| canada | northwest territories | symphyotrichum subulatum | species | 2 | 0 |
| canada | ontario | symphyotrichum subulatum | species | 4 | 0 |
| china | | symphyotrichum subulatum | species | 8 | 0 |
| italy | | symphyotrichum subulatum var. squamatum | varietas | 3 | 0 |
| portugal | | symphyotrichum subulatum var. squamatum | varietas | 2 | 0 |
| united states | michigan | symphyotrichum subulatum var. subulatum | varietas | 2 | 0 |