Mention daisies and many gardeners' eyes will glaze over. Yes, it does seem half of all common flowering plants have daisy-like flowers. Here's one, though, that may catch your eye: Felicia amelloides ...

Quick: think of the first flower you ever tried to draw. Chances are good it was a daisy. The distinctive pattern of long white petals clustered simply around perfect-circle center are so iconic, so ...