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.
The number of specimens (n) for each site is given in parentheses beside the symbol. Small, open circles indicate sample locations that did not include any specimens of this clade (absence).
