Flindersia brassii, commonly known as hard scented maple or Claudie River scented maple,[1] is a species of tree that is endemic to Queensland. It has pinnate leaves with between four and nine narrow elliptical leaflets, white or cream-coloured flowers arranged in panicles, and fruit studded with rough points.
Flindersia brassii is a tree that typically grows to a height of . Its leaves are pinnate, arranged in more or less opposite pairs with between four and nine elliptical leaflets mostly long and wide, the side leaflets on petiolules long, the end leaflet on a petiolule long. The flowers are arranged in panicles long and have five sepals long and five white or cream-coloured petals long. Flowering occurs in January and the fruit is a capsule long, studded with rough points up to long, separating into five at maturity and releasing seeds that are winged at both ends.[2]
Flindersia brassii was first formally described in 1975 by Thomas Gordon Hartley and Bernard Hyland in the Journal of the Arnold Arboretum, from specimens Hyland collected near the Upper Claudie River in the Iron Range.[3] The specific epithet (brassii) honours Leonard John Brass.[4]
Hard scented maple is only known from the type location and nearby Mount Carter where it grows in dry rainforest at altitudes between .
Flindersia brassii is classified as of "least concern" under the Queensland Government Nature Conservation Act 1992.[5]