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
cephalexin: an oral cephalosporin (trade names Keflex and Keflin and Keftab) commonly prescribe for mild to moderately severe infections of the skin or ears or throat or lungs or urinary tract