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CCDB → Bryophytes → Aytoniaceae → Plagiochasma
| Taxon name | Status | Median (n) |
| Plagiochasma appendiculatum Lehm. & Lindenb. | Accepted | 9 |
| Plagiochasma beccarianum Stephani | Accepted | 9 |
| Plagiochasma cordatum Lehm. & Lindenb. | Accepted | 9 |
| Plagiochasma cuneatum A. Evans | Accepted | 9 |
| Plagiochasma eximium (Schiffner) Stephani | Accepted | 9 |
| Plagiochasma intermedium Lindenb. & Gottsche | Accepted | 9 |
| Plagiochasma japonicum (Stephani) C. Massal. | Accepted | 9 |
| Plagiochasma microcephalum (Stephani) Stephani | Accepted | 9 |
| Plagiochasma pterospermum C. Massal. | Accepted | 8 |
| Plagiochasma rupestre (G. Forst.) Stephani | Accepted | 9 |
| Plagiochasma articulatum Kashyap | Unresolved | 8 |
| Plagiochasma crenulatum Gottsche | Unresolved | 16 |
| Plagiochasma rupestre (Forst.) Steph. | Synonym of Plagiochasma rupestre (G. Forst.) Stephani | 9 |