( ( Biennial ( ( A plant ) ( that ( ( needs ( two ( growing seasons ) ) ) ( to ( complete ( its ( life cycle ) ) ) ) ) ) ) ) . )
(ROOT (S (VP (VB Biennial) (NP (NP (DT A) (NN plant)) (SBAR (WHNP (WDT that)) (S (VP (VBZ needs) (NP (CD two) (VBG growing) (NNS seasons)) (S (VP (TO to) (VP (VB complete) (NP (PRP$ its) (NN life) (NN cycle)))))))))) (. .)))
Biennial A plant that needs two growing seasons to complete its life cycle.
(ROOT (S (NP (NP (VBG Growing)) (CC and) (NP (NN reproducing))) (VP (VBP occur) (PP (IN in) (NP (DT both) (NNS plants) (CC and) (NNS humans)))) (. .)))
Growing and reproducing occur in both plants and humans.