| Subject | English | Danish |
| bot. | dwarf rush | fin siv (Juncus capitatus Weigel) |
| nat.sc., agric. | dwarf spike-rush | lille sumpstrå (Eleocharis coloradoensis Gilly, Eleocharis parvula Link., Heleocharis coloradoensis Gilly, Heleocharis parvula Link.) |
| bot. | dwarf spike-rush | lav kogleaks (Eleocharis parvula (Roem. & Schult.) Link ex Bluff, Nees & Schauer; Scirpus parvulus Roem. & Schult.) |