Victoria Chang's collection takes its title from what many call "the worst weed in the world," a plant so rapidly and uncontrollably invasive that it is illegal
"This is a reference book containing information on over 200 species, including where each is proclaimed and what the legal requirements are for its control. Ea
Over the past 70 years, the free-floating aquatic fern Salvinia molesta D.S. Mitchell (giant salvinia) has spread from its native range in Brazil to many tropic