( ( In ( the spring ) ) ( ( ( two types ) ( of spores ) ) ( ( are produced ) . ) ) )
(ROOT (S (PP (IN In) (NP (DT the) (NN spring))) (NP (NP (CD two) (NNS types)) (PP (IN of) (NP (NNS spores)))) (VP (VBP are) (VP (VBN produced))) (. .)))
In the spring two types of spores are produced.
(ROOT (SINV (PP (IN Within) (NP (DT the) (NNS petals))) (VP (VBP are) (NP (NP (CD two) (NNS whorls)) (PP (IN of) (ADJP (JJ fertile))))) (NP (NP (JJ floral) (NNS organs)) (SBAR (WHNP (WDT that)) (S (VP (VBP produce) (NP (NNS spores)))))) (. .)))