Early WildRye (Elymus macgregorii) is in our garden.
NB: The photo from Alex belongs to Prairie Nursery, all rights reserved. Changed to a different image.
The photo is from bplant.org. It is also on iNaturalist.org, photo Photo 39365687, no rights reserved, uploaded by Ken Kneidel.
It shows the leaves and seeds of the Early WildRye.