citrus fruit, n.All

Christopher Columbus is responsible for having brought the first lemon seeds to America

Domestic cats dislike citrus scents

There are only 3 original citrus fruits: pommelo, citron and mandarin. Most other citrus fruits are hybrdis of these 3 (eg. orange= pommelo x mandarin)

Citrus fruit is a flavor grenade.

A Citrus fruit is just pre-juice.