( Together ( , ( ( xylem ( and ( phloem tissues ) ) ) ( ( form ( ( the ( vascular system ) ) ( of plants ) ) ) . ) ) ) )
(ROOT (S (ADVP (RB Together)) (, ,) (NP (NN xylem) (CC and) (NN phloem) (NNS tissues)) (VP (VBP form) (NP (NP (DT the) (NN vascular) (NN system)) (PP (IN of) (NP (NNS plants))))) (. .)))
Together, xylem and phloem tissues form the vascular system of plants.
(ROOT (S (NP (NP (JJ Present-day) (NNS plants)) (SBAR (WHNP (WDT that)) (S (VP (VBP have) (NP (DT a) (JJ complex) (NN vascular) (NN tissue) (NN system)))))) (VP (VBP are) (VP (VBN called) (NP (NN vasuluar) (NNS plants)))) (. .)))