( ( The ( sporophyte ( , true ) ) ) ( leaves ( on ( a fern ) ) ) )
(ROOT (FRAG (X (DT The) (ADJP (JJ sporophyte) (, ,) (JJ true))) (VP (VBZ leaves) (PP (IN on) (NP (DT a) (NN fern))))))
The sporophyte, true leaves on a fern
(ROOT (S (NP (DT The) (JJ sporophyte) (NN stage)) (VP (VBZ is) (NP (NP (DT the) (JJ dominant) (NN stage)) (PP (IN of) (NP (NP (DT the) (NN lifecycle)) (PP (IN of) (NP (DT a) (NN fern))))))) (. .)))