Cornus alba L.

Siberian dogwood (en), Cornouiller blanc (fr)

Species

Angiosperms > Cornales > Cornaceae > Cornus

Characteristics

Shrubs deciduous, spreading, to 3 m tall. Bark purplish red; young branches terete, pubescent with short whitish trichomes, later glabrous, glaucous; old branches reddish, with scattered grayish white rounded lenticels; leaf scars semicircular, conspicuous. Leaf blade abaxially glaucous green, elliptic or ovate-elliptic, 5–8.5 × 1.8–5.5 cm, papery, veins (4 or)5(or 6), pubescent with short white appressed trichomes, axils of veins sometimes with a cluster of long brown trichomes, small veins conspicuous, base cuneate or broadly cuneate, margin entire or slightly revolute, apex acute. Corymbose cymes dense, ca. 3 cm wide, pubescent with soft white trichomes. Pedicel 2–6.5 mm, slender. Flowers white or yellowish white, 6–8.2 mm in diam. Calyx lobes sharply triangular, 0.1–0.2 mm, shorter than disk. Petals 3–3.8 × 1.1–1.8 mm. Stamens longer than petals; anthers yellowish. Style cylindrical, 2.1–2.5 mm; stigma disciform, broader than style. Fruit creamy white or bluish white at maturity, oblong-globose, laterally slightly compressed, ca. 8 mm, 5.5–6 mm in diam.; stones ± diamond-shaped, laterally compressed, ca. 5 × 3 mm, 3-ribbed on each side. Fl. Jun–Jul, fr. Aug–Oct.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) 1.5 - 2.5
Mature height (meter) 1.5 - 2.5
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 c3

Environment

Mixed broad-leaved and coniferous forests, mixed thickets by streams; at elevations from 600-1,700 metres, occasionally to 2,700 metres in China.
Light 4-9
Soil humidity 3-7
Soil texture 3-5
Soil acidity 3-7
Soil nutriment -
Hardiness (USDA) 4-7

Usage

Uses environmental use material medicinal oil wood
Edible fruits seeds
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by cuttings or seedlings.
Mode cuttings seedlings
Germination duration (days) 90 - 730
Germination temperacture (C°) 7 - 9
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -29
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Habit

Cornus alba habit picture by Pushno (cc-by-sa)
Cornus alba habit picture by Lulla May (cc-by-sa)

Leaf

Cornus alba leaf picture by Ирина (cc-by-sa)
Cornus alba leaf picture by Елена н (cc-by-sa)
Cornus alba leaf picture by Sergey (cc-by-sa)

Flower

Cornus alba flower picture by Ya Ya (cc-by-sa)
Cornus alba flower picture by VeronikaMSK (cc-by-sa)
Cornus alba flower picture by Ermakov Konstantin (cc-by-sa)

Fruit

Cornus alba fruit picture by Алексей Алексей (cc-by-sa)
Cornus alba fruit picture by Кира Макарова (cc-by-sa)
Cornus alba fruit picture by Ermakov Konstantin (cc-by-sa)

Distribution

Cornus alba world distribution map, present in Chile, China, Montenegro, and Korea (Democratic People's Republic of)

Identifiers

LSID urn:lsid:ipni.org:names:330224-2
WFO ID wfo-0000924570
COL ID YGGQ
BDTFX ID 75833
INPN ID 92494
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Swida hessei Swida alba Cornus dichotoma Cornus pumila Cornus purpurea Cornus subumbellata Cornus tartarica Cornus hessei Cornus alba f. sibirica Cornus sibirica Cornus spaethii Swida pumila Thelycrania alba Swida alba var. argenteo-marginata Cornus tatarica var. sibirica Swida alba var. sibirica Cornus alba var. argenteomarginata Cornus alba var. sibirica Cornus alba subsp. tatarica Cornus mas var. nana Swida subumbellata Cornus alba