Acacia auriculiformis

A. Cunningham ex Bentham

London J. Bot. 1: 377. 1842. (as auriculaeformis)

Common names: Northern black wattle
Introduced
Treatment appears in FNA Volume 11.

Trees, erect, to 35 m. Twigs gray to dark reddish brown, not flexuous, slightly ridged, gla­brous. Leaves phyllodic; phyl­lode flat, falcate, linear to narrowly elliptic, 100–200 × 12–28 mm, venation parallel, mostly with 3 prominent veins, minor veins prominent, apex narrowly obtuse, not apiculate, surfaces glabrous; gland 1, 0–3 mm distal to pulvinus; pulvinus 3–5 mm. Peduncles 5–10 mm. Inflorescences cylindrical, inter­rupted spikes, loosely flowered, 50–85 × 4–7 mm, solitary or in fascicles of 2 or 3 in leaf axils, rarely in pseudoracemes. Flowers 5-merous, light golden yellow; calyx 0.9–1.3 mm; corolla 1.6–2.4 mm; filaments 2.5–3.5 mm; ovary pubescent. Legumes flattened, oblong, 30–160 × 8–18 mm, not constricted between seeds. Seeds: aril light yellow, encircling seed. 2n = 26.


Phenology: Flowering summer, fall.
Habitat: Disturbed areas.
Elevation: 0–20 m.

Distribution

Introduced; Fla., Pacific Islands (Kei Islands, New Guinea), n Australia.

Discussion

Acacia auriculiformis is known from Collier, Martin, and Miami-Dade counties.

Selected References

None.

Lower Taxa

None.
... more about "Acacia auriculiformis"
John E. Ebinger +  and David S. Seigler +
A. Cunningham ex Bentham +
Northern black wattle +
Fla. +, Pacific Islands (Kei Islands +, New Guinea) +  and n Australia. +
0–20 m. +
Disturbed areas. +
Flowering summer, fall. +
London J. Bot. +
Introduced +
Leguminosae jussieu +
Acacia auriculiformis +
species +