Image Number D3730-1 |
ARS scientists hoped to cryopreserve seeds from a 200-year-old elm tree but found no embryos within the seeds.
Photo by New Jersey Department of Environmental Protection.
Please visit our Image Gallery.
An official website of the United States government
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.