Cornus obliqua Raf.

Silky dogwood (en)

Species

Angiosperms > Cornales > Cornaceae > Cornus

Characteristics

Shrubs, to 5 m, flowering at 1.5 m; rhizomes absent. Stems clustered, branches occasionally arching to ground and rooting at nodes; bark green-tan or maroon-tan, not corky, appearing braided, splitting longitudinally; branchlets green abaxially, maroon to green adaxially, turning red-maroon in fall, densely erect-hairy when young; lenticels not protruding on 2d year branches, area surrounding them not suffused with purple on older branches; pith tan or brown. Leaves: petiole 6–20 mm; blade lanceolate to narrowly elliptic, 4–12 × 1–5 cm, base cuneate, apex acuminate, abaxial surface pale whitish yellow, hairs white, all appressed and rigid, tufts of hairs absent in axils of secondary veins, midvein and secondary veins densely tomentose, adaxial surface dark green, hairs appressed; secondary veins (4–)5–6 per side, evenly spaced, tertiary veins not prominent. Inflorescences flat-topped or convex, 2–7 cm diam., peduncle 20–70 mm; branches and pedicels green or greenish yellow, turning maroon in fruit. Flowers: hypanthium densely appressed-hairy, especially at base; sepals 1–2.3 mm; petals cream, 3.8–5 mm. Drupes blue, portion in direct sunlight bleached white, globose, 5–9 mm diam.; stone globose, 4–6 mm diam., irregularly longitudinally ridged, apex pointed. 2n = 22
Life form perennial
Growth form shrub
Growth support -
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 3.5 - 4.0
Root system rhizome
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway -

Environment

Light 4-9
Soil humidity 3-5
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-7

Usage

Uses medicinal
Edible -
Therapeutic use Gastrointestinal Aid (bark)
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 90 - 730
Germination temperacture (C°) 10 - 15
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -35
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Cornus obliqua world distribution map, present in Canada, Micronesia (Federated States of), Malaysia, and United States of America

Conservation status

Cornus obliqua threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:271624-1
WFO ID wfo-0000924782
COL ID YGLD
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Swida obliqua Thelycrania purpusii Cornus obliqua Cornus purpusii Swida purpusii Cornus amomum subsp. obliqua