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Hoffmann, Petra

Job title: 

(No longer at Kew)

Herbarium, Library, Art and Archives Directorate
Systematic Teams
Joined Kew: 


Foreign languages: 

German (mother tongue), French, Dutch.

Qualifications and appointments: 
  • Dipl.-Biol. (MSc equivalent), Humboldt Univ., Berlin, 1991
  • Dr. rer. nat. (PhD equivalent), Humboldt Univ., Berlin, 1995.
  • Editorial Board, Kew Bulletin
  • Madagascar Plant Specialist Group, IUCN-SSC
  • Committee for Sustainability (ISO 14001), RBG Kew.

Systematics of Euphorbiaceae sensu lato, particularly Phyllanthaceae.

Phylogenetic studies, classification, taxonomic revisions and description of new taxa of Euphorbiaceae sensu lato, with special focus on Phyllanthaceae. Work at species, genus and family level. Floristic work in drylands and wet tropics of Madagascar, Malesia and China. Recent collaborative fieldwork in Madagascar, the Comoro Islands and Sri Lanka to fill gaps in Herbarium collections and DNA sampling. Close collaboration with molecular systematists at RBG Kew and abroad. Supervision of PhD and MSc students in UK and abroad, working on aspects of Phyllanthaceae systematics. Interest in electronic identification systems.

Selected publications: 

Hoffmann, P. (2008). Revision of Heterosavia, stat. nov., with notes on Gonatogyne and Savia (Phyllanthaceae). Brittonia 60: 136-166

Hoffmann, P. & McPherson, G. (2007). Revision of Wielandia, including Blotia and Petalodiscus (Phyllanthaceae; Euphorbiaceae S.l). Annals of the Missouri Botanical Garden 94 (3): 519-553.

Hoffmann, P., Kathriarachchi, H. & Wurdack, K.J. (2006). A phylogenetic classification of Phyllanthaceae (Malpighiales: Euphorbiaceae sensu latoKew Bulletin 61: 37-53.

Hoffmann, P., Kirkup, D., Galster, A., Challen, G.L. & Radcliffe-Smith, A. (2005). Interactive key to the genera of Euphorbiaceae sensu lato. Release version 1.0. Royal Botanic Gardens, Kew: Kew. Available at:

Hoffman, P. (2005). Taxonomic revision of Antidesma (Phyllanthaceae) in Malesia and Thailand. Royal Botanic Gardens, Kew. 292 pp.