Corkscrew shaped seed digs itself into the soil

Name: Corkscrew shaped seed digs itself into the soil
Uploaded: 2014-12-13T21:32:09+00:00
Duration: 1 min 31 s
Channel: borriss
Description: Erodium cicutarium (stork's bill, filaree) - the spiral shape of the awn changes during daily changes in humidity: wetness causes an unwinding extension along its central axis which winds for self-burial of the seed as it dries.

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Erodium cicutarium (stork's bill, filaree) - the spiral shape of the awn changes during daily changes in humidity: wetness causes an unwinding extension along its central axis which winds for self-burial of the seed as it dries.

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