Functional Type | Growth form | Species | N | Plant water potential ψw (MPa) | ||||
| Predawn | Midday | Diurnal | ||||||
| Deciduous |
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| Shrubs | A. senegal | 6 | 0.83 ± 0.20 (a) | −1.55 ± 0.21 (a) | 0.72 ± 0.23 (a) | ||
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| A. oerfota | 6 | −1.38 ± 0.18 (a, b) | −2.07 ± 0.22 (a, b) | 0.68 ± 0.25 (a) | ||
| | | A. mellifera | 2 | −1.4 ± 0.41 (a, b) | −2.5 ± 0.34 (b, c) | 1.1 ± 0.31 (a, b) | ||
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| D. cinerea | 6 | −2.94 ± 0.22 (c) | −4.32 ± 0.24 (c, d) | 1.38 ± 0.27 (a, b) | ||
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| Trees | A. tortilis | 8 | −2.04 ± 0.17 (b) | −3.55 ± 0.19 (c) | 1.6 ± 0.22 (a, b) | ||
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| A. seyal | 7 | −1.38 ± 0.20 (a, b) | −2.37 ± 0.20 (b) | 1.1 ± 0.23 (a, b) | ||
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| A. nilotica | 6 | −1.9 ± 0.18 (b) | −2.9 ± 0.20 (b, c) | 1.0 ± 0.24 (a) | ||
| Evergreen |
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| Trees | B. aegyptiaca | 8 | −2.57 ± 0.17 (b, c) | −4.7 ± 0.19 (d) | 2.17 ± −0.22 (b) | ||
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| D. glabra | 6 | −3.57 ± 0.20 (d) | −4.8 ± 0.22(d) | 1.23 ± 0.25 (a, b) | ||