Acrocarpus fraxinifolius Wight & Arn.

Species

Angiosperms > Fabales > Fabaceae > Acrocarpus

Characteristics

Tree 20-30(-50) m high and 0.6-1 (-4) m in diam. Leaves rather large, petiole and main rachis up to 80 cm; pinnae (2-)3-5 pairs, secondary petiole and rachis up to c. 45 cm long. Leaflets 4-7(-9) pairs per pinnule, chartaceous, ovate or ovate-oblong, 3.5-11 (-18) by 1.5 — 5( — 8.5) cm, shortly acuminate or acute; base cuneate, obtuse, or rotund, rarely obscurely cordate, sometimes slightly asymmetric; pubescent beneath when young, glabrescent, often slightly hairy along the midrib and on the petiolules, sometimes almost glabrous when old; lateral nerves 5-9(-12) pairs; petiolules 2-4 mm. Inflorescences up to 32 cm long; pedicels 4-10 mm. Hypanthium 2.5-8 mm long. Calyx puberulous outside; lobes ovate or triangular, 2.5-4 mm long. Petals dark red, oblong or slightly ob-lanceolate, 5-9 by 1-2.5 mm, puberulous on both surfaces. Disk hairy on the lower half inside. Stamens: filaments 15-18 mm; anthers 2-3 mm long. Ovary 12-15 mm long, loosely hairy except the apical part. Pods (8 — )10 — 12( — 17) by (l-)1.5-2 cm (incl. stipe); wing 3-5 mm wide, rather smooth. Seeds c. 6.5 by 5 mm.
More
Trees, large, to 30 m tall before tree forks. Leaves 30-40 cm, lower leaves with 3-8 pairs of pinnae, leaves at apices of branches pinnate; rachis of leaves and of pinnae yellowish brown puberulent, glabrescent; leaflets 4-8 pairs, ovate or ovate-oblong, 7-13 × 4-7 cm, subleathery, lateral veins 8-12 pairs, base slightly oblique, broadly cuneate or rounded, margin entire, apex acuminate or acute. Racemes axillary, 20-25 cm, densely flowered; rachis pubescent at apex. Flowers erect at first, drooping later, scarlet, large. Pedicels 6-8 mm, pubescent. Petals lanceolate, ca. 2 × as long as and alternate with sepals, as receptacles and sepals yellowish brown puberulent. Stamens alternate with petals; filaments long, ca. 2 × as long as and much more exserted from corolla. Ovary long stalked, com­pressed. Legume purplish brown, flat, 8-15 × 1-2 cm, narrowly winged along ventral suture; wing 3-5 mm wide. Seeds 14-18, light brown. 2n = 24*.
A tree. It grows 30-60 m tall. The branches occur high up. The leaves are twice divided. They are bright red when young and hairy underneath. The leaves are 100 cm long. They have 3-5 pairs of pinnae and these have 4-9 pairs of leaflets each. These are 4-14 cm long by 2-7 cm wide. They taper to the tip. The flowers are in 1-3 clusters and these are 20-25 cm long. The flowers have 5 red petals. The fruit is a long flattened pod. It is 8-15 cm long by 1-2 cm wide and flat. It has narrow wings. The seeds are oval and brown. There are 12-18 seeds.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination entomogamy
Spread -
Mature width (meter) -
Mature height (meter) 30.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer present
Photosynthetic pathway c3

Environment

Evergreen gallery forest. Montane rain forest and deciduous monsoon forest. Sparse forests at elevations of 1,000-1,200 metres in southern China.
More
It is a tropical plant. It grows in lower mountain regions in humid and sub-humid regions that have a short dry season.
Light 7-9
Soil humidity 4-6
Soil texture 3-4
Soil acidity -
Soil nutriment -
Hardiness (USDA) 9-12

Usage

The flowers are lightly boiled as a vegetable.
Uses animal food coffee substitute construction environmental use fodder food fuel gum invertebrate food material shade tea timber wood
Edible flowers
Therapeutic use Anti-bacterial agents (seed), Anti-infective agents (unspecified)
Human toxicity -
Animal toxicity -

Cultivation

Plants can be grown by seed.
Mode seedlings
Germination duration (days) -
Germination temperacture (C°) -
Germination luminosity -
Germination treatment soaking
Minimum temperature (C°) -
Optimum temperature (C°) 28 - 35
Size -
Vigor -
Productivity -

Images

Acrocarpus fraxinifolius unspecified picture

Distribution

Acrocarpus fraxinifolius world distribution map, present in Bangladesh, Bhutan, China, Indonesia, India, Kenya, Lao People's Democratic Republic, Sri Lanka, Myanmar, Mauritius, Malawi, Nepal, Thailand, Tanzania, United Republic of, Uganda, South Africa, Zambia, and Zimbabwe

Identifiers

LSID urn:lsid:ipni.org:names:472105-1
WFO ID wfo-0000211685
COL ID 9L2R
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR) Link

Synonyms

Mezoneuron grande Acrocarpus grandis Acrocarpus fraxinifolius Acrocarpus combretiflorus Mezonevron grande Acrocarpus fraxinifolius var. guangxiensis