New tumbleweed species rapidly expanding range

UC Riverside researchers find the weed may have tumbled too far.

Monster tumbleweed: Invasive new species is here to stay

New tumbleweed species rapidly expanding range

Sahara Mustard (Brassica tournefortii) is an invasive weed that is transforming the southwestern United States. It is a robust, fast-growing, drought-tolerant winter annua - Album alb3834394

A weedy scourge: 20 invasive plant species that cost Oregon millions

Everything You Need to Know About Tumbleweeds

Troublesome New Tumbleweed On The Scene

Nonnative Species - Petrified Forest National Park (U.S. National Park Service)

Tumbleweeds - National Geographic Magazine

Everything You Ever Wanted to Know About Tumbleweeds

Summer Annual Weeds (and Biennials)