Stachystemon is a plant genus in the family Picrodendraceae first described as a genus in 1845. The entire genus is endemic to the State of Western Australia. species 1. \n* Stachystemon axillaris A.S.George 2. \n* Stachystemon brachyphyllus Müll.Arg. 3. \n* Stachystemon intricatus Halford & R.J.F.Hend. 4. \n* Stachystemon mucronatus Halford & R.J.F.Hend. 5. \n* Stachystemon nematophorus (F.Muell.) Halford & R.J.F.Hend. 6. \n* Stachystemon polyandrus (F.Muell.) Benth. 7. \n* Stachystemon vermicularis Planch. 8. \n* Stachystemon vinosus Halford & R.J.F.Hend. 9. \n* Stachystemon virgatus (Klotzsch) Halford & R.J.F.Hend.