Scientific Name:
Cestrum aurantiacum Lindl. (1844)
Vernacular Name(s):
Orange cestrum

Shrub to c. 2 m high. Lvs glabrous. Petiole 1–5 cm long. Lamina 4–15 × 2–7 cm, oblong-ovate; base cuneate to truncate; apex shortly acuminate. Infl. paniculate; branches puberulent or glabrate; fls sessile or shortly pedicellate, scentless. Calyx tube 6–8 mm long; lobes subulate-acuminate, 0.7–2 mm long, ciliate in sinuses. Corolla 2–2.5 cm long, orange; tube ± cylindric-funnelform; lobes c. 3 mm long, puberulent inside, becoming strongly reflexed, acuminate. Fr. c. 1.5 × 2 cm, ± broadly ellipsoid, white; apex truncate.

[From: Webb et al. (1988) Flora of New Zealand. Volume 4.]


Flowering: Nov.–Jul.

Howell, C. 2008: Consolidated list of environmental weeds in New Zealand. DOC Research & Development Series 292: 42.
Ministry for Primary Industries 23 Feb 2017: Unwanted Organisms Register. Version 02.01.02.