Ashtonia is a genus of flowering plant belonging to the family Phyllanthaceae first described as a genus in 1968.Airy Shaw, Herbert Kenneth. 1968. Kew Bulletin 21: 357Tropicos, Ashtonia Airy Shaw It is native to the Malay Peninsula and Borneo.Kew World Checklist of Selected Plant FamiliesGovaerts, R., Frodin, D.G. & Radcliffe-Smith, A. (2000). World Checklist and Bibliography of Euphorbiaceae (and Pandaceae) 1-4: 1-1622. The Board of Trustees of the Royal Botanic Gardens, Kew. It is dioecious, with male and female flowers on separate plants.
species Ashtonia excelsa Airy Shaw - Borneo Ashtonia praeterita Airy Shaw - S Thailand, W Malaysia
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