Table 2.
Mean values for leaf volume, pith volume and the leaf volume : pith volume ratio for metamers located in different axis parts for individuals at different developmental stages
| Stage | Part | Pith volume (mm3) | Leaf volume (mm3) | Leaf volume: internode pith volume |
| a | 1 | 0·8 ± 0·35a | 281 ± 70a | 829·23 ± 373·07a |
| b | 1α | 68·2 ± 21·4b | 1074 ± 202b | 21·90 ± 6·60b |
| 1β | 31·3 ± 15·1c | 689 ± 108c | 30·49 ± 8·67c | |
| c | 1α | 297·4 ± 141·1d | 2046 ± 320d | 12·03 ± 3·76d |
| 1β | 59·8 ± 14·7b | 2210 ± 466d | 41·30 ± 11·24c | |
| d | 1α | 2913·5 ± 956e | 5592 ± 854e | 2·96 ± 0·94e |
| 1β | 569·4 ± 203f | 4016 ± 703f | 8·74 ± 2·07d | |
| e | 1α | 21 129·0 ± 4360g | 6299 ± 1475e | 0·45 ± 0·20f |
| 1β | 11 085·7 ± 2617h | 9284 ± 1392g | 1·21 ± 0·41g | |
| 2 | 5908·7 ± 2066e | 7760 ± 1020g | 3·49 ± 1·80e | |
| 3 | 1694·3 ± 303i | 1461 ± 356b | 0·90 ± 0·18g | |
| 4 | 105·9 ± 21·6j | →0 | →0 |
a, b, c, d and e represent the five developmental stages analysed (see Table 1 for part codes and for explanation of statistical analysis).