Cotoneaster horizontalis Decne.

Rockspray cotoneaster (en), Cotonéaster horizontal (fr)

Species

Angiosperms > Rosales > Rosaceae > Cotoneaster

Characteristics

Shrubs deciduous or semievergreen, procumbent, usually to 50 cm tall, sometimes taller, with horizontally spreading, distichously much branched stems. Branchlets blackish brown, terete, initially strigose, glabrous when old. Petiole 1–3 mm, pubescent; stipules caducous, brown, subulate or lanceolate, 2–4 mm, puberulous; leaf blade suborbicular or broadly elliptic, rarely obovate, 6–14 × 4–9 mm, midvein raised abaxially and ± impressed adaxially, abaxially sparsely accumbent pubescent, adaxially glabrous, base cuneate, apex usually acute. Inflorescences 1-or 2-flowered. Pedicel short to nearly absent. Flowers 5–7 mm in diam. Hypanthium campanulate, abaxially sparsely pubescent. Sepals triangular, 1–1.5 × 1–2 mm, apex acute. Petals erect, pink, reddish, or whitish, 3–4 × 2–3 mm, base shortly clawed, apex obtuse. Stamens ca. 12, shorter than petals. Ovary pilose apically; styles (2 or)3, free, not exceeding stamens. Fruit bright red, subglobose or ellipsoid, (3–)5–7 mm in diam., pyrenes 3, rarely 2. Fl. May–Jun, fr. Sep–Oct.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread endozoochory
Mature width (meter) 1.25 - 1.5
Mature height (meter) 0.5 - 1.1
Root system -
Rooting depth (meter) 0.4
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Light 4-7
Soil humidity 3-6
Soil texture 1-6
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 4-6

Usage

Uses environmental use medicinal
Edible -
Therapeutic use Cyanogenetic (unspecified), Poison (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by cuttings or seedlings.
Mode cuttings seedlings
Germination duration (days) 180 - 365
Germination temperacture (C°) 21
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -35
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Habit

Cotoneaster horizontalis habit picture by Giode Tonpino (cc-by-sa)
Cotoneaster horizontalis habit picture by bokilo (cc-by-sa)
Cotoneaster horizontalis habit picture by Brigitte Klotz (cc-by-sa)

Leaf

Cotoneaster horizontalis leaf picture by matz12 (cc-by-sa)
Cotoneaster horizontalis leaf picture by Giode Tonpino (cc-by-sa)
Cotoneaster horizontalis leaf picture by Christian Biegel (cc-by-sa)

Flower

Cotoneaster horizontalis flower picture by Petr Smetana (cc-by-sa)
Cotoneaster horizontalis flower picture by alain bourrier (cc-by-sa)
Cotoneaster horizontalis flower picture by grutz (cc-by-sa)

Fruit

Cotoneaster horizontalis fruit picture by Giode Tonpino (cc-by-sa)
Cotoneaster horizontalis fruit picture by Henry Blomstrand (cc-by-sa)
Cotoneaster horizontalis fruit picture by bokilo (cc-by-sa)

Distribution

Cotoneaster horizontalis world distribution map, present in Australia, Austria, Belgium, Canada, Switzerland, China, Germany, France, United Kingdom of Great Britain and Northern Ireland, Hungary, Italy, Japan, Liechtenstein, Luxembourg, Netherlands, Norway, New Zealand, Poland, Slovakia, Slovenia, Sweden, Taiwan, Province of China, and United States of America

Identifiers

LSID urn:lsid:ipni.org:names:722522-1
WFO ID wfo-0000984749
COL ID YXYX
BDTFX ID 19200
INPN ID 92663
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Cotoneaster perpusillus Cotoneaster ascendens Cotoneaster symonsii Diospyros chaffanjonii Cotoneaster atrovirens Cotoneaster atropurpureus Cotoneaster horizontalis var. horizontalis Cotoneaster acuminatus var. prostratus Cotoneaster davidianus Cotoneaster horizontalis

Lower taxons

Cotoneaster horizontalis f. variegatus Cotoneaster horizontalis var. wilsonii Cotoneaster horizontalis var. perpusillus