A columnar form from seedlings at least 2 years old. Vigorous with form like a Lombardy poplar. Deeply rooted and wind firm. Brown leaves held through winter maintaining the screening and sheltering effect. Fast growth and good acorn production.

Southern Mexico to Panama. A medium sized evergreen tree with willow-like leaves, without lobes or teeth. Grows in seasonly dry tropical biome, and at Tutira, northern Hawkes Bay.

E. & Midwest USA. Broadly columnar deciduous. Variable stem form. Planted in NZ for slip stabilisation. Fixes nitrogen. Recommend close planting for ground durable posts & firewood. Rootstock grade CUT OFFS @ 65cm for straight new rod growth in Spring. Any other grades will be be uncut

Can grow to 25m usually a single trunk, branches weeping and spreading. Adult leaflets 30-50, not crowded or overlapping, of similar size, with an obvious petiolule, moderately to sparcely hairy, hairs straight and appressed. Leaves >30mm, leaflet pairs >6. Juveniles divaricating and interlacing branching. Can be deciduous in a cold climate. To 7 Yellow flowers in a bunch in Spring attract tuis and bellbirds, pigeons feed on the leaves.