woodwaxen: small Eurasian shrub having clusters of yellow flowers that yield a dye; common as a weed in Britain and the United States; sometimes grown as an ornamental
broom: any of various shrubs of the genera Cytisus or Genista or Spartium having long slender branches and racemes of yellow flowers
dolomite: a light colored mineral consisting of calcium magnesium carbonate; a source of magnesium; used as a ceramic and as fertilizer