Table 1.
Features of DNA datasets used in this study
| DNA region | Aligned length | No. variable sites | No. potentially parsimony informative | No. of changes/variable site | Fitch tree length | CI | RI | ts:tv |
|---|---|---|---|---|---|---|---|---|
| ITS region | 789 | 461 (58·43 %) | 339 (42·97 %) | 5·05 | 2326 | 0·35 | 0·52 | 2·20 |
| ITS1 | 306 | 227 (74·18 %) | 169 (55·23 %) | 5·23 | 1188 | 0·35 | 0·51 | 2·15 |
| 5·8S | 158 | 23 (14·56 %) | 10 (6·33 %) | 1·87 | 43 | 0·65 | 0·58 | 2·31 |
| ITS2 | 325 | 211 (64·92 %) | 160 (49·23 %) | 5·19 | 1095 | 0·34 | 0·53 | 2·26 |
| trnL-F region | 1350 | 495 (36·66 %) | 223 (16·5 %) | 1·97 | 974 | 0·63 | 0·64 | 0·95 |
| trnL-F intron | 723 | 251 (34·72 %) | 104 (14·38 %) | 1·97 | 495 | 0·62 | 0·65 | 1·09 |
| trnL-F exon | 50 | 9 (18 %) | 2 (4 %) | 2·33 | 21 | 0·52 | 0·29 | 0·17 |
| trnL-F interg. spacer | 596 | 250 (41·95 %) | 124 (20·8 %) | 2·01 | 502 | 0·64 | 0·61 | 0·74 |
| trnK introns | 600 | 297 (49·5 %) | 118 (19·67 %) | 1·92 | 571 | 0·68 | 0·56 | 0·85 |
| matK gene | 1347 | 551 (40·91 %) | 259 (19·23 %) | 2·12 | 1167 | 0·58 | 0·64 | 1·03 |
| matK (1st positions) | 331 (28·36 %) | 0·67 | 0·63 | |||||
| matK (2nd positions) | 357 (30·59 %) | 0·59 | 0·69 | |||||
| matK (3rd positions) | 479 (41·04 %) | 0·52 | 0·59 | |||||
| All plastid data (except excluded bases) | 2739 | 0·63 | 0·64 | |||||
| All data (except excluded bases) | 5154 | 0·49 | 0·58 |
CI, consistency index; RI, retention index; ts:tv, transition/transversion ratio.