Chilean jessamine

Shrubs, to 2 m; stems glabrous or pubescent; axillary branches usually subtended by 1–3 minor leaves. Leaves: petiole 6–10 mm; blade narrowly ovate, narrowly elliptic, narrowly ovate-elliptic, or narrowly oblong-elliptic, 4.1–8.7 × 1.2–3 cm. Inflores­cences 1 per axil, each cluster 1–6-flowered. Flowers: calyx 4.5–5.5 × 2–2.8 mm, lobes 3 or 5, erect, 1.2–1.5 mm; corolla pale yellow to pale green, 18–22 mm, lobes 4–4.5 mm. Berries black, 7–9 × 3–6.5 mm. 2n = 16.

Flowering mid-summer–winter. Disturbed forest, secondary scrub, riversides; 60–400 m; introduced; Calif., Fla., Tex.; South America (Argentina, Bolivia, Chile, Paraguay, Peru, Uruguay).

Cestrum parqui has the potential to become an invasive species where it has escaped in the United States.