A family of ten genera and about 400 species, pantropic; four genera occur naturally in Australia.

Dillenia - A genus of 60 species in Madagascar, Asia, Malesia, Australia, Vanuatu and Fiji; one species occurs naturally in Australia. Hoogland (1951, 1952).

Hibbertia - A genus of more than 100 species in Madagascar, Malesia, Australia, New Caledonia and Fiji; about 100 species occur naturally in Australia. Reynolds (1991); Stanley & Ross (1983).

Tetracera - A genus of about 40 species, +/- pantropic; two species occur naturally in Australia. Hoogland (1953).

Hoogland, R.D. (1951). Dilleniaceae. In 'Flora Malesiana.' Ser. 1, Vol. 4, (P. Noordhoff Ltd: Groningen.), pp. 141-174.

Hoogland, R.D. (1952). A revision of the genus Dillenia. Blumea 7:1-145.

Hoogland, R.D. (1953). The genus Tetracera (Dilleniaceae) in the eastern Old World. Reinwardtia 2:185-224.

Reynolds, S.T. (1991). New species of Hibbertia Andrews (Dilleniaceae) from Australia. Austrobaileya 3:529-539.

Stanley, T.D. & Ross, E.M. (1983). Dilleniaceae. In 'Flora of south-eastern Queensland.' Vol. 1, (Queensland Department of Primary Industries: Brisbane.), pp. 185-189.