L., Sp. Pl. 375 (1753).
Synonymy: Not Applicable
Common name: Mexican palo verde.
Shrub or small tree to 4 m, glabrescent, armed with stipular spines 5-15 mm long; both petiole and rhachis very short, c. 5 mm or obsolete; primary leaflets to 35 cm long, midrib flattened, 2-3 mm wide; secondary leaflets to 130, oblong, c. 7 mm long, c. 1 mm wide.
Pedicel to 1.5 cm long; sepals c. 7 x 3 mm, oblong, reflexed, reddish-yellow, united below; corolla zygomorphic; 4 petals yellow, c. 12 x 8 mm, rhomboidal, soon reflexed: banner-lobe orange-red, erect, all lobes pubescent below and on a distinct claw; filaments to 10 mm long, pubescent below, curved outwards; anthers c. 2 mm long, versatile; ovary and style c. 12 mm long, stigma minute.
Pod 3-5 (rarely to 13 ) cm long, c. 0.7 cm wide, cylindrical, striate, narrowed between the 1-4 seeds, apex acuminate; seeds c. 9 mm long, ellipsoidal, mottled dark-green.
Weedy in tropical Australia and locally established at Port Augusta.
S.Aust.: GT. W.Aust.; N.T.; Qld; N.S.W.;. native to Central America. Grown as an ornamental.
Flowering time: summer.
SA Distribution Map based
on current data relating to
specimens held in the
State Herbarium of South Australia
Not yet available