Table 2.
Measured and calculated conducting tissue anatomical parameters of stem branches of adult individuals of Anastatica hierochuntica
| Size-class | Branch-order | Diameter of stem (mm) | Total conducting tissue area (mm2) | Total number of xylem vessels | Hydraulic conductance (m4 MPa−1 s−1 × 10−10) |
|---|---|---|---|---|---|
| I | 1st | 1·43 ± 0·07 | 0·62 ± 0·02 | 288·0 ± 13·75 | 151·1 ± 35·3 |
| II | 1st | 2·01 ± 0·07 | 0·98 ± 0·03 | 303·3 ± 15·28 | 403·1 ± 158·2 |
| 2nd | 1·70 ± 0·04 | 0·78 ± 0·03 | 270·0 ± 20·00 | 21·37 ± 13·64 | |
| III | 1st | 2·18 ± 0·16 | 2·35 ± 0·15 | 268·3 ± 7·64 | 215·3 ± 46·0 |
| 2nd | 1·86 ± 0·07 | 0·73 ± 0·02 | 181·6 ± 10·15 | 0·43 ± 0·15 | |
| 3rd | 0·97 ± 0·05 | 0·09 ± 0·01 | 141·0 ± 7·64 | 0·35 ± 0·07 | |
| IV | 1st | 2·36 ± 0·13 | 4·02 ± 0·23 | 240·0 ± 55·68 | 30·62 ± 9·89 |
| 2nd | 1·93 ± 0·17 | 1·18 ± 0·12 | 229·0 ± 4·58 | 6·64 ± 2·89 | |
| 3rd | 1·42 ± 0·11 | 0·35 ± 0·05 | 180·3 ± 5·51 | 0·92 ± 0·29 | |
| 4th | 0·92 ± 0·15 | 0·09 ± 0·01 | 101·0 ± 6·56 | 0·04 ± 0·01 | |
| V | 1st | 3·74 ± 0·34 | 6·92 ± 0·38 | 856·6 ± 40·41 | 69877 ± 8436·8 |
| 2nd | 3·28 ± 0·19 | 3·88 ± 0·13 | 603·3 ± 15·28 | 14580 ± 2265·6 | |
| 3rd | 3·00 ± 0·07 | 1·45 ± 0·05 | 440·0 ± 45·83 | 966·18 ± 245·7 | |
| 4th | 1·96 ± 0·15 | 0·68 ± 0·03 | 226·6 ± 25·17 | 23·35 ± 7·26 | |
| 5th | 1·39 ± 0·08 | 0·28 ± 0·03 | 189·6 ± 9·50 | 17·06 ± 5·34 | |
| VI | 1st | 4·14 ± 0·12 | 7·67 ± 0·21 | 1000 ± 50·00 | 243766 ± 33281·9 |
| 2nd | 3·26 ± 0·18 | 6·10 ± 0·36 | 690·0 ± 36·06 | 31151 ± 3928·8 | |
| 3rd | 3·02 ± 0·07 | 2·83 ± 0·15 | 573·3 ± 15·28 | 843·2 ± 132·9 | |
| 4th | 1·83 ± 0·12 | 0·55 ± 0·05 | 306·6 ± 40·41 | 17·56 ± 5·87 | |
| 5th | 1·63 ± 0·04 | 0·41 ± 0·04 | 229·0 ± 8·54 | 7·73 ± 10·40 | |
| 6th | 1·08 ± 0·05 | 0·17 ± 0·03 | 157·3 ± 7·51 | 0·75 ± 0·34 | |
| VII | 1st | 5·57 ± 0·083 | 9·75 ± 0·13 | 1030 ± 60·83 | 57360 ± 14340 |
| 2nd | 4·73 ± 0·51 | 6·80 ± 0·26 | 1016 ± 50·00 | 23700 ± 1374·7 | |
| 3rd | 3·85 ± 0·41 | 5·10 ± 0·10 | 906·6 ± 40·41 | 28242 ± 3259 | |
| 4th | 2·63 ± 0·44 | 2·87 ± 0·15 | 653·3 ± 55·08 | 8196 ± 1715 | |
| 5th | 2·51 ± 0·07 | 2·30 ± 0·20 | 386·6 ± 70·95 | 708·6 ± 172·1 | |
| 6th | 1·80 ± 0·23 | 0·91 ± 0·04 | 381·6 ± 10·41 | 61·44 ± 21·25 | |
| 7th | 1·43 ± 0·08 | 0·68 ± 0·03 | 226·6 ± 20·82 | 9·78 ± 3·13 |