| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Rubribacterium polymorphum T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rubribacterium | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rubneribacter badeniensis T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rubneribacter | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rubinisphaera italica | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rubinisphaera brasiliensis T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rubinisphaera | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rubidibacter lacunae T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rubidibacter | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Aphanothecaceae | Unknown | Valid (ICNafp) | Excubia bot about 5 years ago | |
| Rubellimicrobium thermophilum T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rubellimicrobium rubrum | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rubellimicrobium roseum | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rubellimicrobium mesophilum | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rubellimicrobium aerolatum | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rubellimicrobium | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Ruania albidiflava T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Ruania alba | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Ruania | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rouxiella silvae | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rouxiella chamberiensis T | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rouxiella badensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rouxiella | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rothia terrae | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rothia nasimurium | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rothia mucilaginosa | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rothia kristinae | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rothia koreensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rothia halotolerans | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Rothia endophytica | Unknown | Valid (ICNP) | Excubia bot about 5 years ago |