( ( Multicellular ( plant embryos ) ) ( ( develop ( from ( zygotes ( that ( are ( retained ( within ( tissues ( of ( the ( female parent ) ) ) ) ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (JJ Multicellular) (NN plant) (NNS embryos)) (VP (VBP develop) (PP (IN from) (NP (NP (NNS zygotes)) (SBAR (WHNP (WDT that)) (S (VP (VBP are) (VP (VBN retained) (PP (IN within) (NP (NP (NNS tissues)) (PP (IN of) (NP (DT the) (JJ female) (NN parent)))))))))))) (. .)))
Multicellular plant embryos develop from zygotes that are retained within tissues of the female parent.
(ROOT (S (NP (DT The) (NN embryo)) (VP (VBZ develops) (PP (IN in) (NP (NP (DT a) (NN plant)) (PP (IN inside) (NP (DT the) (JJ female) (NN plant))))) (PP (IN after) (NP (NN fertilization)))) (. .)))