Source : Webster's Revised Unabridged Dictionary (1913)

Furze \Furze\, n. [OE. firs, As. fyrs.] (Bot.)
   A thorny evergreen shrub ({Ulex Europ[ae]us}), with beautiful
   yellow flowers, very common upon the plains and hills of
   Great Britain; -- called also {gorse}, and {whin}. The dwarf
   furze is {Ulex nanus}.

Source : WordNet®

Ulex europaeus
     n : very spiny and dense evergreen shrub with fragrant
         golden-yellow flowers; common throughout western Europe
         [syn: {gorse}, {furze}, {whin}, {Irish gorse}]