Ostryopsis davidiana Decne.

Species

Angiosperms > Fagales > Betulaceae > Ostryopsis

Characteristics

Shrubs to 3 m tall. Branches gray, glabrous; branchlets brown, striate, densely pubescent. Petiole 3-12 mm, densely pubescent; leaf blade ovate or elliptic-ovate, rarely broadly ovate or broadly obovate, 2-6.5 × 1.5-5 cm, subleathery, abaxially bearded in axils of lateral veins, densely white pubescent, with yellow or brown resinous glands, adaxially sparsely pubescent, base cordate, obliquely cordate, or subrounded, margin doubly serrate and usually incised above middle, apex acuminate or acute; lateral veins 7-9 on each side of midvein. Male inflorescence 1; bracts pubescent. Female inflorescence terminal, racemose-capitulate; peduncle to 2.5 cm, slender, densely pubescent, sparsely hirsute; bracts forming a tubular sheath, 1-1.5 cm, leathery, densely pubescent, striate, lobed at apex. Nutlet brown, ovoid or subglobose, 4-6 × 4-5 mm, shiny, sparsely pubescent, ribbed. Fl. May-Jun, fr. Jul-Aug.
More
A shrub. It grows 3 m tall. The small branches are densely hairy. The leaves are broadly oval and 2-7 cm long by 2-5 cm wide.
Life form -
Growth form shrub
Growth support -
Foliage retention deciduous
Sexuality monoecy
Pollination anemogamy
Spread -
Mature width (meter) -
Mature height (meter) 2.75 - 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 c3

Environment

It is a temperate plant. In northern China it grows between 800-2,800 m above sea level.
More
Sparse forests, thickets and hillsides; at elevations from 800-2,800 metres
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 4-4

Usage

Uses environmental use fodder medicinal oil
Edible leaves seeds
Therapeutic use Tobacco (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by seedlings. Seeds needs soaking.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment soaking
Minimum temperature (C°) -20
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Ostryopsis davidiana unspecified picture

Distribution

Ostryopsis davidiana world distribution map, present in Chile and China

Conservation status

Ostryopsis davidiana threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:295677-1
WFO ID wfo-0000261481
COL ID 75CXM
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Ostryopsis davidiana Corylus davidiana