Abies firma Siebold & Zucc.

Momi fir (en), Sapin momi (fr)

Species

Gymnosperms > Pinales > Pinaceae > Abies

Characteristics

Trees to 50 m tall; trunk to 2 m d.b.h.; bark black, rough, scaly, fissured; crown pyramidal; branchlets grayish yellow, turning light gray or yellowish gray in 2nd or 3rd year, glabrous, or puberulent in groove; winter buds ovoid, slightly resinous. Leaves almost radially spreading or ascending on upper side of branchlets, pectinately arranged in 2 lateral sets on lower side, bright green adaxially, linear, 2-3.5(-5) cm × 3-4 mm, stomatal lines in 2 white bands abaxially, resin canals 2, median, sometimes also 2 marginal canals in leaves of cone-bearing branchlets, apex emarginate or obtuse. Seed cones green, maturing yellow-or gray-brown, cylindric, 12-15 cm. Seed scales flabellate-trapeziform, 1.2-2.2 × 1.7-2.8 cm. Bracts usually exserted, apex with abrupt, acute cusp. Seeds with cuneate-oblong wing. Pollination Apr-May, seed maturity Oct.
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A tree. It grows 30-45 m high and is evergreen. The trunk is 2 m across. The bark is black, rough and scaly. The crown is pyramid shape. They young branches are greyish yellow. The leaves are deep, shiny green. They are densely covered with stiff, leathery needles. These can be 35 mm long. They occur in 2 rows forming a wide V. They are on the twigs of the lower branches. The cones are green and turn brown and are egg shaped. They are 10-15 cm long.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality monoecy
Pollination anemogamy
Spread -
Mature width (meter) 1.75
Mature height (meter) 30.0
Root system -
Rooting depth (meter) 3.3
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

Hill and mountain forests, where it occurs as scattered trees or small groups over much of its range, with larger stands in the remainder, growing on various mountain soils of volcanic origin or alluvial, and mesic; at elevations to 1,900 metres.
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It is a temperate plant. New growth is damaged by frosts. It can grow in acid soils. It can tolerate some shade. It grows in the mountains of Southern Japan. It suits hardiness zones 6-9. Arboretum Tasmania.
Light 4-8
Soil humidity 3-7
Soil texture 1-6
Soil acidity 3-6
Soil nutriment -
Hardiness (USDA) 6-8

Usage

The seeds are eaten roasted.
Uses environmental use material seasoning timber wood
Edible seeds
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Plants are grown from seed. Seeds germinate in 6 weeks. Seedlings should be transplanted out while small.
Mode seedlings
Germination duration (days) 21 - 30
Germination temperacture (C°) 20 - 23
Germination luminosity -
Germination treatment -
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Abies firma unspecified picture

Distribution

Abies firma world distribution map, present in China and United States of America

Conservation status

Abies firma threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:261525-1
WFO ID wfo-0000511154
COL ID 8KCJ
BDTFX ID 101514
INPN ID 717029
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Abies bifida Abies firma Abies thunbergii Pinus momi Pinus bifida Picea thunbergii Abies momi Picea firma Picea webbiana Abies firma var. bifida Pinus firma var. incisa Abies firma var. momi Pinus firma