duckweed

How To Use duckweed In A Sentence

• Suzhou Creek became a hot topic among local residents late last month as vast expanses of green duckweed floated on the water.
• Rivers and lakes are filled with small-flowered a kind of duckweed [Lemnaceae] and the lake started to bloom. Kola~ the Saami community of Lovozero climate change case study
• It was concluded by the Environmental Protection Agency in Victoria that the fish kill was caused by excess duckweed in the water, encouraged by high nutrient levels.
• To understand these diagrams it is important to keep in mind that the duckweed plants consists of a cluster of fronds descended from a single mother frond.
• Then he submerged his head and came up with a mouthful of dripping duckweed and water bistort. The Plains of Passage
• Barely visible above a mat of wind-blown duckweed were the eyes and nostrils of a four-foot alligator.
• Floating plants like water lilies or duckweed block sunlight, preventing algae from thriving.
• The familiar duckweed which covers the surface of a pond consists of a tiny green "thalloid" shoot, one, that is, which shows no distinction of parts -- stem and leaf, and a simple root growing vertically downwards into the water. Encyclopaedia Britannica, 11th Edition, Volume 2, Part 1, Slice 1
• Other good kinds are hornwort, water starwort, tape grass, water poppy, milfoil, willow moss, and floating plants like duckweed. Outdoor Sports and Games
• Water hyacinths, duckweed, and pondweed are all aquatic monocots.