| Cyperaceae | |
Scirpus acicularis var. fluitans
| Döll | Rhein. Fl. 160 | 1843 |
| Cyperaceae | |
Scirpus acicularis fo. rigidula
| Junge | | |
| Cyperaceae | |
Scirpus acicularis var. rigidula
| Rchb. | Icon. Fl. Germ. Helv. 8: 37, f. 697 | 1846 |
| Cyperaceae | |
Scirpus acicularis fo. submersa
| (Nilsson) Norman | Forh. Vidensk.-Selsk. Kristiania 16: 43 | 1893 |
| Cyperaceae | |
Scirpus acicularis var. submersa
| Nilsson | Bot. Not. 1888: 144 | 1888 |
| Cyperaceae | |
Scirpus acicularis fo. submersus
| (Nilsson) Porsild | Meddel. Grønland 50: 370 | 1912 |
| Cyperaceae | |
Scirpus acicularis var. submersus
| Nilsson | Bot. Not. 1888: 144 | 1888 |