( ( The understory ) ( ( is ( thick ( with ( ( plants , ) ( including ( ( ferns and ) ( ( a variety ) ( of wildflowers ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (DT The) (NN understory)) (VP (VBZ is) (ADJP (JJ thick) (PP (IN with) (NP (NP (NNS plants)) (, ,) (PP (VBG including) (NP (NP (NNS ferns)) (CC and) (NP (NP (DT a) (NN variety)) (PP (IN of) (NP (NNS wildflowers)))))))))) (. .)))
The understory is thick with plants, including ferns and a variety of wildflowers.
(ROOT (S (NP (NP (DT The) (NN understory)) (PP (IN of) (NP (DT the) (NN rainforest)))) (ADVP (RB commonly)) (VP (VBZ has) (NP (NP (NNS ferns)) (CC and) (NP (JJ other) (NN ground) (NNS plants)))) (. .)))