( ( Water hemlock ) ( ( ( occurs ( most commonly ) ) ( with ( ( moist soils ) ( in ( eastern ( North Dakota ) ) ) ) ) ) . ) )
(ROOT (S (NP (NNP Water) (NN hemlock)) (VP (VBZ occurs) (ADVP (RBS most) (RB commonly)) (PP (IN with) (NP (NP (JJ moist) (NNS soils)) (PP (IN in) (NP (JJ eastern) (NNP North) (NNP Dakota)))))) (. .)))
Water hemlock occurs most commonly with moist soils in eastern North Dakota.
(ROOT (S (NP (NNP Water) (NNS molds)) (ADVP (RB mostly)) (VP (VBP live) (PP (IN in) (NP (NN water) (CC or) (NN moist) (NN soil)))) (. .)))