Scientific Name:
Cestrum elegans (Brongn.) Schltdl.
Vernacular Name(s):
Red cestrum

Shrub 2–4 m high; shoots and petioles densely covered in purplish hairs. Petiole to 2 cm long. Lamina 4–10 × 1.5–5 cm (to at least 16 × 7 cm on vegetative shoots), ovate, elliptic or lanceolate, hairy, densely so beneath; base cuneate to rounded; apex acute or short-acuminate. Infl. paniculate, dense; branches purple, hairy; fls subsessile to shortly pedicellate, scentless. Calyx c. 7 mm long, purple, usually glabrous outside; teeth 1–4 mm long, triangular, acute or short-acuminate, ± ciliate. Corolla 1.8–2.5 cm long, rosy magenta to deep crimson; tube funnelform with narrow-cylindric base and constricted apex, glabrous, shining; lobes 1–3 mm long, ± hairy outside, glabrous inside, short-acuminate. Fr. apparently uncommon, to 2 × 1.5 cm, obovoid, glossy crimson.

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


Flowering: Jan.–Dec.

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.