Cestrum parqui
Stirp. Nov. 4: 73, plate 36. 1788.
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.
Phenology: Flowering mid-summer–winter.
Habitat: Disturbed forest, secondary scrub, riversides.
Elevation: 60–400 m.
Distribution
Introduced; Calif., Fla., Tex., South America (Argentina, Bolivia, Chile, Paraguay, Peru, Uruguay).
Discussion
Cestrum parqui has the potential to become an invasive species where it has escaped in the United States.
Selected References
None.
Lower Taxa
None.