( ( ( Other types ) ( of ( marine plants ) ) ) ( ( ( ( drift ( with ( the currents ) ) ) and ) ( are ( called ( phytoplankton ( -LRB- ( ( plant plankton ) -RRB- ) ) ) ) ) ) . ) )
(ROOT (S (NP (NP (JJ Other) (NNS types)) (PP (IN of) (NP (JJ marine) (NNS plants)))) (VP (VP (VBD drift) (PP (IN with) (NP (DT the) (NNS currents)))) (CC and) (VP (VBP are) (VP (VBN called) (NP (NP (NN phytoplankton)) (PRN (-LRB- -LRB-) (NP (NN plant) (NN plankton)) (-RRB- -RRB-)))))) (. .)))
Other types of marine plants drift with the currents and are called phytoplankton (plant plankton).
(ROOT (S (NP (NNP Phytoplankton)) (VP (VBP make) (NP (NP (NN food)) (PP (IN via) (NP (NN photosynthesis))))) (. .)))