Electronic Flora of South Australia
Electronic Flora of South Australia
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Electronic Flora of South Australia species Fact Sheet

Family: Leguminosae
Acacia strongylophylla


Citation: F. Mueller, Fragm. Phyt. Aust. 8:226 (1874).

Derivation: strongylos (Gr.)—round; phyllum (Gr.)—leaf.

Synonymy: Racosperma strongylophyllum Muell.)Pedley, Austrobaileya 2:356 (1987).

Common name: round-leaf wattle

Erect, glabrous, prickly, straggly shrubs 1-3 m high; branchlets slightly flattened, striate soon becoming almost terete, yellowish-green to reddish-brown, sometimes pruinose; bark smooth thin.

Phyllodes rhomboid-orbicular, 1-2 cm long, 8-20 mm broad, flat, dull green or somewhat glaucous. 1 major vein prominent passing into a pungent mucro to 5 mm long, lateral veins oblique and obvious. Stipules numerous, paired, prominent, rigid, subulate, divaricate, 5-10 mm long.

Inflorescences simple and axillary, solitary or twin; flower-heads large globular deep golden yellow 40-50-flowered; peduncles glabrous 10-25 mm long; flowers 5-merous. Legumes stipitate, oblong 4-8 cm long, 10-12 mm broad, chartaceous, flat but usually raised over seeds showing the outline of the seeds, apex rounded obtuse or acute with a short oblique point; margins thickened, straight or with an occasional constriction. Seeds transverse in legume; funicle short, with 2-3 folds below the base of the seed before thickening into a small aril.

Distribution:  In the far North-Western region mainly in the Musgrave Ranges and Everard Ranges, on rocky hillsides and valleys. Associated with Eucalyptus socialis and other Acacia spp., in a tall shrubland vegetation. Soils; shallow, red, firm, sandy soils and neutral red earth. Rainfall 150-200 min. Also W.Aust., N.T. confined to the Central Australian area.

S.Aust.: NW.

Flowering time: June — October.

SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia

Biology: No text

Cultivation: A useful ornamental shrub for inland rockery planting. Although it is a rather prickly shrub, its large deep golden yellow flowers are attractive. Moderate to fast growth rate.

Author: Not yet available


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