<P> In botany , a stoma ( plural `` stomata '' ) , also called a stomata ( plural `` stomates '' ) ( from Greek στόμα , `` mouth '' ) , is a pore , found in the epidermis of leaves , stems , and other organs , that facilitates gas exchange . The pore is bordered by a pair of specialized parenchyma cells known as guard cells that are responsible for regulating the size of the stomatal opening . </P>
<P> In botany , a stoma ( plural `` stomata '' ) , also called a stomata ( plural `` stomates '' ) ( from Greek στόμα , `` mouth '' ) , is a pore , found in the epidermis of leaves , stems , and other organs , that facilitates gas exchange . The pore is bordered by a pair of specialized parenchyma cells known as guard cells that are responsible for regulating the size of the stomatal opening . </P>
what are tiny pores present on the surface of leaf called
what are tiny pores present on the surface of leaf called
stomates
stomates