Persoonia biglandulosa is a species of flowering plant in the family Proteaceae and is endemic to the south-west of Western Australia.

It is an erect, spreading or low-lying shrub with smooth bark, linear leaves and bright yellow flowers in groups of between eight and twenty-five on the ends of branches.

Persoonia biglandulosa is an erect, spreading or low-lying shrub that typically grows to a height of 0.15–1.5 m (5.9 in – 4 ft 11.1 in) and has smooth, mottled grey bark.

[2][3][4] Persoonia biglandulosa was first formally described in 1994 by Peter Weston in the journal Telopea from specimens he collected north of the Murchison River in 1980.

[4][5] This geebung grows in low heath on sandplains within 60 km (37 mi) of the Murchison River in the south-west of Western Australia.