Which aquatic plant has several small teeth on one side of the leaf margin?

The aquatic plant that features several small teeth on one side of the leaf margin is indeed Coontail. This identification is important because Coontail, a submerged aquatic plant, has distinctive characteristics that help differentiate it from other aquatic plants. The small teeth or serrations along the leaf margins give Coontail its recognizable appearance, which can be crucial for proper identification and management in aquatic ecosystems.

Water Hyacinth lacks serrated edges, with smooth, rubbery leaves that float on the water's surface and are more rounded than those of Coontail. White Waterlily typically has broad, flat, round leaves without any noticeable teeth on the edges, while Hornwort has needle-like leaves arranged in whorls. Recognizing these characteristics is essential for anyone involved in aquatic pest control, as successful management often begins with accurate plant identification.