| calamagrostis canadensis subsp. langsdorffii | | USA: Washington, 7 mi W of Mazama below Washington Pass | | 1253615419 |
| calamagrostis canadensis subsp. langsdorffii | | USA: Washington, 7 mi W of Mazama below Washington Pass | | 1253616287 |
| calamagrostis canadensis subsp. langsdorffii | | USA: Washington, 7 mi W of Mazama below Washington Pass | | 1253616290 |
| calamagrostis canadensis subsp. langsdorffii | | USA: Washington, 7 mi W of Mazama below Washington Pass | | 1253616615 |
| calamagrostis canadensis subsp. langsdorffii | | USA: Washington, 7 mi W of Mazama below Washington Pass | | 1253616618 |
| calamagrostis canadensis subsp. langsdorffii | | USA: Washington, 7 mi W of Mazama below Washington Pass | | 1253616912 |
| calamagrostis canadensis subsp. langsdorffii | | USA: Washington, 7 mi W of Mazama below Washington Pass | | 1253617289 |
| calamagrostis canadensis subsp. langsdorffii | | USA: Washington, 7 mi W of Mazama below Washington Pass | | 1253617295 |
| calamagrostis canadensis subsp. langsdorffii | | USA: Washington, 7 mi W of Mazama below Washington Pass | | 1253618075 |
| calamagrostis canadensis subsp. langsdorffii | | USA: Washington, 7 mi W of Mazama below Washington Pass | | 1253618082 |
| calamagrostis canadensis subsp. langsdorffii | | USA: Washington, 7 mi W of Mazama below Washington Pass | | 1254553288 |
| calamagrostis canadensis subsp. langsdorffii | | USA: Washington, 7 mi W of Mazama below Washington Pass | | 1254553296 |
| calamagrostis canadensis subsp. langsdorffii | | USA: Washington, 7 mi W of Mazama below Washington Pass | | 1253615427 |