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Optical properties of V. sanguinolenta leaves
| Segment | Reflectance | Absorptance | Transmittance |
| Basal | 0·26 ± 0·04 | 0·53 ± 0·08 | 0·21 ± 0·07 |
| Central | 0·17 ± 0·02 | 0·72 ± 0·04 | 0·11 ± 0·02 |
| Apical | 0·13 ± 0·02 | 0·82 ± 0·02 | 0·05 ± 0·02 |
Data are means ± s.d. (n = 27) for each of the three leaf segments of plants ranging in size from 10 to 77 cm LLmax.
