Table 1. Summary of leaf gas exchange results for Neurachninae species.
Letters indicate common statistical groups at P < 0.05 (one-way ANOVA followed by a Tukey’s posthoc test). Mean ± se, n = 3–9 except for N. munroi where n = 2 at 35°C. ND, not determined.
| Species | C*, μmol µmol mol−1 | Γ at Saturating Light, µmol mol−1 | Carboxylation Efficiency μmol m−2 s−1 | ||
|---|---|---|---|---|---|
| 35°C | 32°C | 35°C | 32°C | 35°C | |
| T. mitchelliana | 61.1 ± 0.5 a | ND | 62.4 ± 0.5 c,d | ND | 0.22 ± 0.02 b |
| N. alopecuroidea | 60.9 ± 2.0 a | 71.1 ± 2.3 a | 78.5 ± 2.0 a | 0.05 ± 0.00 b | 0.05 ± 0.01 d |
| N. queenslandica | 55.9 ± 0.7 a | 62.8 ± 1.0 a,b | 69.2 ± 1.0 b | 0.10 ± 0.02 b | 0.08 ± 0.00 c,d |
| N. annularis | 54.4 ± 0.7 a | 65.0 ± 2.7 a,b | 66.9 ± 1.0 b,c | 0.09 ± 0.01 b | 0.13 ± 0.00 c |
| N. lanigera | 44.1 ± 0.9 b | 55.6 ± 0.9 b | 58.1 ± 1.7 d | 0.13 ± 0.01 b | 0.12 ± 0.03 c,d |
| N. minor | 16.7 ± 0.9 c | 15.6 ± 4.6 c | 14.3 ± 1.2 e | 0.11 ± 0.01 b | 0.09 ± 0.02 c,d |
| N. munroi | ND | 2.0 ± 0.4d | 1.7 ± 0.3 f | 0.50 ± 0.13 a | 0.51 ± 0.03 a |
| N. muelleri | ND | 0.3 ± 0.0d | ND | 0.27 ± 0.02 b | ND |