Triplarina paludosa is a species of flowering plant in the myrtle family and is endemic to the Blackdown Tableland in Queensland, Australia. It is a shrub with lance-shaped to linear leaves, flowers with five sepals, five white petals and fifteen to eighteen stamens.
Triplarina paludosa is a shrub that typically grows to a height of and has a fibrous bark. The leaves are lance-shaped to linear, long and wide on a petiole about long. The flowers are arranged in leaf axils in pairs on a peduncle long. Each flower is in diameter with bracts about long. The sepal lobes are about more or less round, about long and wide, the petals white, long. There are fifteen to eighteen stamens on filaments about long. Flowering has been recorded in November and the fruit is a hemispherical capsule about long.[1]
Triplarina paludosa was first formally described by Anthony Bean in 1995 and the description was published in the journal Austrobaileya from specimens he collected near Horseshoe Lookout on the Blackdown Tableland in 1993.[2] The specific epithet (paludosa) means "marshy", referring to the species' habitat preference.
This triplarina is endemic to the Blackdown Tableland where it grows near creeks and seepage areas in open forest and woodland.
Triplarina paludosa is classified as of "least concern" under the Queensland Government Nature Conservation Act 1992.[3]