Classification
 Nomenclature
Scientific Name:
Psoralea pinnata L., Sp. Pl. 762 (1753)
Vernacular Name(s):
Blue pea; blue pea bush; Cut-leaved psoralea; dally pine
 Description

Much-branched shrub to small tree, to c. 5 m high; twigs sparsely to moderately hairy, ribbed. Lvs imparipinnate, sparsely to moderately hairy, petiolate; leaflets filiform, acute to acuminate, in 1–4 opposite pairs, 15–40 mm long; stipules connate at base, lanceolate, 3–6 mm long. Fls axillary, solitary or in small clusters amongst lvs; pedicels 3–8–(15) mm long; bracts subtending pedicel lanceolate, 4–8 mm long; bracteoles connate into a closed cup on the pedicel. Calyx hairy; calyx teeth somewhat < tube, triangular; lowest tooth slightly larger. Wings and keel white to pale blue; standard deeper blue or mauve toward apex, 12–18 mm long. Pod glabrous, wrinkled, elliptic, 1-seeded, 4–5 mm long; seeds smooth, dark brown.

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

 Biostatus
Exotic
 Phenology

Flowering: Nov.–Jan.

 Bibliography
Biosecurity New Zealand 2012: Regional Pest Management Strategies Database. http://www.biosecurityperformance.maf.govt.nz/
Connor, H.E. 1977: The Poisonous Plants in New Zealand. Edition 2. Government Printer, Wellington.
Howell, C. 2008: Consolidated list of environmental weeds in New Zealand. DOC Research & Development Series 292: 42.
Linnaeus, C. 1753: Species Plantarum. Impensis Laurentii Salvii, Stockholm.
Steele, R.; Lowe, M. 2002–2006: Index. Subtropicals Index: 1–12.