deer-tongue rosette-panicgrass

Dichanthelium clandestinum

Poaceae

Slideshow and species account to come.

For more information:

https://gobotany.nativeplanttrust.org/species/dichanthelium/clandestinum/

http://www.florafinder.com/Species/Dichanthelium_clandestinum.php

https://www.illinoiswildflowers.info/grasses/plants/deertg_grass.html