What are duckweeds?
Q: What are duckweeds?
A: Duckweeds are freshwater aquatic plants that float in still or slow-moving fresh water and wetlands.
Q: How many genera are there for duckweeds?
A: There are five genera for duckweeds.
Q: What is the structure of a duckweed plant?
A: Most of each duckweed plant is a small organized "thallus" or "frond" structure only a few cells thick. It often has air pockets and floats on or under the water surface. Some have no root and some have one or more simple rootlets.
Q: How do duckweeds reproduce?
A: Duckweeds usually reproduce asexually by budding. They occasionally produce three tiny flowers for sexual reproduction, which have two stamens and a pistil. This reproduction produces a seed in an air bag that floats.
Q: How many species of duckweeds are there?
A: There are a total of 33 to 38 species of duckweeds.
Q: Which genus of duckweed has the smallest flower?
A: The duckweed genus Wolffia has the smallest known flower, just 0.3mm long.
Q: What is the most noticeable feature lacking in a duckweed plant?
A: Duckweed plants lack an obvious stem or leaves.
