Turion (botany)

As Turionen (sing.: the Turio or Turion; Latin centurion, - onis - Stock rung ) is called the vegetative formed overwintering organs of aquatic plants. Before the beginning of winter or a vegetation break this short form rung solve with leaves or leaf parts from the mother plant and sink to the bottom of the water. In deep water ( due to thermal stratification usually 4 ° C), the plant survives as the cold season, driving in the spring under more favorable conditions again.

Typical genera with Turionen are:

• Elodea ( Elodea )
• Duckweed ( Spirodela )
• Frog bite ( Hydrocharis )
• Water hose ( Utricularia )
• Milfoil ( Myriophyllum )
• Crab Claw ( Stratiotes )

• Sprossachse