A family of about 29 genera and 500 species, pantropic; eight genera occur naturally in Australia.

Geniostoma - A genus of about 24 species in the Mascarenes, Malesia, Australia and the Pacific islands as far north as southern Japan; one species occurs naturally in Australia. Conn (1980); Conn et al. (1996).

Mitrasacme - A genus of ca. 54 species in India, Malesia, SE Asia, Japan, China and New Caledonia; 48 species occur naturally in Australia.

Strychnos - A genus of about 170 species, pantropic; three species occur naturally in Australia. Bisset et al. (1973); Conn & Brown (1993); Conn et al. (1996); Leeuwenberg (1980).

Bisset, N.G., Leenhouts, P.W., Leeuwenberg, A.J.M., Philcox, D., Tirel-Roudet, C. & Vidal, J.E. (1973). The Asian species of Strychnos. Part II. Typification, miscellaneous notes, synoptic key and sectional classification. Lloydia 36:179-201.

Conn, B.J. (1980). A taxonomic revision of Geniostoma subg. Geniostoma (Loganiaceae). Blumea 26:245-364.

Conn, B.J. & Brown, E.A. (1993). Notes on Strychnos L. (Loganiaceae) in Australia. Australian Systematic Botany 6:309-319.

Conn, B.J., Brown, E.A. & Dunlop, C.R. (1996). Loganiaceae. In 'Flora of Australia.' Vol. 28, (CSIRO Australia: Melbourne.), pp. 1-72.

Leenhouts, P.W. (1962). Loganiaceae. In 'Flora Malesiana.' Ser. 1, Vol. 6, (P. Noordhoff: Groningen.),pp. 293-387.

Leeuwenberg, A.J.M. (Ed.) (1980). Loganiaceae. In Engler, A. & Prantl, K. 'Die Naturlichen Pflanzenfamilien.' 2nd Edn, Eds P. Hiepko & H. Melchior, Vol. 28b 1, (Duncker & Humblot: Berlin.), pp. 1-255.