1 Genesis 30,14
" In the days of wheat harvest Reuben went and found mandrakes in the field and brought them to his mother Leah. Then Rachel said to Leah, “Please give me some of your son's mandrakes.” ...
Kyrene, 525 - 480 B.C.
In numismatics, the plant on the coin is called sylphium. In the biblical context, however, it is the mandrake.
On the first coin you can see below for mandrake typical roots