The air inside a leaf is saturated with water vapor, resulting in a higher water vapor pressure inside the leaf (VPi) than outside the leaf (VPa), which causes water to diffuse out of the leaf.

Authors

• Person: Not available Organization: Nature
  The Ecology of Photosynthetic Pathways | Learn Science at Scitable

Sources

• The Ecology of Photosynthetic Pathways | Learn Science at Scitable www.nature.com Nature via serper

Referenced by nodes (1)

• water vapor concept