Plant species/genus N Burrows (n) Total N (%) Total P (%) N:P δ15N (‰)
Acantholimon sp.a 33 1(10), 3(9), 7(9), 6(5) 2.7 ± 0.31c, e, f, g, h 0.09 ± 0.03c, e, f, g, h 32.46 ± 11.94c, d, e, f, g 1.12 ± 1.71g
Androsace sp.b 6 2(6) 1.99 ± 0.3b, e, f, g, h 0.07 ± 0.02c, e, f, g, h 31.38 ± 6.43c, d, e, f -0.81 ± 0.56f
Braya pamiricac 12 2(6), 5(6) 3.85 ± 0.79a, b, e 0.22 ± 0.07a, b 18.54 ± 4.68a, b 1.04 ± 1.93g
Ephedra sp.d 5 2(5) 2.89 ± 0.35e, f, h 0.21 ± 0.12 16.41 ± 4.31a, b 1.11 ± 0.48
Erysimum altaicume 19 3(9), 4(10) 4.98 ± 0.88a, b, c, d, f, g 0.28 ± 0.12a, b 19.91 ± 5.84a, b 1.51 ± 2.38g
Krascheninnikovia ceratoidesf 30 7(10), 5(10), 6(10) 4.05 ± 0.69a, b, e 0.23 ± 0.07a, b, g 18.31 ± 4.2a, b, h 1.87 ± 2.1b, g
Oxytropis sp.g 46 2(12), 3(9), 4(10), 5(10), 6(5) 3.68 ± 0.54a, b, e, h 0.17 ± 0.04a, b, e, f 22.03 ± 3.55a -1.01 ± 1.22a, c, e, f, h
Leiospora eriocalyxh 20 1(10), 5(10) 4.44 ± 0.52a, b, d, g 0.18 ± 0.07a, b 26.04 ± 6.54c, f 1.05 ± 1.88g
H 105.48 98.79 68.27 65.83
df 7 7 7 7
p <0.0001 <0.0001 <0.0001 <0.0001