Dill (Anethum graveolens)'s a short-lived perennial herb. It's the sole species of the genus Anethum, though classified by some botanists in a related genus as Peucedanum graveolens (L.) C.B.Clarke. It grows to, with slender stems and alternate, finely divided, softly delicate leaves long. The ultimate leaf divisions are broad, slightly broader than the similar leaves of fennel, which are threadlike, less than broad, but harder in texture. The flowers are white to yellow, in small umbels diamet… (More on Dill)