Petalostylis labicheoides is an upright, large, rounded shrub high and branching from the base. The leaf
rachis is long with usually 5-21 alternate leaflets, lance to elliptic shaped or oblong to oblong lance-shaped, long, wide, occasional hairs and tapering to a point at the apex. The flowers have three upper and two lower yellow to orange egg-shaped petals, long with a reddish splotch in the centre. Flowering occurs mostly in spring and the fruit is a more or less a flattened, leathery, pod long. ==Taxonomy and naming==