( ( ( ( Staph aureus ) , ) ( with ( capsule ( overlying ( the ( cell wall ) ) ) ) ) ) . )
(ROOT (S (VP (VB Staph) (NP (NN aureus)) (, ,) (PP (IN with) (NP (NP (NN capsule)) (VP (VBG overlying) (NP (DT the) (NN cell) (NN wall)))))) (. .)))
Staph aureus, with capsule overlying the cell wall.
(ROOT (S (NP (DT The) (NN capsule)) (VP (VBZ is) (NP (NP (DT the) (NN layer)) (PP (IN outside) (NP (NP (DT the) (NN cell) (NN wall)) (PP (IN in) (NP (DT a) (NN prokaryote))))))) (. .)))
The capsule is the layer outside the cell wall in a prokaryote.