( ( ( Xylem and ) Phloem ) ( ( are ( ( the ( two tissues ) ) ( of ( the ( vascular system ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Xylem) (CC and) (NNP Phloem)) (VP (VBP are) (NP (NP (DT the) (CD two) (NNS tissues)) (PP (IN of) (NP (DT the) (NN vascular) (NN system))))) (. .)))
Xylem and Phloem are the two tissues of the vascular system.
(ROOT (S (NP (DT The) (NN ground) (NN tissue) (NN system)) (VP (VBZ has) (NP (ADJP (CC neither) (JJ dermal) (CC nor) (JJ vascular)) (NNS tissues))) (. .)))