Frae Wikipedia, the free beuk o knawledge
Owerview o transpiration:
  1. Watter is passively transported intae the ruits an then intae the xylem.
  2. The forces o cohesion an adhesion cause the watter molecules tae form a column in the xylem.
  3. Watter muives frae the xylem inta the mesophyll cells, evaporates frae thair surfaces an leaves the plant bi diffusion throu the stomata

Transpiration is the process o watter muivement throu a plant an its evaporation frae aerial pairts, sic as leafs, stems an flouers.