Define with example of pneumatophores.

Explanation

The pneumatophores also called breathing root present in mangrove plants. In this case the roots arising from the major lateral roots are negatively geotropic and grow perpendicularly in upward direction and penetrate the soil. They have minute pores at their tip called pneumatothodes through which gaseous exchange takes place, e.g., Garan or Rhizophora, Sundri (Heritiera).