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CCDB → Angiosperms → Araceae → Symplocarpus
| Taxon name | Status | Median (n) |
| Symplocarpus egorovii N. S. Pavlova & V. A. Nechaev | Accepted | 15 |
| Symplocarpus foetidus (L.) Salisb. ex W. P. C. Barton | Accepted | 30 |
| Symplocarpus nabekuraensis Otsuka & K. Inoue | Accepted | 30 |
| Symplocarpus nipponicus Makino | Accepted | 15 |
| Symplocarpus renifolius Schott ex Tzvelev | Accepted | 30 |
| Symplocarpus foetidus var. latissimus Makino ex H. Hara | Synonym of Symplocarpus renifolius Schott ex Tzvelev | 30 |