Figure 1. Collection locations (1286 sites) of samples used in this study.
The sites are colour coded by the bioregions used in the spatial analysis. Note that there is no bioregion number 9 (excluded due to limited samples).
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.