Acacia chrysotricha Tindale

Newry golden wattle (en)

Species

Angiosperms > Fabales > Fabaceae > Acacia

Characteristics

Tree 6–15 (–21) m high; trunk to 0.3 m diam. Bark on young trees lightly fissured vertically and grey, later deeply fissured and dark red-brown. Branchlets inconspicuously ridged, densely clothed with spreading golden (later dark grey or fawn) hairs 0.8–1.2 mm long. Young foliage-tips deep golden, villous. Leaves dark green above, paler beneath, subsessile, with basal pinnae mostly arising from just above the pulvinus; rachis 5–14 cm long, eglandular or with 1 broadly cup-shaped dark brown ±glabrous gland at base of or between the lowest 1–3 pairs of pinnae and/or base of the uppermost 1–3 pairs of pinnae (usually absent from basal pinnae); interjugary glands absent or rarely an odd one present; pinnae (8–) 12–18 pairs, (1–) 1.5–4.5 (–5) cm long; pinnules (6–) 12–25 pairs, oblong to oblong-elliptic, 3–4.5 mm long, 1–1.5 mm wide, recurved, 1‑nerved, with few long white or golden hairs especially along midnerve and margins, acute or subacute. Inflorescences in axillary racemes or terminal false-panicles; peduncles 3–7 mm long, golden-hairy. Heads 15–30-flowered, golden. Pods straight to slightly curved, 3–10 cm long, 4–6 mm wide, thinly coriaceous, dark brown or black, with dark brown or whitish hairs to 2 mm long. Seeds longitudinal; funicle ±encircling the seed.
Life form perennial
Growth form tree
Growth support free-standing
Foliage retention deciduous
Sexuality hermaphrodite
Pollination -
Spread -
Mature width (meter) -
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Rooting depth (meter) -
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Blooming months
JanFebMar
AprMayJun
JulAugSep
OctNovDec
Fruit color -
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Nitrogen fixer rhizobia
Photosynthetic pathway c3

Environment

Grows in tall open forest and rainforest as an understorey, in steep narrow gullies, in quartzite soils.
Light -
Soil humidity -
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Hardiness (USDA) 8-12

Usage

Acacia chrysotricha is a very ornamental tree for parks and large gardens.
Uses ornamental
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

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

Acacia chrysotricha world distribution map, present in Australia

Conservation status

Acacia chrysotricha threat status: Endangered

Identifiers

LSID urn:lsid:ipni.org:names:469986-1
WFO ID wfo-0000185299
COL ID 8NZ9
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Acacia chrysotricha Racosperma chrysotrichum