phlox /(flŏks)/

phlox

n.
  1. A genus of American herbs, having showy red, white, or purple flowers. (Bot.)

Phrases & Compounds
Phlox worm
the larva of an American moth (Heliothis phloxiphaga). It is destructive to phloxes.
Phlox subulata
the moss pink. See under Moss.