maple key
Winged tree seed
A maple key is the winged seed of a maple tree, shaped like a single blade that spins as it falls, carrying the seed away from the parent tree.
Children often toss them in the air to watch them helicopter down.
Also called a samara, maple seed, or whirlybird.
- samaraWinged botanical dispersal unit
- helicopterRotary-wing aircraft
- whirlybirdInformal term for helicopter
- wingedHaving flight appendages
- dispersalSpreading in many directions
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