Saxifrage

from WordNet (r) 3.0 (2006)

saxifrage
    n 1: any of various plants of the genus Saxifraga [syn:
         {saxifrage}, {breakstone}, {rockfoil}]

from The Collaborative International Dictionary of English v.0.48

Saxifrage \Sax"i*frage\ (?; 48), n. [L. saxifraga, from
   saxifragus stone-breaking; saxum rock + frangere to break:
   cf. F. saxifrage. See {Fracture}, and cf. {Sassafras},
   {Saxon}.] (Bot.)
   Any plant of the genus {Saxifraga}, mostly perennial herbs
   growing in crevices of rocks in mountainous regions.
   [1913 Webster]

   {Burnet saxifrage}, a European umbelliferous plant
      ({Pimpinella Saxifraga}).

   {Golden saxifrage}, a low half-succulent herb
      ({Chrysosplenium oppositifolium}) growing in rivulets in
      Europe; also, {Chrysosplenium Americanum}, common in the
      United States. See also under {Golden}.

   {Meadow saxifrage}, or {Pepper saxifrage}. See under
      {Meadow}.
      [1913 Webster]