A taxonomic revision of Mallotus Lour. (Euphorbiaceae) in Australia

Abstract

The genus Mallotus is revised for Australia. Thirteen species are recognised; M. claoxyloides (F.Muell.) Muell.Arg., M. discolor F.Muell. ex Benth., M. dispersus, P.I.Forst. sp. nov., M. ficifolius (Baill.) Pax & K.Hoffm., M. megadontus P.I.Forst. stat. et nom. nov. (based on M. claoxyloides var. angustifolia F.M.Bailey), M. mollissimus (Geisel.) Airy Shaw, M. nesophilus Muell.Arg., M. paniculatus (Lam.) Muell.Arg., M. philippensis (Lam.) Muell.Arg., M. polyadenos F.Muell., M. repandus (Willd.) Muell.Arg., M. resinosus (Blanco) Merr. and M. surculosus P.I.Forst. sp. nov. All taxa are described and the majority illustrated, with notes on distribution, habitat, typification, conservation status and phenology. Lectotypes are selected for Croton ricinoides Pers., Echinus claoxyloides var. cordata Baill., E. claoxyloides var. ficifolia Baill., Mallotus nesophilus and M. polyadenos. An identification key to the species is provided.