Thomasia microphylla is a species of flowering plant in the family Malvaceae and is endemic to the south-west of Western Australia. It is an erect, spreading shrub with egg-shaped leaves and racemes of pale pink or mauve flowers.
Thomasia microphylla is an erect, spreading shrub that typically grows to a height of, its young stems covered with small scales surrounded by short hairs. Its leaves are egg-shaped, long and wide on a petiole long. The flowers are arranged on the ends of branches in racemes of 2 to 4 on a peduncle long, each flower wide on a pedicel long. The sepals are pale pink or mauve, the petals minute. Flowering occurs from August to November.[1] [2]
Thomasia microphylla was first formally described in 1974 by Susan Paust in the journal Nuytsia from specimens collected by Alex George near the Ravensthorpe Range in 1963.[3] The specific epithet (microphylla) means "small-leaved".[4]
This thomasia grows in sandy coastal heath, on laterite, loam or clay in the Esperance Plains and Mallee bioregions in the south of Western Australia.
Thomasia microphylla is listed as "not threatened" by the Government of Western Australia Department of Biodiversity, Conservation and Attractions.