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A tumbleweed is a structural part of the above-ground anatomy of a number of species of plants. It is a diaspore that, once mature and dry, detaches from its root or stem and rolls due to the force of the wind.
Feb 7, 2022 · Learn how tumbleweeds, also known as Russian thistle, became a symbol of the American West and a problematic invasive species. Discover their life cycle, spread, impact and management options.
- Sidney Stevens
This detached anatomical part of Salsola tragus is colloquially called "tumbleweed" (although there are many other plant species that also produce tumbleweeds). Once mature, dry, and detached from the plant, this tumbleweed will tumble (i.e., roll) due to the force of the wind.
May 6, 2018 · Learn how tumbleweeds, also known as Russian thistle, evolved to disperse their seeds by rolling and bouncing in the wind. Find out how they became a nuisance and a threat in California and other western states.
- 4 min
- Gabriela Quirós, KQED Science
Mar 8, 2024 · Tumbleweeds are a familiar sight to most people who live in the western United States. They’re brown, round and can be found rolling across the street on windy days. In early March, tumbleweeds took over a town in Utah, causing cars and houses to disappear from plain sight.
Jun 14, 2024 · Tumbleweed is a plant that detaches from its roots and rolls with the wind, dispersing seeds. Learn about different types of tumbleweeds, such as pigweed, Russian thistle, and Colutea arborea, and their habitats.
Get a new perspective on our place in the universe and meet extraordinary new friends. Explore big scientific mysteries by going incredibly small. Tumbleweeds might be the iconic props of classic...
- 4 min
- 3.5M
- Deep Look
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