Acacia macradenia Benth.

Species

Angiosperms > Fabales > Fabaceae > Acacia

Characteristics

Shrub or tree 3–5 m high. Branchlets pendulous to subpendulous, flexuose, glabrous. Stipules to 5 mm long, reflexed, indurate at maturity. Phyllodes patent to reflexed, narrowly elliptic to ±narrowly oblong, 13–25 cm long, (0.8–) 1–2.5 (–5) cm wide, narrowed and curved at base, commonly acuminate, glabrous; midrib prominent and contiguous with abaxial margin near base; lateral veins diverging widely from midrib and anastomosing; gland 0–10 (–15) mm above pulvinus, elongate, sometimes with 1 or 2 additional smaller glands above middle. Inflorescences 8–15-headed racemes, prolific in upper axils; raceme axes 2–5 cm long, glabrous; peduncles 3–6 mm long, ±glabrous; heads globular, densely 35–50-flowered, golden. Flowers 5‑merous; sepals c.¾-united. Pods to 12 cm long, 5–6 mm wide, thinly coriaceous, glabrous. Seeds longitudinal, ±oblong, c. 4 mm long; funicle-aril about as long as seed.
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It is a large shrub. It grows 6 m high. The bark is rough and dark brown. The small branches are a zig-zag shape. The leaves (phyllodes) 20 cm long. They are shiny green and have a vein down the centre. The flowers are in round balls and are dark yellow. They hang in clusters. They have a strong scent. The pods are brown and thin. They are constricted between the seeds.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 4.0 - 5.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer rhizobia
Photosynthetic pathway -

Environment

Grows in stony and sandy soil, often near creeks, in woodland or sometimes vine thicket.
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Found in stony and sandy soil, often near creeks, in woodland or sometimes vine thicket.
It is a tropical plant. It grows in sandy soils on hillsides.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-12

Usage

A decorative species, common in cultivation in eastern Australia.
Uses medicinal wood
Edible gums seeds
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

It can be grown by seeds.
Mode seedlings
Germination duration (days) 21
Germination temperacture (C°) 21 - 26
Germination luminosity -
Germination treatment soaking
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Acacia macradenia unspecified picture

Distribution

Acacia macradenia world distribution map, present in Australia

Conservation status

Acacia macradenia threat status: Least Concern

Identifiers

LSID urn:lsid:ipni.org:names:470822-1
WFO ID wfo-0000201069
COL ID 8PLP
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Acacia macradenia Racosperma macradenium