polypogon genus --- grass family
annual rabbitsfoot (Polypogon monspeliensis) -- in July -- McMurry, Fort Collins Natural Area, Larimer County, CO
annual rabbitsfoot (Polypogon monspeliensis) -- in July -- off of route 21 in northern Utah green & brown
annual rabbitsfoot (Polypogon monspeliensis) -- in September -- Big Thompson Ponds State Wildlife Area, CO