Silphium is one of the most intriguing plants of the ancient world.

That leaves silphium, which we might be able to grow, although in minute quantities.

It is a wonder that silphium, which was once so important, nearly died out.

Wait a bit till I have prepared my silphium pickle.

Silphium, a famous medicinal plant of Lybia and of Persia, seems to have disappeared entirely.