Thamnolia

a photo of Thamnolia
Thamnolia is a tundra lichen that can be hidden by the vegetation. Some visitors have described it as "white worms on the tundra".

Photo courtesy of Rocky Mountain National Park.

Last updated: March 31, 2012

Contact the Park

Mailing Address:

1000 US Hwy 36
Estes Park, CO 80517

Phone:

(970) 586-1206
Through winter, the Information Office is open 8:00 am–4:30 pm Mon–Fri. Recorded Trail Ridge Road status: (970) 586-1222.

Contact Us