Watermeal: Earth’s tiniest flowering plant

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Scientists from Thailand are conducting groundbreaking research into the potential of Watermeal plants as a source of nutrition and oxygen for astronauts.

Key Highlights:

• Watermeal is the world’s smallest flowering plant.It is known for its tiny size and floating habit on water bodies.It lacks roots, stems, or leaves.
• Watermeal thrives in quiet, nutrient-rich freshwater environments like ponds, lakes and marshes.
• It is also a producer of oxygen through photosynthesis and a rich source of protein. In Thailand, it has been part of the local diet for generations.​​​​​​​