Hypocalymma is a genus of evergreen shrubs in the myrtle family Myrtaceae described as a genus in 1840. The entire genus is endemic to southern Western Australia. Species 1. \n* Hypocalymma angustifolium (Endl.) Schauer White Myrtle 2. \n* Hypocalymma asperum Schauer 3. \n* Hypocalymma connatum Strid & Keighery 4. \n* Hypocalymma cordifolium Schauer 5. \n* Hypocalymma ericifolium Benth. 6. \n* Hypocalymma gardneri Strid & Keighery 7. \n* Hypocalymma hirsutum Strid & Keighery 8. \n* Hypocalymma jessicae Strid & Keighery 9. \n* Hypocalymma linifolium Turcz. 10. \n* Hypocalymma longifolium F.Muell. 11. \n* Hypocalymma melaleucoides Strid & Keighery 12. \n* Hypocalymma myrtifolium Turcz. 13. \n* Hypocalymma phillipsii Harv. 14. \n* Hypocalymma puniceum