It is a small, prostrate plant with trailing stems, yellow and red pea flowers and ovate leaves.

Mirbelia platylobioides is a small, scrambling, prostrate plant with soft, hairy stems to about 40 cm (16 in) long.

The flowers are more or less sessile borne in small groups or rarely singly in leaf axils or at the end of branches.

[2][3] This species was first formally described in 1825 by Augustin Pyramus de Candolle who gave it the name Chorizema platyloboides in Prodromus Systematis Naturalis Regni Vegetabilis.

[6][7] This mirbelia grows in open woodland in heath and sandy soils south from Rylstone, in the Southern Highlands, Blue Mountains to Eden.