| antarctica | | achnanthes bongranii | species | 1 | 0 |
| antarctica | | achnanthes sp. p346 | species | 1 | 0 |
| germany | | planothidium caputium | species | 4 | 0 |
| germany | | planothidium frequentissimum | species | 4 | 0 |
| germany | | planothidium lanceolatum | species | 2 | 0 |
| germany | bavaria | planothidium frequentissimum | species | 1 | 0 |
| russia | irkutsk oblast | planothidium caputium | species | 6 | 0 |
| russia | irkutsk oblast | planothidium lanceolatum | species | 2 | 0 |
| saudi arabia | makkah region | planothidium caputium | species | 1 | 0 |
| united states | | planothidium lanceolatum | species | 1 | 0 |
| united states | california | achnanthes sp. 1 mpa-2013 | species | 6 | 0 |
| united states | montana | achnanthes chlidanos | species | 2 | 0 |
| united states | montana | planothidium lanceolatum | species | 2 | 0 |
| united states | new york | planothidium frequentissimum | species | 2 | 0 |
| united states | pennsylvania | planothidium lanceolatum | species | 2 | 0 |