Figure 2.
Geographic variation in the first three principle components (A–C) and related individual traits of dry weight (D), heading date (E), and leaf height/width ratio (F).
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.