| curtobacterium flaccumfaciens | species | bacteria | bacteria | species | 2035 |
| curtobacterium flaccumfaciens pv. flaccumfaciens | no rank | bacteria | bacteria | no rank | 138532 |
| curtobacterium sp. xb34 | no rank | | | species | 1370039 |
| uncultured curtobacterium sp. | no rank | bacteria | environmental samples | species | 331964 |