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Peter Francis Stevens is a British botanist born in 1944.

Peter Francis Stevens
EducationOxford University
Known forAPG
Scientific career
Author abbrev. (botany)P.F.Stevens

He is a researcher at the Missouri Botanical Garden and professor of Biology of the University of Missouri–St. Louis. He is a member of the Angiosperm Phylogeny Group which created the APG, APG II, APG III, and APG IV systems.

He maintains a web site, APweb, hosted by the Missouri Botanical Garden, which has been regularly updated since 2001, and is a useful source for the latest research in angiosperm phylogeny which follows the APG approach.[1]

The standard author abbreviation P.F.Stevens is used to indicate P. F. Stevens as the author when citing a botanical name.[2] He has named dozens of species, mostly in the families Clusiaceae and Ericaceae,[3] and he also described the genus Romnalda (Asparagaceae).[4]


  1. ^ Commended by, e.g., NCBI and Kew Archived 2009-02-14 at the Wayback Machine.
  2. ^ "Stevens, Peter Francis (1944–)". Author Details. International Plant Names Index. Retrieved March 9, 2012.
  3. ^ "Peter F. Stevens". Universität Hamburg. Retrieved March 9, 2012.
  4. ^ R. J. F. Henderson (1982). "Romnalda grallata, a new species of the Xanthorrhoeaceae from Queensland". Kew Bulletin. 37 (2): 229–235. JSTOR 4109965.

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