Leucadendron

from WordNet (r) 3.0 (2006)

Leucadendron
    n 1: large genus of evergreen trees and shrubs having silvery
         white leaves and solitary terminal flowers with conspicuous
         silvery bracts [syn: {Leucadendron}, {genus Leucadendron}]

from The Collaborative International Dictionary of English v.0.48

Leucadendron \Leu`ca*den"dron\ (l[=u]`k[.a]*d[e^]n"dr[o^]n), n.
   [NL., fr. Gr. leyko`s white + de`ndron tree.] (Bot.)
   A genus of evergreen shrubs from the Cape of Good Hope,
   having handsome foliage. {Leucadendron argenteum} is the
   {silverboom} of the colonists.
   [1913 Webster]