An official website of the United States government
Here's how you know
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.
Female and male of Mormon tea (Ephedra viridis) are on different shrubs. The fluffy yellow male cones contrast from the larger female seed cones. The jointed stems have black rings at the septa to identify this species amongst the other ephedra here.
Ephedra cones
NPS/Hallie Larsen
Last updated: December 7, 2022
Park footer
Contact Info
Mailing Address:
Petrified Forest National Park
P.O. Box 2217
Attn.:
Petrified Forest,
AZ
86028-2217