( ( Finally ( , ( ( the epidermis ) ( is ( permeated ( by ( ( a series ) ( of openings ) ) ) ) ) ) ) ) ( , ( ( called ( ( stomates , ) ( ( through which ) ( ( ( gaseous exchange ) ( between ( ( ( the leaf ) and ) ( the ( outside atmosphere ) ) ) ) ) ( can occur ) ) ) ) ) . ) ) )
(ROOT (SINV (S (ADVP (RB Finally)) (, ,) (NP (DT the) (NNS epidermis)) (VP (VBZ is) (VP (VBN permeated) (PP (IN by) (NP (NP (DT a) (NN series)) (PP (IN of) (NP (NNS openings)))))))) (, ,) (VP (VBD called)) (NP (NP (NNS stomates)) (, ,) (SBAR (WHPP (IN through) (WHNP (WDT which))) (S (NP (NP (JJ gaseous) (NN exchange)) (PP (IN between) (NP (NP (DT the) (NN leaf)) (CC and) (NP (DT the) (JJ outside) (NN atmosphere))))) (VP (MD can) (VP (VB occur)))))) (. .)))
Finally, the epidermis is permeated by a series of openings, called stomates, through which gaseous exchange between the leaf and the outside atmosphere can occur.
(ROOT (S (NP (NP (DT The) (NNS epidermis)) (PP (IN of) (NP (DT a) (NN leaf)))) (VP (VBZ contains) (NP (NP (NNS openings)) (VP (VBN known) (PP (IN as) (NP (NP (NN stomata)) (, ,) (SBAR (WHPP (IN through) (WHNP (WDT which))) (S (NP (NP (DT the) (NN exchange)) (PP (IN of) (NP (NNS gases)))) (VP (VBZ takes) (NP (NN place)))))))))) (. .)))