( ( ( ( Vascular and ) nonvascular ) ( ( ( plants , ) and ) ( Vertebrates ( and ( invertebrates III ) ) ) ) ) . )
(ROOT (NP (NP (NN Vascular) (CC and) (NN nonvascular)) (NP (NP (NNS plants)) (, ,) (CC and) (NP (NNPS Vertebrates) (CC and) (NNP invertebrates) (NNP III))) (. .)))
Vascular and nonvascular plants, and Vertebrates and invertebrates III.
(ROOT (S (NP (NNP Vascular) (NNS plants)) (VP (VBP have) (NP (DT a) (JJ dominant) (NN sporophyte) (NN generation))) (. .)))