Katie E. Marshall and Jennifer L. Baltzer. 2015. Decreased competitive interaction drive a reverse species richness latitudinal gradient in subarctic forests. Ecology 96:461470. http://dx.doi.org/10.1890/14-0717.1


Appendix A: Additional statistical methods used to generate forest type classification, principal components scores for climate and tree stand parameters, and geographic and community distances.
Ecological Archives E096-047-A1.

Appendix B: Statistical results of geographic distance and community structure analyses with plots of MDS scores.
Ecological Archives E096-047-A2.

Appendix C: Table showing percent cover of tree species in each forest type cluster.
Ecological Archives E096-047-A3.

Appendix D: Tables showing most significant principal components of principal components analyses of climate data, with figure showing change in climate parameters over the past 60 years.
Ecological Archives E096-047-A4.

Appendix E: Table showing most significant principal components of principal components analysis of tree stand data, and figures showing relationship of tree stand characteristics with species richness.
Ecological Archives E096-047-A5.

Appendix F: Tables summarizing statistical results of regression of MFA dimensions with species richness and a summary of site characteristics that tend to be correlated with higher species richness.
Ecological Archives E096-047-A6.

Appendix G: Figure showing relationship between species richness per site with latitude clustered within each order.
Ecological Archives E096-047-A7.