Thomasia stelligera is a species of flowering plant in the family Malvaceae and is endemic to the south-west of Western Australia.

It is a low, spreading shrub with scattered, narrowly oblong leaves, and racemes of mauve flowers.

Thomasia stelligera is a spreading, spindly shrub that typically grows to 20–60 cm (7.9–23.6 in) high and 30–50 m (98–164 ft) wide, its new growth covered with scaly hairs.

[7] This thomasia grows in heath and shrubland between the Oldfield River, Jerramungup and Denmark in the Esperance Plains, Jarrah Forest, Mallee and Warren bioregions of south-western Western Australia.

[2][3] Thomasia stelligera is listed as "not threatened" by the Government of Western Australia Department of Biodiversity, Conservation and Attractions.