Cayzer, LindyCrisp, MichaelTelford, I. R. H.2015-12-131030-1887http://hdl.handle.net/1885/75706Cladistic analyses of morphological data were used to clarify the definition of Billardiera in the context of other genera of the family Pittosporaceae. These analyses indicate that Billardiera s.str. is monophyletic including the small genera Sollya andKeywords: cladistics; morphology; new species; taxonomy; Billardiera; Marianthus; Pittosporaceae; Rhytidosporum; Sollya200410.1071/SB030282015-12-11