]> Univ. Reading, England (B.Sc. (Hons), 1971); Univ. California-Berkeley (Ph.D. in 1977). Evolution & ecology of plant mating systems, pollination biology, floral evolution, gender strategies, evolution of selfing & outcrossing, biology of invading plants, colonization genetics, genetics & ecology of small populations, metapopulation biology, evolution on islands, systematics & evolution of aquatic plants. Turnera campaniflora Arbo, Shore & S. C. H. Barrett (2005). [collector note: PRE] Botany Barrett, Spencer C. H. Barrett, Spencer C. H. S. C. H. Barrett 1948