Source : Webster's Revised Unabridged Dictionary (1913)

Efflorescent \Ef`flo*res"cent\, a. [F. efflorescent, L.
   efflorescens, -entis, blooming, p. pr. of efflorescere. See
   {Effloresce}, v. i.]
   1. That effloresces, or is liable to effloresce on exposure;
      as, an efflorescent salt.

   2. Covered with an efflorescence.

Source : WordNet®

efflorescent
     adj : bursting into flower; "flowering spring trees" [syn: {abloom},
            {flowering}]