( ( These plants ) ( ( lack ( tanniferous cells ) ) . ) )
(ROOT (S (NP (DT These) (NNS plants)) (VP (VBP lack) (NP (JJ tanniferous) (NNS cells))) (. .)))
These plants lack tanniferous cells.
(ROOT (S (NP (NNP Plant) (NNS cells)) (VP (VBP have) (NP (NP (NNS structures)) (SBAR (WHNP (WDT that) (NN animal) (NNS cells)) (S (VP (VBP lack)))))) (. .)))