WHAT IT MEANS AND WHY IT'S IMPORTANT — Whoever named the genus to which ragweed plants belong “ambrosia” had a terrific sense of irony. The name, derived from Greek, refers to the food of the gods, but the plant is more like punishment from the gods, considering that it’s the main culprit in seasonal allergies.
(THE NEWS: Allergy season to last longer this year. For the full story, click here)