Scientific Name:
Caesalpinia L., Sp. Pl. 380 (1753)

Trees, shrubs or lianes, spinous or not armed.  Lvs 2-imparipinnate or 2-paripinnate;  petiolar glands 0; stipules various.  Infl. axillary or terminal, racemose or paniculate; bracts and bracteoles usually deciduous. Calyx with a very short tube and 5, often unequal, segments imbricate in bud.  Corolla yellow, orange, or red;  petals subequal.  Stamens free, 10; anthers uniform, versatile, opening marginally.  Style filiform;  stigma terminal.  Pod flattened, ovate to lanceolate or falcate, 2-valved or indehiscent.

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

Indigenous (Non-endemic)
Number of species in New Zealand within Caesalpinia L.
Indigenous (Non-endemic): Sometimes present1
Exotic: Fully Naturalised1
Exotic: Casual1
Linnaeus, C. 1753: Species Plantarum. Impensis Laurentii Salvii, Stockholm.
Mabberley, D.J. 2008: Mabberley's plant book, a portable dictionary of plants, their classification and uses. Edition 3. Cambridge University Press.