Skip to main content
U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

USDA Logo U.S. Department of Agriculture


Displaying items 1 - 2 of 2
10 | 20 | 50 per page

1. Demography of ancient western juniper (Juniperus occidentalis var. occidentalis) trees on Horse Ridge in central Oregon, USA

Author(s):
Loehman, Rachel A.; Heyerdahl, Emily K.; Pederson, Gregory T.; McWethy, David B.

2. Mountain hemlock tree-ring width chronologies from the western Oregon Cascade Mountains World symbol which represents External data

Author(s):
Heyerdahl, Emily K.