Chasmanthium latifolium (River Oats or Indian Woodoats) was once apparently an extremely rare plant of the Chicagoland area, however, it is now widely cultivated for its splendid beauty. Take advantage of this grass in any prairie or part shade native garden with it famously beautiful seed heads and foliage. It self-sows easily it can fill bare ground but can also be easily tamed by hand pulling if so desired.
Frequently Asked Questions
Photo 1 By: By Eric in SF (Own work) [CC BY-SA 3.0 (https://creativecommons.org/licenses/by-sa/3.0) or GFDL (http://www.gnu.org/copyleft/fdl.html)], via Wikimedia Commons
Photos 2&3 By: By Photo by David J. Stang [CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0)], via Wikimedia Commons