How do plants disperse their seeds to new locations?
Some seeds can fly, swim, explode, hitchhike on animals, or survive being eaten and digested.
The answer
Plants have evolved an astonishing range of seed dispersal strategies. Wind-dispersed seeds like dandelions use parachute-like pappus structures, while maple seeds use helicopter-like samaras. Coconuts can float across entire oceans and remain viable for months. The sandbox tree's seed pods explode with enough force to launch seeds at 160 miles per hour up to 100 feet away. Many fruits are specifically designed to be eaten, with seeds that survive digestion and germinate in nutrient-rich animal droppings. Burdock seeds inspired the invention of Velcro with their tiny hooks that attach to animal fur and human clothing for long-distance transport.
Source: New Phytologist
- seed dispersal
- botany
- plant adaptations
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