Table 2. Specimens used in this study with country of collection, voucher information and GenBank accession numbers.
| GenBank accession no. | ||||
| Species | Country | Herbarium acc. no. | nuITS | nuLSU |
| Xanthoparmelia adhaerens 1 | South Africa | MAF-Lich 16212 | HM125744 | HM125766 |
| X. adhaerens 2 | South Africa | MAF-Lich 16213 | HM125746 | HM125768 |
| X. atroviridis 1 | South Africa | MAF-Lich 17163 | JQ912329 | JQ912425 |
| X. atroviridis 1 | South Africa | MAF-Lich 17168 | JQ912351 | JQ912448 |
| X. atroviridis 2 | South Africa | MAF-Lich 17158 | JQ912314 | JQ912415 |
| X. atroviridis 2 | South Africa | MAF-Lich 17154 | JQ912320 | JQ912419 |
| X. atroviridis 3 | South Africa | MAF-Lich 17153 | JQ912349 | JQ912446 |
| X. caliginosa 1 | South Africa | MAF-Lich 17157 | JQ912350 | JQ912447 |
| X. caliginosa 2 | South Africa | MAF-Lich 17150 | JQ912315 | - |
| X. caliginosa 3 | South Africa | MAF-Lich 17156 | JQ912333 | JQ912430 |
| X. caliginosa 4 | South Africa | MAF-Lich 17152 | JQ912317 | - |
| X. caliginosa 5 | South Africa | MAF-Lich 17186 | JQ912348 | JQ912445 |
| X. delisei 1 | Turkey | MAF-Lich 17139 | JQ912307 | JQ912408 |
| X. delisei 2 | Australia | MAF-Lich 7432 | AY581067 | AY578930 |
| X. delisei 3 | Spain | MAF-Lich 7659 | AY581068 | AY578931 |
| X. delisei 4 | Turkey | MAF-Lich 17134 | JQ912308 | JQ912409 |
| X. delisei 5 | Turkey | MAF-Lich 17135 | JQ912305 | JQ912406 |
| X. fissurina | South Africa | MAF-Lich 17162 | JQ912353 | JQ912450 |
| X. glabrans 1 | Australia | CANB 746334 | JQ912291 | JQ912393 |
| X. glabrans 2 | Australia | CANB 746340 | JQ912289 | JQ912391 |
| X. glabrans 3 | Australia | MAF-Lich 7665 | AY581069 | AY578932 |
| X. glabrans 4 | Australia | CANB 681875.1 | JQ912290 | JQ912392 |
| X. glabrans 5 | Spain | MAF-Lich 9912 | AY581072 | AY578935 |
| X. glabrans 6 | Turkey | MAF-Lich 17137 | JQ912306 | JQ912407 |
| X. glabrans 7 | Morocco | MAF-Lich 17144 | JQ912286 | JQ912388 |
| X. imitatrix 1 | Chile | MAF-Lich 17132 | JQ912344 | JQ912441 |
| X. imitatrix 2 | Chile | MAF-Lich 17126 | JQ912288 | JQ912390 |
| X. imitatrix 3 | Chile | MAF-Lich 17123 | JQ912287 | JQ912389 |
| X. imitatrix 4 | Chile | MAF-Lich 17127 | JQ912342 | JQ912439 |
| X. imitatrix 5 | Chile | MAF-Lich 17122 | JQ912285 | JQ912387 |
| X. imitatrix 6 | Chile | MAF-Lich 17124 | JQ912326 | JQ912422 |
| X. imitatrix 7 | South Africa | MAF-Lich 17155 | JQ912352 | JQ912449 |
| X. lineella | South Africa | MAF-Lich 17160 | JQ912319 | JQ912418 |
| X. loxodes 1 | Spain | MAF-Lich 7072 | AY581076 | AY578940 |
| X. loxodes 2 | Spain | MAF-Lich 6206 | AY581070 | AY578933 |
| X. luteonotata 1 | Spain | MAF-Lich 17120 | JQ912341 | JQ912438 |
| X. luteonotata 2 | Australia | CANB 746358 | JQ912293 | - |
| X. luteonotata 3 | Australia | CANB 746366.1 | JQ912292 | JQ912394 |
| X. luteonotata 4 | Spain | MAF-Lich 17119 | JQ912340 | JQ912437 |
| X. mougeotii 1 | Spain | MAF-Lich 6802 | AY37006 | AY578966 |
| X. mougeotii 2 | Spain | MAF-Lich 9916 | AY581100 | AY578967 |
| X. perrugata | Spain | MAF-Lich 17118 | JQ912324 | - |
| X. pokornyi 1 | Spain | MAF-Lich 6052 | AY037005 | AY578934 |
| X. pokornyi 2 | Spain | MAF-Lich 9908 | AY581075 | AY578939 |
| X. pokornyi 3 | Turkey | MAF-Lich 17140 | JQ912310 | JQ912411 |
| X. pokornyi 4 | Spain | MAF-Lich 17117 | JQ912323 | - |
| X. pokornyi 5 | Turkey | MAF-Lich 17143 | JQ912313 | JQ912414 |
| X. pokornyi 6 | Turkey | MAF-Lich 17142 | JQ912312 | JQ912413 |
| X. pokornyi 7 | Turkey | MAF-Lich 17136 | JQ912304 | JQ912405 |
| X. pseudoglabrans | South Africa | MAF-Lich 17161 | JQ912316 | JQ912416 |
| X. pulla 1 | Spain | MAF-Lich 17115 | - | JQ912420 |
| X. pulla 2 | Australia | CANB 739130.1 | JQ912294 | JQ912395 |
| X. pulla 3 | Australia | CBG 9810185 | JQ912295 | JQ912396 |
| X. pulla 5 | Spain | MAF-Lich 6794 | AY581071 | AJ 421433 |
| X. pulloides 1 | Spain | MAF-Lich 17121 | JQ912347 | JQ912444 |
| X. pulloides 2 | Spain | MAF-Lich 6784 | AY037004 | AY578936 |
| X. quintarioides | South Africa | MAF-Lich 17159 | JQ912318 | JQ912417 |
| X. ryssolea 1 | Turkey | MAF-Lich 17141 | JQ912311 | JQ912412 |
| X. ryssolea 2 | Turkey | MAF-Lich 17138 | JQ912309 | JQ912410 |
| X. ryssolea 3 | Spain | MAF-Lich 17116 | JQ912322 | - |
| X. sp. 1 | South Africa | MAF-Lich 17166 | JQ912330 | JQ912426 |
| X. sp. 2 | South Africa | MAF-Lich 17167 | JQ912331 | JQ912427 |
| X. sp. 3 | South Africa | MAF-Lich 17165 | - | JQ912429 |
| X. sp. 4 | South Africa | MAF-Lich 17164 | JQ912339 | JQ912436 |
| X. squamans 1 | Chile | MAF-Lich 17128 | JQ912325 | JQ912421 |
| X. squamans 2 | Chile | MAF-Lich 17129 | JQ912327 | JQ912423 |
| X. squamans 3 | Chile | MAF-Lich 17131 | JQ912343 | JQ912440 |
| X. subhosseana 1 | USA | MAF-Lich 17149 | JQ912337 | JQ912434 |
| X. subhosseana 2 | Chile | MAF-Lich 17133 | JQ912345 | JQ912442 |
| X. subimitatrix | Chile | MAF-Lich 17130 | JQ912328 | JQ912424 |
| X. subincerta 1 | Australia | CANB 746346.1 | JQ912296 | JQ912397 |
| X. subincerta 2 | Australia | MAF-Lich 7494 | AY581073 | AY578937 |
| X. subprolixa 1 | Australia | MAF-Lich 7667 | AY581074 | AY578938 |
| X. subprolixa 2 | Australia | CANB 746355 | JQ912297 | JQ912398 |
| X. tegeta | Australia | MAF-Lich 7523 | AY581107 | AY578975 |
| X. torulosa 1 | Australia | CANB 746363.1 | JQ912299 | JQ912400 |
| X. torulosa 2 | Australia | CANB 746351 | JQ912298 | JQ912399 |
| X. verisidiosa 1 | Australia | CANB 746341.1 | JQ912301 | JQ912402 |
| X. verisidiosa 2 | Australia | CANB 746345.1 | JQ912300 | JQ912401 |
| X. verrucella 1 | Australia | CANB 746353 | JQ912303 | JQ912404 |
| X. verrucella 2 | Australia | CANB 746349 | JQ912302 | JQ912403 |
| X. verrucella 3 | South Africa | MAF-Lich 17151 | JQ912332 | JQ912428 |
| X. verruculifera 1 | USA | MAF-Lich 17146 | JQ912334 | JQ912431 |
| X. verruculifera 2 | USA | MAF-Lich 17147 | JQ912336 | JQ912433 |
| X. verruculifera 3 | USA | MAF-Lich 17145 | JQ912338 | JQ912435 |
| X. verruculifera 4 | USA | MAF-Lich 17148 | JQ912335 | JQ912432 |
| X. verruculifera 5 | Spain | MAF-Lich 17114 | JQ912321 | - |
| X. xanthomelaena | Australia | MAF-Lich 16447 | HM125740 | HM125761 |
New sequences are in bold.