cheatgrass - bromus tectorum

annual or winter annual, softly downy to short-hairy throughout, and generally 10- 60cm (4- 24 in) tall. plant is typically rusty-red to purple at maturity. a winter annual grass native to Europe, southwestern Asia, and northern Africa, but has become invasive in many other areas. It now is present in most of Europe, southern Russia, Japan, South Africa, Australia, New Zealand, Iceland, Greenland, North America and Asia.