Grosourdya is a genus of flowering plants from the orchid family, Orchidaceae. It contains 11 known species, native to Southeast Asia. 1. \n* Grosourdya appendiculata (Blume) Rchb.f. - widespread from Hainan to the Andaman Islands to the Philippines and Maluku 2. \n* Grosourdya bicornuta J.J.Wood & A.L.Lamb - Sabah 3. \n* Grosourdya callifera Seidenf. - Thailand 4. \n* Grosourdya incurvicalcar (J.J.Sm.) Garay - Java, Peninsular Malaysia, Sulawesi 5. \n* Grosourdya minutiflora (Ridl.) Garay - Pahang 6. \n* Grosourdya muscosa (Rolfe) Garay - Peninsular Malaysia, Thailand, Andaman Islands 7. \n* Grosourdya pulvinifera (Schltr.) Garay - Sabah, Sulawesi 8. \n* Grosourdya quinquelobata (Schltr.) Garay - Sulawesi 9. \n* Grosourdya tripercus (Ames) Garay - Leyte 10. \n* Grosourdya urunensis J.J.W