Briza media is a perennial grass in the family Poaceae and is a species of the genus Briza.
Common name includes Quaking-grass, Cow-quake, Didder, Dithering-grass, Dodder-grass, Doddering Dillies, Doddle-grass, Earthquakes, Jiggle-joggles, Jockey-grass, Lady's-hair, Maidenhair-grass, Pearl Grass, Quakers, Quakers-and-shakers, Shaking-grass, Tottergrass, Wag-wantons
- "Taxon: Briza media L.". Germplasm Resources Information Network (GRIN). United States Department of Agriculture, Agricultural Research Service, Beltsville Area. Retrieved 2007-10-18.
Bory Tucholskie National Park, Poland