| centaurea nigra | | canada: ontario, grey, grey, markdale | | 1331395645 |
| centaurea nigra | | canada: ontario, bruce, bruce, purple grove | | 1331395519 |
| centaurea nigra | | Canada: Ontario, Grey, Grey, Markdale | | 1316027084 |
| centaurea nigra | | Canada: Ontario, Bruce, Bruce, Purple Grove | | 1316026770 |