Table 2.

Average percent change of physiological rates per species (ΔAn%, ΔEt%, Δgsw%), and respective significance values (P-value) obtained from paired t-test (α = 0.05) between control and herbivory mean physiological rates.

SpeciesΔAn%P-valueΔEt%P-valueΔgsw%P-value
Chilopsis linearis-30.9 ± 0.79%<0.05−46.3 ± 52.7%<0.01−40.9 ± 0.62%<0.01
Encelia farinosa-37.6 ± 0.04%<0.01−39.9 ± 0.10%<0.001−45.9 ± 19.0%<0.001
Larrea tridentata-29.9 ± 15.1%0.1713.3 ± 38.3%0.3516.7 ± 39.9%0.17
Olneya tesota10.2 ± 18.3%0.3927.5 ± 27.5%<0.0136.3 ± 30.4%<0.01
Populus fremontii−29.1 ± 23.6%0.44−16.1 ± 12.4%0.67−15.6 ± 16.6%0.76
Prosopis velutina−53.6 + 0.8%<0.001−51.5 ± 0.1%<0.001−50.8 ± 1.1%<0.001
Rhus ovate−52.7 ± 23.0%<0.001−40.0 ± 1.2%<0.001−39.3 ± 2.8%<0.001
Simmondsia chinensis−54.9 ± 35.3%<0.001−53.6 ± 24.9%<0.001−53.1 ± 26.9%<0.001
Vauquelinia californica−53.4 ± 12.1%<0.001−47.6 ± 15.5%<0.01−51.8 ± 17.9%<0.01
SpeciesΔAn%P-valueΔEt%P-valueΔgsw%P-value
Chilopsis linearis-30.9 ± 0.79%<0.05−46.3 ± 52.7%<0.01−40.9 ± 0.62%<0.01
Encelia farinosa-37.6 ± 0.04%<0.01−39.9 ± 0.10%<0.001−45.9 ± 19.0%<0.001
Larrea tridentata-29.9 ± 15.1%0.1713.3 ± 38.3%0.3516.7 ± 39.9%0.17
Olneya tesota10.2 ± 18.3%0.3927.5 ± 27.5%<0.0136.3 ± 30.4%<0.01
Populus fremontii−29.1 ± 23.6%0.44−16.1 ± 12.4%0.67−15.6 ± 16.6%0.76
Prosopis velutina−53.6 + 0.8%<0.001−51.5 ± 0.1%<0.001−50.8 ± 1.1%<0.001
Rhus ovate−52.7 ± 23.0%<0.001−40.0 ± 1.2%<0.001−39.3 ± 2.8%<0.001
Simmondsia chinensis−54.9 ± 35.3%<0.001−53.6 ± 24.9%<0.001−53.1 ± 26.9%<0.001
Vauquelinia californica−53.4 ± 12.1%<0.001−47.6 ± 15.5%<0.01−51.8 ± 17.9%<0.01
Table 2.

Average percent change of physiological rates per species (ΔAn%, ΔEt%, Δgsw%), and respective significance values (P-value) obtained from paired t-test (α = 0.05) between control and herbivory mean physiological rates.

SpeciesΔAn%P-valueΔEt%P-valueΔgsw%P-value
Chilopsis linearis-30.9 ± 0.79%<0.05−46.3 ± 52.7%<0.01−40.9 ± 0.62%<0.01
Encelia farinosa-37.6 ± 0.04%<0.01−39.9 ± 0.10%<0.001−45.9 ± 19.0%<0.001
Larrea tridentata-29.9 ± 15.1%0.1713.3 ± 38.3%0.3516.7 ± 39.9%0.17
Olneya tesota10.2 ± 18.3%0.3927.5 ± 27.5%<0.0136.3 ± 30.4%<0.01
Populus fremontii−29.1 ± 23.6%0.44−16.1 ± 12.4%0.67−15.6 ± 16.6%0.76
Prosopis velutina−53.6 + 0.8%<0.001−51.5 ± 0.1%<0.001−50.8 ± 1.1%<0.001
Rhus ovate−52.7 ± 23.0%<0.001−40.0 ± 1.2%<0.001−39.3 ± 2.8%<0.001
Simmondsia chinensis−54.9 ± 35.3%<0.001−53.6 ± 24.9%<0.001−53.1 ± 26.9%<0.001
Vauquelinia californica−53.4 ± 12.1%<0.001−47.6 ± 15.5%<0.01−51.8 ± 17.9%<0.01
SpeciesΔAn%P-valueΔEt%P-valueΔgsw%P-value
Chilopsis linearis-30.9 ± 0.79%<0.05−46.3 ± 52.7%<0.01−40.9 ± 0.62%<0.01
Encelia farinosa-37.6 ± 0.04%<0.01−39.9 ± 0.10%<0.001−45.9 ± 19.0%<0.001
Larrea tridentata-29.9 ± 15.1%0.1713.3 ± 38.3%0.3516.7 ± 39.9%0.17
Olneya tesota10.2 ± 18.3%0.3927.5 ± 27.5%<0.0136.3 ± 30.4%<0.01
Populus fremontii−29.1 ± 23.6%0.44−16.1 ± 12.4%0.67−15.6 ± 16.6%0.76
Prosopis velutina−53.6 + 0.8%<0.001−51.5 ± 0.1%<0.001−50.8 ± 1.1%<0.001
Rhus ovate−52.7 ± 23.0%<0.001−40.0 ± 1.2%<0.001−39.3 ± 2.8%<0.001
Simmondsia chinensis−54.9 ± 35.3%<0.001−53.6 ± 24.9%<0.001−53.1 ± 26.9%<0.001
Vauquelinia californica−53.4 ± 12.1%<0.001−47.6 ± 15.5%<0.01−51.8 ± 17.9%<0.01
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