( ( Even ( though ( ( the field ) ( appears ( to ( have ( plenty ( of moisture ) ) ) ) ) ) ) ) ( , ( ( the plants ) ( ( wilt ( because ( ( insufficient water ) ( is ( ( absorbed ( by ( the roots ) ) ) ( to ( replace ( that ( lost ( from transpiration ) ) ) ) ) ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (RB Even) (IN though) (S (NP (DT the) (NN field)) (VP (VBZ appears) (S (VP (TO to) (VP (VB have) (NP (NP (RB plenty)) (PP (IN of) (NP (NN moisture)))))))))) (, ,) (NP (DT the) (NNS plants)) (VP (VBZ wilt) (SBAR (IN because) (S (NP (JJ insufficient) (NN water)) (VP (VBZ is) (VP (VBN absorbed) (PP (IN by) (NP (DT the) (NNS roots))) (S (VP (TO to) (VP (VB replace) (SBAR (IN that) (S (VP (VBD lost) (PP (IN from) (NP (NN transpiration)))))))))))))) (. .)))
Even though the field appears to have plenty of moisture, the plants wilt because insufficient water is absorbed by the roots to replace that lost from transpiration.
(ROOT (S (NP (NNP Wilting)) (VP (VBZ occurs) (SBAR (WHADVP (WRB when)) (S (NP (NP (NN water)) (VP (VBN lost) (PP (IN by) (NP (NN transpiration))))) (VP (VBZ is) (RB not) (VP (VBN replaced) (PP (IN by) (NP (NN absorbtion))) (PP (IN from) (NP (NN room)))))))) (. .)))