Prairie cupgrass, Eriochloa contracta, spikelets and florets.

Seven small, oval seeds with pointed ends, some green and others pale yellow, are scattered on a gray background. A scale indicates they are 3 millimeters long. Copyright information is at the bottom (Copyright 2007 The Regents of the University of California. All rights reserved.). Credit: Joseph M. DiTomaso, UC Agriculture and Natural Resources
Credit: Joseph M. DiTomaso, UC Agriculture and Natural Resources