Posterior sample of trees

500 trees randomly selected from the posterior distribution of trees from BEAST analysis; used for ancestral state reconstruction and OU analyses

AIC_weights

R code for calculating AIC weights from OUwie analysis

node.state.transition

R code to count number of transitions between pollination syndromes in rayDISC ancestral state reconstruction

Maximum clade credibility tree

MCC tree from BEAST analysis of the centropogonid clade; used in phylogenetic PCA and visualization

Campanulaceae_OU

R code for performing OU analyses in OUwie

Appendix A. Sampling protocol, site names, and GPS coordinates for vegetation sampling that estimated the depth of occurrence for Lasthenia lineages occupying vernal pools.

Sampling protocol, site names, and GPS coordinates for vegetation sampling that estimated the depth of occurrence for Lasthenia lineages occupying vernal pools

Appendix B. Extended table summarizing the estimates of phylogenetic signal (Blomberg's K statistic) and tests of significance for niche parameters not included in Table 4.

Extended table summarizing the estimates of phylogenetic signal (Blomberg's K statistic) and tests of significance for niche parameters not included in Table 4