Colour Polymorphism in the Cape Flora
Colour Polymorphisms
Some papers on this:
Carlson and Holsinger 2010 - Natural selection on inflorescence color polymorphisms in wild Protea populations: the role of pollinations, seed predators, and intertrait correlations. American Journal of Botany https://doi.org/10.3732/ajb.0900348
A. G. Rebelo & W. R. Siegfried 1985 Colour and size of flowers in relation to pollination of Erica species. Oecologia volume 65, pages584–590 (1985) https://link.springer.com/article/10.1007/BF00379677
