Picea smithiana Boiss.

West himalayan spruce (en), Épicéa de l'Himalaya (fr)

Species

Gymnosperms > Pinales > Pinaceae > Picea

Characteristics

Trees to 60 m tall; trunk to 2 m d.b.h.; bark pale brown, breaking into irregular plates; crown conical; branchlets pendulous, pale brown or pale gray when young, glabrous; winter buds reddish brown, conical or ovoid, scales slightly open, rarely appressed at base of branchlets. Leaves spreading radially, directed obliquely forward, quadrangular-linear, slender, curved, quadrangular or subquadrangular in cross section, 3.3-5.5 cm × 1.3-1.8 mm, stomatal lines 2-5 along each surface, apex acute or acuminate. Seed cones green, maturing brown, lustrous, cylindric or fusiform-cylindric, 10-18 × 4.5-5 cm. Seed scales broadly obovate, thick, ca. 3 × 2.4 cm, rigid, base cuneate, apex entire, broadly triangular-obtuse. Seeds dark brown, ca. 5 mm; wing ovoid-oblong, 1-1.5 cm, apex pointed.
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A large tree. It can be 60 m tall. The trunk is 2 m across. The bark is pale brown and breaks into irregular plates. The plant has a weeping habit with the branches hanging downwards. The leaves are spreading. The leaves are 3.3-5.5 cm long by 1.3-1.8 mm wide and dark green. The cones are green and 10-18 cm long by 4.5-5 cm wide. They are pointed at both ends. As they mature they turn purple. The seeds are dark brown and about 5 mm wide.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality monoecy
Pollination anemogamy
Spread -
Mature width (meter) 4.0
Mature height (meter) 30.0
Root system -
Rooting depth (meter) 1.4
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

It is a temperate plant. It is frost hardy, once established. They grow in alpine soils between 2300-3600 m altitude in China. It suits hardiness zones 6-8. Arboretum Tasmania. Kyneton Botanical Gardens.
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Usually found on N. and W. slopes inhabiting the drier upper areas often in association with silver fir or deodar; at elevations from 2,100-3,600 metres.
Light 7-9
Soil humidity 4-6
Soil texture 1-6
Soil acidity 1-7
Soil nutriment -
Hardiness (USDA) 6-9

Usage

Uses charcoal environmental use material medicinal wood
Edible barks flowers gums seeds shoots
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Plants are grown by seed.
Mode cuttings seedlings
Germination duration (days) 30 - 60
Germination temperacture (C°) 12
Germination luminosity -
Germination treatment stratification
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Picea smithiana unspecified picture
Picea smithiana unspecified picture

Distribution

Picea smithiana world distribution map, present in Afghanistan, China, India, and Pakistan

Conservation status

Picea smithiana threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:262724-1
WFO ID wfo-0000482635
COL ID 4HQ52
BDTFX ID 101602
INPN ID 611383
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Pinus khutrow Pinus smithiana Pinus morinda Picea khutrow Picea morinda Abies khutrow Abies smithiana Picea smithiana Abies morinda Picea smithiana var. nepalensis Picea smithiana subsp. nepalensis Picea smithiana var. pendula Pinus pendula