| Reported in | Status | Registered by | ||
|---|---|---|---|---|
| Nocardia kroppenstedtii | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia jinanensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia jiangxiensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia jiangsuensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia jejuensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia iowensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia inohanensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia ignorata | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia higoensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia heshunensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia harenae | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia halotolerans | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia grenadensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia goodfellowii | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia globerula | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia gipuzkoensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia gamkensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia fluminea | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia flavorosea | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia farcinica | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia exalbida | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia endophytica | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia elegans | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia donostiensis | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia cyriacigeorgica | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia crassostreae | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia coubleae | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia corynebacterioides | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia concava | Unknown | Valid (ICNP) | Excubia bot about 5 years ago | |
| Nocardia colli | Unknown | Valid (ICNP) | Excubia bot about 5 years ago |