Abies nephrolepis Maxim.

Khingan fir (en)

Species

Gymnosperms > Pinales > Pinaceae > Abies

Characteristics

Trees to 30 m tall; trunk to 1.2 m d.b.h.; bark gray, with longitudinal, oblong plates or scales; branchlets light brown, turning gray or gray-brown in 2nd or 3rd year, densely light pubescent; winter buds globose, resinous. Leaves pectinately arranged in 2 lateral sets, ascending on main and cone-bearing branchlets, light green adaxially, linear, flattened, (1-)1.5-2.5 (-3) cm × ca. 1.5 mm, stomatal lines in 2 white bands abaxially, resin canals 2, median, apex emarginate sometimes acute on main and cone-bearing branchlets. Seed cones sessile, purple-brown or dark purple at maturity, ovoid-cylindric or cylindric, 4.5-9.5 × 2-3 cm. Seed scales at middle of cones reniform or flabellate-reniform, rarely flabellate-trapeziform, 1-1.5 × 1.4-2.2 cm, exposed part densely pubescent, lateral margins orbicular or auriculate, erose-denticulate. Bracts included or slightly exserted, obovate, 3/5-4/5 as long as or rarely equaling seed scales, apex with cusp ca. 3 mm. Seeds slightly appressed, obovoid-triangular, 4-6 mm; wing brown, cuneate, usually slightly shorter than seeds. Cotyledons 4 or 5. Pollination Apr-May, seed maturity Sep-Oct.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality monoecy
Pollination anemogamy
Spread -
Mature width (meter) 4.0 - 8.0
Mature height (meter) 30.0
Root system -
Rooting depth (meter) -
Root diameter (meter) 0.4
Flower color -
Blooming months -
Fruit color
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Forests in lower to moderately high montane areas, growing on a variety of well drained mountain soils; it is found at elevations from 500-700 metres in the north of its range, to 2,000 metres in the south.
Light 4-9
Soil humidity 4-6
Soil texture 1-6
Soil acidity 3-6
Soil nutriment -
Hardiness (USDA) 1-5

Usage

Uses essential oil material medicinal wood
Edible -
Therapeutic use Pain (bark), Pain (leaf), Antiseptic (unspecified), Bronchitis (unspecified), Expectorant (unspecified), Rheumatism (unspecified), Stimulant (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by seedlings.
Mode seedlings
Germination duration (days) 21 - 30
Germination temperacture (C°) 20 - 23
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -50
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Abies nephrolepis unspecified picture

Distribution

Abies nephrolepis world distribution map, present in China and Korea (Democratic People's Republic of)

Conservation status

Abies nephrolepis threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:261594-1
WFO ID wfo-0000511289
COL ID 63YW4
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Abies nephrolepis f. chlorocarpa Pinus nephrolepis Abies nephrolepis Abies sibiriconephrolepis Abies yoneyamae Abies sibirica Abies sibirica var. nephrolepis Abies veitchii var. nephrolepis Abies koreana f. prostrata