Tumble Windmill Grass
Chloris verticillata Nutt.

Chloris verticillata, known as Tumble Windmill Grass, is a species in the Poaceae family, first described in 1835 by Nutt. It is native to various regions across the United States and parts of Mexico.
Description
Chloris verticillata belongs to the genus Chloris and is part of the grass family Poaceae. It is found in a wide range of locations including Alabama, Arizona, Arkansas, California, Colorado, Connecticut, Delaware, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maryland, Massachusetts, Mexico Northeast, Michigan, Missouri, and Nebraska. This grass species was first published in 1835 and is commonly referred to as Tumble Windmill Grass in English.
Other common names
Tumble Windmill GrassWindmill Grass
Distribution
Alabama · Arizona · Arkansas · California · Colorado · Connecticut · Delaware · Illinois · Indiana · Iowa · Kansas · Kentucky · Louisiana · Maryland · Massachusetts · Mexico Northeast · Michigan · Missouri · Nebraska · Nevada · New Jersey · New Mexico · New York · Ohio · Oklahoma · Pennsylvania · South Carolina · South Dakota · Tennessee · Texas