Scientific Name:
Lupinus arboreus Sims (1803)
Vernacular Name(s):
tree lupin

Woody perennial shrub; stems densely sericeous, particularly in younger parts, erect and much-branched. Leaflets 5–11, glabrous above, sericeous below, oblong-ovate, acute, 15–40 × 3–10 mm; stipules subulate, 10–20 mm long. Infl. 10–30 cm long, few- to many-flowered; peduncle 5–10 cm long. Fls subverticillate; pedicels (5)–8–12 mm long. Calyx densely hairy; upper lip shallowly 2-toothed; lower lip about equal and entire, with 2 small lobes often present between it and upper lip. Corolla usually yellow, rarely white or tinged blue, sweetly scented, 15–18 mm long. Pod villous, 7–12-seeded, 40–80 mm long; seeds ellipsoid, smooth, dark brown and somewhat mottled, 4–6 mm long.

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


Flowering: Oct.–May.

Biosecurity New Zealand 2012: Regional Pest Management Strategies Database.
Howell, C. 2008: Consolidated list of environmental weeds in New Zealand. DOC Research & Development Series 292: 42.