Schoenoplectus robustus Scirpus maritimus var. macrostachyus Scirpus robustus Scirpus maritimus var. robustus Scirpus robustus var. compactus Scirpus robustus f. protrusus Bolboschoenus robustus var. capitatus
Taxonomic data from World Flora Online, accessed June 20, 2024