One of the most important Greek medicinal spices was used as early as the 7th century BCE .
One of the most important Greek medicinal spices was was known as Silphium , a plant that went extinct in the 1st century CE .
One of the most important Greek medicinal spices was used as early as the 7th century BCE and was known as Silphium , a plant that went extinct in the 1st century CE .