Acacia acanthaster Maslin

Species

Angiosperms > Fabales > Fabaceae > Acacia

Characteristics

Rigid, dense, intricate, domed shrub 0.2–0.5 m high, 1–2.5 m diam. Branchlets ±glabrous, dividing near extremities into a few short straight radiating aphyllous spines. Phyllodes linear, flat, 3–8 mm long, 0.5–1 mm wide, narrowed at base, straight to shallowly incurved but often slightly recurved at the obtuse excentrically rostellate apices, green, ± glabrous; midrib not prominent; gland inconspicuous, near or above middle of phyllode, often absent. Inflorescences simple, 1 or 2 per axil; peduncles 6–11 mm long, slender, glabrous; basal bract brown; heads globular, 3–3.5 mm diam., 18–27-flowered, golden. Flowers 5-merous, rarely a few 4-merous; sepals free. Pods ± moniliform, strongly arcuate to rather loosely coiled, to 3.5 cm long, 1.5–2.5 mm wide, glabrous. Seeds longitudinal, elliptic, narrowed at hilar end, obliquely truncate adjacent to aril, c. 2 mm long; aril clavate, white.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.2 - 0.5
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer rhizobia
Photosynthetic pathway -

Environment

Grows in sand, sandy clay, clay and granitic loam, in Eucalyptus woodland or mallee shrubland.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) 8-11

Usage

Uses -
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Mode -
Germination duration (days) 21
Germination temperacture (C°) 21 - 26
Germination luminosity -
Germination treatment soaking
Minimum temperature (C°) -
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Distribution

Acacia acanthaster world distribution map, present in Australia

Identifiers

LSID urn:lsid:ipni.org:names:1008226-1
WFO ID wfo-0000201764
COL ID 8NPW
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Acacia acanthaster Racosperma acanthaster