Source : Webster's Revised Unabridged Dictionary (1913)

Flora \Flo"ra\, n. [L., the goddess of flowers, from flos,
   floris, flower. See {Flower}.]
   1. (Rom. Myth.) The goddess of flowers and spring.

   2. (Bot.) The complete system of vegetable species growing
      without cultivation in a given locality, region, or
      period; a list or description of, or treatise on, such
      plants.

Source : WordNet®

flora
     n 1: all the plant life in a particular region [syn: {vegetation}]
          [ant: {fauna}]
     2: a living organism lacking the power of locomotion [syn: {plant},
         {plant life}]
     [also: {florae} (pl)]