Acacia rigescens Tindale & Bedward

Species

Angiosperms > Fabales > Fabaceae > Acacia

Characteristics

Shrub 0.6-3 m high, viscid, single-stemmed, spindly. Bark smooth, grey. Branchlets slightly angular towards apices, tawny to pale yellow, ±scurfy, glabrous. Phyllodes rigidly erect, linear, tapering gradually towards base, scarcely tapering towards apex, straight, flat, 4.5-8.5 cm long, 3-4 mm wide, coriaceous, glossy, dark green, ±glabrous except for scattered hairs on margins and prominent midnerve, scurfy; minor nerves 5-10 per mm, parallel; gland 1, basal, 2-4.5 mm above pulvinus. Spikes single or in pairs, 2.5-3.5 cm long, golden. Flowers 5-merous; calyx 0.6-0.7 mm long, dissected almost to base, clothed with curled hairs; corolla 1.3-1.4 mm long, dissected to 1/3-1/2, glabrous; ovary densely clothed with curled or straight silvery hairs. Pods unknown.
Life form perennial
Growth form shrub
Growth support free-standing
Foliage retention -
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
Mature height (meter) 0.6 - 3.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer rhizobia
Photosynthetic pathway -

Environment

Gregarious and dense on sandstone plateaux with stony quartz surfaces, in low open eucalypt woodland and shrubland.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

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 rigescens world distribution map, present in Australia

Identifiers

LSID urn:lsid:ipni.org:names:992796-1
WFO ID wfo-0000202644
COL ID 64BRJ
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Acacia rigescens Racosperma rigescens