Cotoneaster obscurus Rehder & E.H.Wilson

Species

Angiosperms > Rosales > Rosaceae > Cotoneaster

Characteristics

Shrubs deciduous, (0.5–)1.5–3 m tall, much branched. Branchlets brown or purplish brown to blackish brown, terete, initially yellowish strigose, gradually glabrescent. Petiole 2–4 mm, sparsely pilose; stipules lanceolate, 2–4 mm, membranous, pilose; leaf blade elliptic-ovate or rhombic-ovate, 2.5–4.5 × 1.5–2.5 cm, lateral veins 5–7 pairs, raised abaxially and slightly impressed adaxially, abaxially yellowish gray tomentose, adaxially sparsely pubescent, base broadly cuneate, apex acuminate, rarely acute. Corymbs 1.5–2.5 cm, 3–7-flowered; rachis and pedicels pubescent; bracts linear-lanceolate, 2–3 mm, membranous, slightly pubescent. Flowers 7–8 mm in diam. Hypanthium campanulate, abaxially pubescent. Sepals triangular, 1.5–2 mm and ca. as broad, apex shortly acuminate. Petals erect, reddish, elliptic to ovate, 3–4 × 2–3 mm, base shortly clawed, apex obtuse. Stamens 16–20, shorter than petals. Ovary white pubescent apically; styles 2 or 3, free, somewhat not exceeding stamens. Fruit dark red, ovoid, 7–8 × 5–6 mm, pyrenes usually 2–4. Fl. May–Jun, fr. Sep–Oct. 2n = 68*.
Life form annual
Growth form shrub
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 1.5 - 3.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color
Fruiting months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 4-9
Soil humidity 3-5
Soil texture 1-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) 5-8

Usage

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

Cultivation

Mode -
Germination duration (days) 180 - 365
Germination temperacture (C°) 21
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -29
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Leaf

Cotoneaster obscurus leaf picture by Diego Alex (cc-by-sa)

Distribution

Cotoneaster obscurus world distribution map, present in China

Identifiers

LSID urn:lsid:ipni.org:names:722612-1
WFO ID wfo-0000985844
COL ID 6B8QC
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Cotoneaster obscurus