broom
nounA plant of several species, called dyer’s weed, being used by dyers to give a yellow color, dyer’s broom, green wood, or wood waxen, dwarf broom, all belonging to the genus Genista. Broom rape is Orobanche, and with large purple flowers, Lathroea. Spanish Broom is a species of Spartium, and Butcher’s broom is the Ruscus.