Acacia retinodes

Shrubs or small trees, erect, to 10 m, often spreading by root suckers. Twigs reddish brown, not flexuous, ridged, glabrous. Leaves phyllodic; phyllode flat, slightly falcate, linear-lanceolate to narrowly oblanceolate, 30–200 × 3–14 mm, venation pin­nate, midvein medial, minor veins not obvious, apex acuminate, apiculate, surfaces glabrous; gland 1, 1–10 mm distal to pulvinus (not obvious, not disciform); pulvinus 1–3 mm. Peduncles 2–5 mm. Inflorescences globose heads, densely flowered, 5–7 mm diam., in solitary pseudoracemes of 5–9 heads in leaf axils. Flowers 5-merous, pale yellow to cream; calyx 0.5–0.9 mm; corolla 1.2–1.7 mm; filaments 2.5–3.5 mm; ovary glabrous. Legumes flattened, linear, 40–160 × 4–7 mm, slightly constricted between seeds. Seeds: aril light yellow, nearly encircling seed. 2n = 26.

Phenology: Flowering year-round.
Habitat: Disturbed coastal habitats.
Elevation: 0–600 m.

Distribution

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Introduced; Calif., Fla., se Australia.

Discussion

Acacia retinodes is known from Los Angeles, Marin, Orange, San Diego, San Luis Obispo, and Santa Barbara counties in California, and from Glades and Monroe counties in Florida.

Selected References

None.

Lower Taxa

None.