Donald Ray Simpson

Donald Ray Simpson (born 1932), U.S. American botanist.

IPNI standard form: D.R.Simpson

Taxon names authored

(List may be incomplete)

• 4 taxon names authored by Donald Ray Simpson

Publications

(List may be incomplete)

• Simpson, D.R. 1976. A Partial Revision of Paullinia (Sapindaceae) for Ecuador, Peru, and Bolivia. Part I. Fieldiana: Botany 36(12): 125–164. BHL. Reference page.