O / ŏlĕŏsĕlīnum
noun

ŏlĕŏsĕlīnum

gen. ŏlĕŏsĕlīni · gender neuter · decl. 2nd
oleum-selinon
a plant resembling parsley
a plant resembling parsley, Isid. Orig. 17, 11, 3.