Yellow Bells is a shrub or small tree reaching up to 5 m native to Central and South America.

A fast-growing, fast-spreading weed of creeks and roadsides that colonises by means of wind-borne seeds.

Leaves compound with up to 3 narrowly ovate to elongated leaflets with pointed tips. Leaflet margins are serrated.

The flowers are yellow and tubular, with 5 rounded lobes and a ridged, somewhat hairy throat with reddish lines running lengthways.

Flowers in spring in spikes at the ends of branches.

Fruit are long flattened capsules with many seeds.

Photo: Matt Tomkins