Guess that Invasive Plant (2/5)Version en ligne GAME 2/5: Guess the native Charles River Plant using the clues to the side of the image! Then, advance to the next game using the arrows at the top of the page! par Charles River Conservancy 1 Invasive herb with light green, triangle-shaped leaves and small white flowers Hints 1 Can quickly establish itself as the dominant undergrowth in many forested areas 2 Can release a chemical into the soil that will hinder the growth of other plant species near it