Roberta Ann Townsend (born 1954) is an Australian botanist, phycologist and archivist. She is also known as a plant collector under the name Roberta Ann Cowan.
Townsend was born in 1954 in Melbourne, Victoria. She completed a BSc (hons) in 1976 at the University of Melbourne. [1] She later graduated from the University of Sydney in with a PhD for her thesis "The Sporolithaceae : its place in the Florideophycidae" in 1995. [2]
In 1994 Townsend's interest in researching algae led her to edit the Australian Marine Algal Name Index. [1]
She married American botanist Richard Sumner Cowan in 1986. Together they collected many plant species. [1]
During 2002 and 2003 she served as the Australian Botanical Liaison Officer at the Royal Botanic Gardens in London, England. [3]
As of 2023 [update] Townsend is working at the Western Australian Herbarium on coralline algae. [1]