1. Baker, H G. 1948. Corolla size in gynodioecious and gynomonoecious species of flowering plants. Proc Leeds Phil Soc (sci sect), 5, 136–139.
2. Baker, H G. 1953. Race-formation and reproductive method in flowering plants. Symp Soc Exp Biol, 7, 114–143.
3. Baker, H G. 1958. Studies in the reproductive biology of West African Rubiaceæ. Journ West African Sci Assn, 4, 9–24.
4. Baker, H G. 1959. Reproductive methods as factors in speciation in flowering plants. Cold Spring Harb Symp Quant Biol, 24, 177–191.
5. Baker, H G. 1966. The evolution, functioning and breakdown of heteromorphic incompatibility systems. I. The Plumbaginaceæ. Evolution, 20, 349–368.