"EA-2: dD values (‰) for xylem water, leaf water and leaf wax n-alkanes together with calculated fractionations and indices of molecular abundance (Table 2). In addition we include d18O values for plant waters and the relative abundance of n-alkanes by chain length",,,,,,,,,,,,,,,,,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,, ,,dD (‰),dD (‰),dD of n-alkanes (‰),dD of n-alkanes (‰),dD of n-alkanes (‰),dD of n-alkanes (‰),dD of n-alkanes (‰),dD of n-alkanes (‰),,,Fractionation (‰),,,,,d18O (‰),d18O (‰),Rel. Abundance,,,, Site,Species,xw,lw,C-25,C-27,C-29,C-31,C-33,wax,Cmax,ACL,xw/w,lw/xw,wax/lw,wax/w,d13C (‰),xw,lw,C25,C27,C29,C31,C33 Site 1,Artemisia ludoviciana sp. albula,na,na,,,-126.5115797,-127.6910797,,-127.1410141,31,30.06729025,na,na,na,-52.16746021,-25.429,na,na,,,0.47,0.53, Site 1,Coleogyne ramosissima,-70.23911506,-7.447157025,,,-192.3297463,-149.594413,,-167.3665068,31,30.16827167,9.621983867,67.53559872,-161.11923,-95.84809075,-25.788,9.8,37.2,,,0.42,0.58, Site 1,Ephedra nevadensis,na,-20.42026479,,,-148.6657741,-157.3727741,,-153.7700872,29,30.17246194,na,na,-136.1296254,-81.08381709,-23.22,na,29.2,,,0.41,0.59, Site 1,Epilobium canum sp. latifolium,na,na,,,-207.2440797,-221.2507463,,-207.6201985,29,29.05370569,na,na,na,-139.5593425,-28.02,na,na,,,0.97,0.03, Site 1,Ericameria cuneata var. spathulata,-84.91621329,31.41515603,,-149.3074408,-143.2497741,,,-144.8469558,29,28.4726743,-6.315792474,127.1264676,-170.8934669,-71.39424017,-24.812,8.3,54.6,,0.26,0.74,, Site 1,Larrea tridentata,-68.7745426,15.58536242,,,-113.5701075,-120.0104408,,-117.1685803,31,30.11748031,11.21235465,90.59020493,-130.716676,-41.33845185,-25.958,7.5,45.9,,,0.44,0.56, Site 1,Opuntia basilaris var. basilaris,na,3.394974699,,,,,-123.9594408,na,33,33,na,na,na,na,-13.475,na,40.4,,,,,1 Site 1,Purshia tridentata var. gladulosa,-88.17745358,-36.8358414,,-191.4969917,,,,-191.4969917,27,27,-9.857154504,56.30658332,-160.5761063,-122.0512452,-24.126,-0.4,24,,1,,, Site 1,Quercus chrysolepsis,-86.11721889,-17.77111074,,-147.0572306,-151.363564,-152.5772306,,-149.6121975,29,28.19687485,-7.619957531,74.78651481,-134.2264397,-76.56878873,-27.41,6,30.4,,0.41,0.58,0.01, Site 1,Rhamnus ilicifolia,na,0.006421112,,,-155.5089917,,,-155.5089917,29,29,na,na,-155.5144142,-82.97208347,-25.82,na,20.2,,,1,, Site 1,Salix exigua,-57.49630126,na,,,-197.225413,,,-197.225413,29,29,23.4593319,na,na,-128.2717049,-26.7,14.9,na,,,1,, Site 1,Yucca brevifolia,na,na,,,,-184.0854408,,-184.0854408,31,31,na,na,na,-114.0030848,-20.842,na,na,,,,1, Site 1, Mean ,-75.95347411,-4.009057461,,-162.6205544,-159.5187811,-158.9403036,-123.9594408,-163.2583979,29.83333333,29.60406325,3.416794318,83.26907387,-149.8822798,-91.38711906,-24.3,7.683333333,35.2375,,,,, Site 1, s,12.31191506,21.57346274,,25.03302489,32.48434996,34.48963354,,29.10980238,1.585922922,1.527762898,13.36943757,27.49337141,15.89223655,31.61016655,3.91286756,5.002965787,11.53478435,,,,, ,,,,,,,,,,,,,,,,,,,,,,, Site 2,Alnus glutinosa,na,-12.51219629,na,-164.655908,na,,,-164.655908,27,26.97701678,na,na,-154.0714843,-104.956507,-29.421,na,8.9,0.08,0.85,0.07,, Site 2,Arctostaphylos pringlei,-65.26508603,-2.036931024,,na,-145.0250827,-162.7121824,,-142.9307683,29,30.09814453,1.537462736,67.64287292,-141.1814141,-81.67874025,-29.949,na,na,,0.09,0.27,0.64, Site 2,Arctostaphylos pringlei,na,-14.22138385,,-181.9031787,-190.9728859,-209.8430776,,-201.9037868,31,30.03142841,na,na,-190.3900124,-144.8663739,-31.426,7.7,na,,0.12,0.24,0.64, Site 2,Erigonium wrightii,na,na,-126.0771597,-118.552567,-119.4699461,-111.3494786,,-118.1545599,27,27.84285187,na,na,na,-55.13185465,-25.611,na,26.5,0.14,0.4,0.37,0.09, Site 2,Pinus lambertiana,-97.11990765,-5.797106966,,,,-150.5070797,,-150.5070797,29,29,-32.59392227,101.1461006,-145.5537634,-89.79650667,-25.472,na,19.7,,,1,, Site 2,Quercus chrysolepis,na,na,-168.4895029,-158.757048,-149.7385511,-145.7723376,,-153.2661157,27,27.41684635,na,na,na,-92.7527223,-29.847,na,22.8,0.29,0.33,0.25,0.13, Site 2,Quercus chrysolepis,-63.11040988,-6.984209781,-136.6074769,-130.9325269,-133.8617894,-133.5120045,,-132.4223595,27,27.81701041,3.84612678,59.90695242,-126.3203979,-70.41932875,-26.542,-7.8,19.8,0.2,0.37,0.24,0.18, Site 2,Quercus chrysolepis,-69.81523656,-7.223051419,-143.0760996,-143.3321124,-136.0374019,-129.3066473,,-137.6062327,29,28.04386817,-3.33787267,67.29005635,-131.3317976,-75.97367693,-28.14,na,na,0.15,0.33,0.35,0.16, Site 2,Quercus kelloggi,na,-12.76735249,,-159.9760856,-162.1938707,,,-161.5509366,29,28.42020159,na,na,-150.7077227,-101.6296331,-29.81,10.6,31.5,,0.29,0.71,, Site 2,Quercus kelloggi,-70.35048357,-14.1160135,,-146.5855255,-172.3227486,,,-168.0955467,29,28.67151065,-3.911372088,60.48996861,-156.1842319,-108.6419658,-30.062,na,na,,0.16,0.84,, Site 2,Quercus kelloggi,-78.43758064,-7.595464687,,-136.9433696,-158.1140391,,,-153.9802798,29,28.60948242,-12.57642842,76.87175005,-147.5051855,-93.51792541,-27.144,13,26.2,,0.2,0.8,, Site 2,Salix lasiolepsis,-58.46258709,-2.101522393,na,-145.0658217,na,,,-132.2951146,27,27.06834532,8.826114761,59.8606746,-130.4677731,-70.28299001,-31.386,10.7,6,0.05,0.87,0.08,, Site 2, Mean ,-61.28117205,-5.798342697,-143.5625598,-148.6704143,-151.9707017,-149.0004011,,-151.4473907,28.33333333,28.33305887,-5.458555881,70.45833937,-147.3713783,-90.80401873,-28.73416667,6.84,20.175,,,,, Site 2, s,12.8276786,4.634808482,18.03424086,18.24094689,21.70528722,31.48507857,,21.76621157,1.302677895,1.022980781,13.74443223,14.8539898,18.29411855,23.32177389,2.09908776,8.397201915,8.782084035,,,,, ,,,,,,,,,,,,,,,,,,,,,,, Site 3,Ceanothus leucodermis,na,23.06191063,,na,-155.7105881,-158.8902548,,-157.3671088,31,29.7290054,na,na,-176.3617799,-118.1236095,-29.663,9.9,26.3,,0.1,0.43,0.47, Site 3,Quercus agrifolia leaf sample 1,,21.77161369,,,-139.262936,,,-139.262936,29,29,na,65.12268001,-157.6032722,-99.17628053,-28.234,,29.6,,,1,, Site 3,Quercus agrifolia leaf sample 2,-40.7005382,22.82431119,,,-126.9668056,,,-126.9668056,29,29,3.976412144,66.22004068,-146.4485299,-86.30748881,-28.77,,31.2,,,1,, Site 3,Quercus agrifolia leaf sample 3,,na,,,-135.99625,,,-135.99625,29,29,na,na,na,-95.75745683,-29.345,na,29.4,,,1,, Site 3, Mean ,-40.7005382,22.55261183,,,-139.4841449,-158.8902548,,-139.8982751,29.5,29.18225135,3.976412144,65.67136035,-160.1378607,-99.84120891,-29.003,9.9,29.125,,,,, Site 3, s,na,0.686718249,,,12.00271618,,,12.75424782,1,0.364502702,na,0.775951174,15.11683613,13.34824471,0.631984704,na,2.048373338,,,,, ,,,,,,,,,,,,,,,,,,,,,,, Site 4,Adenostoma fasciculatum,na,na,,,-120.9204219,-102.1570885,,-117.3306328,27,27.38263874,na,na,na,-83.13143531,na,na,na,,0.81,0.19,, Site 4,Arctostaphylos glandulosa,na,na,,,,-158.5218333,-158.1548333,-158.5218333,29,29.94882331,na,na,na,-125.918597,na,na,na,,,0.53,0.47, Site 4,Artemisia californica,na,na,,,-124.7617361,-126.5227361,,-125.5300197,27,27.87255381,na,na,na,-91.64850913,na,na,na,,0.56,0.44,, Site 4,Ceanothus intergerrimus,na,na,,,-125.9304219,-123.5884219,,-125.177217,27,27.64321507,na,na,na,-91.282037,na,na,na,,0.68,0.32,, Site 4,Ceanothus megacarpus,na,na,,,-136.3064167,-141.5454167,,-139.0619117,29,28.05191642,na,na,na,-105.7046969,na,na,na,,0.47,0.53,, Site 4,Ceanothus megacarpus,na,na,,,-129.9717361,-135.5334028,,-132.622836,27,27.95334727,na,na,na,-99.01613793,na,na,na,,0.52,0.48,, Site 4,Ceanothus spinosus,na,na,,,-127.6267552,-136.7260885,,-131.7611768,27,27.90873066,na,na,na,-98.12109359,na,na,na,,0.55,0.45,, Site 4,Heteromeles arbutifolia,na,na,,,-131.5954028,,,-131.5954028,27,27,na,na,na,-97.94889662,na,na,na,,1,,, Site 4,Keckiella cordifolia,na,na,,,-130.0897361,-121.3754028,,-127.5833873,27,27.57522445,na,na,na,-93.78143481,na,na,na,,0.71,0.29,, Site 4,Lonicera subspicata,na,na,,,-131.6610885,,,-131.6610885,27,27,na,na,na,-98.01712739,na,na,na,,1,,, Site 4,Malacothamnus fasciculatus,na,na,,,-102.4644219,-90.15275521,,-100.4113322,27,27.33351937,na,na,na,-65.55659317,na,na,na,,0.83,0.17,, Site 4,Phacelia cicutaria,na,na,,,-117.7310694,-125.8234028,,-122.0158918,29,28.05898317,na,na,na,-87.99822565,na,na,na,,0.47,0.53,, Site 4,Platanus racemosa,na,na,,-131.33775,,-148.06825,-159.73675,-139.615972,25,28.13474781,na,na,na,-106.2802243,na,na,na,0.36,,0.35,0.29, Site 4,Quercus agrifolia,na,na,,,-125.6390885,,,-125.6390885,29,29,na,na,na,-91.76180382,na,na,na,,,1,, Site 4,Quercus agrifolia,na,na,,,-119.81975,,,-119.81975,29,29,na,na,na,-85.71699387,na,na,na,,,1,, Site 4,Quercus dumosa,na,na,,,-119.369325,,,-119.369325,29,29,na,na,na,-85.24911707,na,na,na,,,1,, Site 4,Rhus laurina,na,na,,na,-147.4237361,,,-145.5349484,27,27.85873855,na,na,na,-112.4285327,na,na,na,,0.57,0.43,, Site 4,Sambucus mexicana,na,na,,,-132.68825,,,-132.68825,29,29,na,na,na,-99.08408642,na,na,na,,,1,, Site 4, Mean,na,na,,,-126.4999598,-128.1831635,-158.9457917,-129.2188924,27.66666667,28.09569104,na,na,na,-95.48030793,na,,,,,,, Site 4, s,na,na,,,9.78558785,19.54702081,1.118584002,12.42729216,1.188177052,0.798424429,na,na,na,12.90879003,na,,,,,,, ,,,,,,,,,,,,,,,,,,,,,,, All sites, Mean Overall ,-71.35590531,-2.369993171,-143.5625598,-151.8896774,-141.7195074,-143.2496149,-147.2836747,-144.4165384,28.56521739,28.64558499,-0.98090808,74.34974754,-150.1651662,-93.62037584,-26.87221429,na,na,,,,, All sites, s,14.71037319,16.9074168,18.03424086,19.78422282,24.1630906,29.39552491,20.21485917,24.0908144,1.572714199,1.222138339,13.32471637,19.61630442,16.79828643,21.16463809,3.637463314,na,na,,,,, ,,,,,,,,,,,,,,,,,,,,,,, na = not available,,,,,,,,,,,,,,,,,,,,,,,