1,100,502 specimens across 6 departments, collected since 1754 — 100,256 names, 42,336 type specimens.
2 specimens
Bromus arenarius
BISH 718835 · Knowles, P.F., 1941
Alameda, Livermore, Davis
Bromus hordeaceus
BISH 719407 · Knowles, P.F., 1941
Contra Costa, Briones Hills, Davis
