phylocurve offers a variety of phylogenetic comparative tools for studying the evolution of function-valued traits (as well as other high-dimensional traits) including ancestral state reconstruction, estimating phylogenetic signal, and assessing correlated trait evolution.
Phylocurve is avaialble on CRAN. To get the most recent (development) version of phylocurve, run the following code in R:
Goolsby EW. 2015. "Phylogenetic comparative methods for evaluating the evolutionary history of function-valued traits." Systematic Biology. In press. [Article]