strongly so, abaxial white to gray, long hairs 0.5–1.8 mm, cottony-crisped hairs ± dense, adaxial green, sometimes grayish green, long hairs sparse to abundant, short-crisped hairs sparse to abundant. Cauline leaves (0–)1–2. Inflorescence 1–7(–15)-flowered. Pedicels 1.5–5 cm in flower, to 6(–10) cm in fruit. Flowers: epicalyx bractlets linear-lanceolate to lanceolate-elliptic, 2–5(–7) × 0.4–1.2(–1.5) mm, 1/4–1/2 as wide as sepals, margins usually flat, red glands absent or sparse and inconspicuous; hypanthium 3–5 mm diam.; sepals 3–6(–8) mm, apex acute; petals 4–7(–10) × 4–7(–9) mm, ± longer than sepals; filaments 0.8–1 mm, anthers 0.4 mm; carpels 28–40, apical hairs absent, styles conic-columnar, strongly papillate-swollen in proximal 1/5–1/3, 1–1.5 mm. Achenes 1.1 mm.
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Growth form herb
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Foliage retention deciduous
Sexuality hermaphrodite
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OctNovDec
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Hardiness (USDA) 4-10

Usage

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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 arenosa world distribution map, present in China, Liberia, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:727656-1
WFO ID wfo-0001004802
COL ID 4M4YW
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Potentilla x tomentulosa Potentilla nipharga Potentilla basanensis Potentilla arenosa Potentilla nivea var. nipharga Potentilla nivea var. nivea Potentilla nivea var. arenosa Potentilla arenosa var. pinnatisecta Potentilla nivea var. arenosa Potentilla nivea subsp. arenosa