John Rusk:
P20130507-0012—Cerastium viride—Point Reyes
John Rusk:
P20130507-0021—Cerastium viride—Point Reyes
John Rusk:
P20130507-0022—Cerastium viride—Point Reyes-1
John Rusk:
H20100311-1931--Cerastium arvense--RPBG
John Rusk:
J20180118-0011—Cerastium arvense ssp strictum—RPBG