Larix griffithii Hook.F.

Sikkim larch (en)

Species

Gymnosperms > Pinales > Pinaceae > Larix

Characteristics

Trees to over 20 m tall; trunk to 80 cm d.b.h.; bark gray-brown or dark brown, deeply fissured longitudinally; long branchlets initially reddish brown, light brown, or yellowish brown; short branchlets 6-8 mm in diam., nearly smooth, with remnants of bud scales and rings of revolute scales bases; winter buds ovoid-globose or globose, not resinous. Leaves 2.5-5.5 cm × 1-1.8 mm, keeled abaxially and toward base adaxially. Seed cones maturing brown or light brown, cylindric or cylindric-ellipsoid, 5-11 × 2.2-3 cm. Seed scales obovate-square, ± flat, 1.1-1.4 × 1.1-1.4 cm at middle of cones, pubescent toward base abaxially, margin denticulate toward apex, apex truncate or slightly emarginate. Bracts ovate-or obovate-lanceolate, longer than seed scales, 5-7 mm at widest part, obviously reflexed. Seeds grayish white, with irregular purplish spots, obliquely obovoid, ca. 10 mm including wing. Pollination Apr-May, seed maturity Oct.
Life form annual
Growth form tree
Growth support free-standing
Foliage retention deciduous
Sexuality monoecy
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 22.5
Root system -
Rooting depth (meter) 1.3
Root diameter (meter) -
Flower color
Blooming months -
Fruit color
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Light 6-9
Soil humidity -
Soil texture -
Soil acidity 2-7
Soil nutriment -
Hardiness (USDA) 8-9

Usage

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

Cultivation

Can be grown by seedlings. Seeds needs stratification.
Mode seedlings
Germination duration (days) 30 - 90
Germination temperacture (C°) 18 - 23
Germination luminosity -
Germination treatment stratification
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Larix griffithii unspecified picture
Larix griffithii unspecified picture

Distribution

Larix griffithii world distribution map, present in China

Conservation status

Larix griffithii threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:1006670-1
WFO ID wfo-0000443342
COL ID 6NZ8D
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Larix griffithiana Larix sikkimensis Pinus griffithiana Abies griffithiana Larix kongboensis Larix griffithii Pinus griffithii Larix griffithii subsp. kongboensis

Lower taxons

Larix griffithii var. speciosa Larix griffithii var. griffithii