Arctostaphylos uva-ursi (L.) Spreng.

Kinnikinnick (en), Raisin d'ours (fr), Busserole raisin-d'ours (fr), Raisin-d'ours (fr), Arbousier traînant (fr)

Species

Angiosperms > Ericales > Ericaceae > Arctostaphylos

Characteristics

Shrubs, prostrate, mat-forming, 0.1-0.5 m; burl sometimes present, sometimes epicormic; twigs usually sparsely short-hairy, sometimes long-hairy or short and/or long glandular-hairy. Leaves separated proximally, overlapping distally, bifacial; petiole 2-4 mm; blade light green abaxially, dark green adaxially, shiny, usually oblanceolate to obovate, sometimes narrowly elliptic, 1-2.5 × 0.5-1.5 cm, base cuneate (not clasping), margins entire, often cupped, surfaces smooth, sparsely puberulent, glabrescent . Inflorescences racemes (simple or 1-branched); immature inflorescence pendent, (congested), axis 0.3-1 cm, 1+ mm diam., usually sparsely short-hairy, sometimes long-hairy or short glandular-hairy; bracts not appressed, scalelike, narrowly deltate, 2-6 mm (larger than buds), apex acuminate, surfaces glabrous. Pedicels 2-4 mm, glabrous. Flowers: corolla white to pink, urceolate; ovary glabrous. Fruits globose, 6-12 mm diam., glabrous. Stones distinct. 2n = 26, 52.
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Prostrate shrub, forming mats to 1 m wide; lvs leathery, evergreen, oblanceolate to oblong-obovate, 1–3 cm, obtuse or rounded, entire, tapering to the base; sep broadly ovate, 1.5 mm; cor commonly white or tinged with pink, 4–6 mm; fr bright red, dry or mealy, inedible, 6–10 mm, the 5 nutlets partly or usually wholly concrescent. Sandy or rocky soil. May, June. (Uva-ursi uva-ursi) Circumboreal, in N. Amer. from Lab. to Alas., s. to Va., n. Ind., Ill., N.M., and Calif. Variable, especially in pubescence, but not taxonomically divisible, the differences reflecting combinations of genetic and environmental factors.
It is a shrub. It normally lies along the ground. It often cascades over rocks and walls. It forms mats. It grows 10 cm high and spreads 50 cm wide. The leaves are alternate and simple. They are paddle shaped. They are thick and shiny and 12-25 mm long. The leaves are dark green. The leaves turn red in autumn. The flowers are almost round and in small clusters. They droop. They are dull pink. The fruit are green berries. They turn red as they ripen.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention evergreen
Sexuality hermaphrodite
Pollination entomogamy
Spread endozoochory
Mature width (meter) 0.1 - 0.5
Mature height (meter) 0.1 - 0.25
Root system -
Rooting depth (meter) 0.5
Root diameter (meter) 0.4
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Coastal dunes, open, acidic temperate and boreal forests, high montane on acidic, sandy, or rocky soils; at elevations up to 3,100 metres. Dry open woods, often on gravelly or sandy soils. It is found on limestone in the European Alps.
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It is a temperate plant. It grows naturally in the colder regions of the northern hemisphere. It grows in sandy and rocky soils. It suits hardiness zones 4-9.
Light 4-8
Soil humidity 2-4
Soil texture 3-6
Soil acidity 2-7
Soil nutriment -
Hardiness (USDA) 3-7

Usage

The dried fruit are used for tea. The fruit can also be cooked and eaten. They are used for preserves or made into jelly, marmalade, sauces and pastes. The ripe fruit can be soaked in water or butter to reduce the dryness. The dried leaves are used for tea. Caution: Too many fruit can cause stomach problems and should not be eaten by pregnant women.
Uses beverage dye environmental use forage invertebrate food material medicinal ornamental smoking spice tea
Edible fruits leaves
Therapeutic use Blood Medicine (bark), Analgesic (fruit), Cold Remedy (fruit), Cough Medicine (fruit), Orthopedic Aid (fruit), Unspecified (fruit), Antidiarrheal (fruit), Pediatric Aid (fruit), Laxative (fruit), Dermatological Aid (leaf), Analgesic (leaf), Orthopedic Aid (leaf), Psychological Aid (leaf), Abortifacient (leaf), Oral Aid (leaf), Burn Dressing (leaf), Ear Medicine (leaf), Unspecified (leaf), Narcotic (leaf), Adjuvant (leaf), Ceremonial Medicine (leaf), Emetic (leaf), Antihemorrhagic (leaf), Blood Medicine (leaf), Eye Medicine (leaf), Kidney Aid (leaf), Urinary Aid (leaf), Tonic (leaf), Dietary Aid (leaf), Diuretic (leaf), Anti-infective agents, local (leaf), Urinary tract infections (leaf), Hunting Medicine (root), Gynecological Aid (root), Antihemorrhagic (root), Dermatological Aid (unspecified), Oral Aid (unspecified), Pediatric Aid (unspecified), Kidney Aid (unspecified), Urinary Aid (unspecified), Gynecological Aid (unspecified), Antirheumatic (External) (unspecified), Panacea (unspecified), Orthopedic Aid (unspecified), Ache(Ear) (unspecified), Ache(Stomach) (unspecified), Antiseptic (unspecified), Astringent (unspecified), Cough (unspecified), Cystitis (unspecified), Depurative (unspecified), Diuretic (unspecified), Fumitory (unspecified), Inflammation (unspecified), Narcotic (unspecified), Tonic (unspecified), Antidote(Rhus) (unspecified), Cold (unspecified), Demulcent (unspecified), Anti-infective agents, local (unspecified), Astringents (unspecified), Common cold (unspecified), Diuretics (unspecified), Acute and chronic pyelitis (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Plants can be grown from seed. They can also be grown from cuttings. It needs an acid soil of pH 5.
Mode cuttings divisions seedlings
Germination duration (days) -
Germination temperacture (C°) 21
Germination luminosity -
Germination treatment scarification soaking
Minimum temperature (C°) -45
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Habit

Arctostaphylos uva-ursi habit picture by Matt P. Walser (cc-by-sa)
Arctostaphylos uva-ursi habit picture by Matt P. Walser (cc-by-sa)
Arctostaphylos uva-ursi habit picture by octopodia (cc-by-sa)

Leaf

Arctostaphylos uva-ursi leaf picture by chris whipple (cc-by-sa)
Arctostaphylos uva-ursi leaf picture by Mariani Cecilia (cc-by-sa)
Arctostaphylos uva-ursi leaf picture by sean hay (cc-by-sa)

Flower

Arctostaphylos uva-ursi flower picture by apo (cc-by-sa)
Arctostaphylos uva-ursi flower picture by Pierre TONNEL (cc-by-sa)
Arctostaphylos uva-ursi flower picture by Alain Kervran (cc-by-sa)

Fruit

Arctostaphylos uva-ursi fruit picture by Decker Dan (cc-by-sa)
Arctostaphylos uva-ursi fruit picture by Nicole Roux (cc-by-sa)
Arctostaphylos uva-ursi fruit picture by Martin Wittwer (cc-by-sa)

Distribution

Arctostaphylos uva-ursi world distribution map, present in Canada, France, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:1024084-2
WFO ID wfo-0000543738
COL ID GBQG
BDTFX ID 6115
INPN ID 83527
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Mairrania uva-ursi Uva-ursi procumbens Arbutus officinalis Arctostaphylos officinalis Arbutus acerba Arbutus buxifolia Arbutus uva-ursi Arctostaphylos adenotricha Arctostaphylos uva-ursi Uva-ursi buxifolia Daphnidostaphylis fendleri Daphnidostaphylis fendleriana Arbutus procumbens Arctostaphylos angustifolia Arctostaphylos procumbens Arctostaphylos uva-ursi f. adenotricha Arctostaphylos uva-ursi f. coactilis Arctostaphylos uva-ursi f. heterochroma Arctostaphylos uva-ursi f. leobreweri Arctostaphylos uva-ursi f. longipilosa Arctostaphylos uva-ursi f. marinensis Arctostaphylos uva-ursi f. stipitata Arctostaphylos uva-ursi f. suborbiculata Arctostaphylos uva-ursi var. adenotricha Arctostaphylos uva-ursi subsp. adenotricha Arctostaphylos uva-ursi var. coactilis Arctostaphylos uva-ursi subsp. coactilis Arctostaphylos uva-ursi subsp. crassifolius Arctostaphylos uva-ursi var. leobreweri Arctostaphylos uva-ursi subsp. longipilosa Arctostaphylos uva-ursi var. marinensis Arctostaphylos uva-ursi subsp. monoensis Arctostaphylos uva-ursi var. pacifica Arctostaphylos uva-ursi var. saxicola Arctostaphylos uva-ursi subsp. stipitata Arctostaphylos uva-ursi var. stipitata Arctostaphylos uva-ursi var. suborbiculata Arctostaphylos uva-ursi var. uva-ursi Arctostaphylos uva-ursi var. fendleriana Arctostaphylos uva-ursi f. uva-ursi Uva-ursi procumbens var. coactilis Uva-ursi procumbens var. adenotricha