Acacia petricola Maslin

Species

Angiosperms > Fabales > Fabaceae > Acacia

Characteristics

Multi-stemmed shrub 2–3 (–5) m high and 3–6 (–8) m wide, main stems rather contorted. Bark dark grey. Branchlets normally glabrous. New shoots resinous, brown, young phyllodes silvery sericeous. Phyllodes narrowly elliptic to oblong-elliptic, (3–) 4–8 cm long, 8–20 mm wide, apices acute to obtuse and innocuous, straight, often slightly twisted or undulate; multi-striate by numerous, very fine, parallel, non-anastomosing veins 5–10 per mm; marginal vein discrete, light yellow aging light brown, sometimes scurfy white; gland basal. Inflorescences simple; peduncles 2–4 mm long; spikes 10–20 mm long; bracteoles 1–1.5 mm long, with linear claws and short, distinct, ±thickened laminae. Flowers 5-merous, ±resinous; sepals ±free, similar to bracteoles except laminae smaller. Pods narrowly oblong, 5.5–7.5 cm long, 8–11 mm wide, firmly crustaceous to ±woody, shiny, normally glabrous; margins with a vertical flange 2–4 mm wide. Seeds oblique, 4.5–5 mm long, dark brown except yellowish bordering pleurogram; aril white to cream aril.
Life form -
Growth form shrub
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Sexuality hermaphrodite
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Nitrogen fixer rhizobia
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Environment

Grows on steep, granite slopes on skeletal sand in low open shrubland over Spinifex (Triodia sp.).
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Usage

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Edible -
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Cultivation

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Germination duration (days) 21
Germination temperacture (C°) 21 - 26
Germination luminosity -
Germination treatment soaking
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Distribution

Acacia petricola world distribution map, present in Australia

Identifiers

LSID urn:lsid:ipni.org:names:77146111-1
WFO ID wfo-0001342004
COL ID 8PTW
BDTFX ID -
INPN ID -
Wikipedia (EN)
Wikipedia (FR)

Synonyms

Acacia petricola