Cupressus duclouxiana Hickel

Chinese cypress (en), Cyprès du Yunnan (fr)

Species

Gymnosperms > Cupressales > Cupressaceae > Cupressus

Characteristics

Trees to 25 m tall; trunk to 80 cm d.b.h.; crown conical when young, rounded or broadly domed when old; branches densely arranged; branchlets spreading or drooping but not pendulous, thin, ultimate ones 4-angled, 0.8-1 mm in diam. Leaves closely appressed, slightly glaucous abaxially, 1-2 mm on ultimate branchlets, ridged or ± gibbous with an inconspicuous or more visible abaxial gland, base long decurrent on leading branchlets, apex acute or slightly obtuse. Pollen cones subglobose or oblong, (4-)5-7 mm; microsporophylls (12-)16-20. Seed cones dark brown or purplish brown when ripe, glaucous, globose, 1.5-3.2 cm in diam.; cone scales (6-)8-10, each fertile scale with numerous seeds. Seeds brown or purplish brown, 3-5 mm, with 3 ridges. 2n = 22*.
Life form annual
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality monoecy
Pollination -
Spread -
Mature width (meter) 1.5
Mature height (meter) 20.0 - 25.0
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

Light 6-8
Soil humidity 3-6
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-8

Usage

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

Cultivation

Mode -
Germination duration (days) 30 - 90
Germination temperacture (C°) 18 - 23
Germination luminosity -
Germination treatment stratification
Minimum temperature (C°) -12
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Cupressus duclouxiana unspecified picture

Distribution

Cupressus duclouxiana world distribution map, present in Brazil and China

Identifiers

LSID urn:lsid:ipni.org:names:676736-1
WFO ID wfo-0000630637
COL ID 32FWF
BDTFX ID 101308
INPN ID 611157
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Cupressus duclouxiana Cupressus duclouxiana subsp. likiangensis