Scientific name: Scirpus lacustris L. ssp. validus (Vahl), T. Koyama, 1962
English name:
Vietnamese name: Cói giùi đầm hồ
Other name: Scirpus validus Vahl, 1806. - Scirpus lacustris sensu E. Camus, 1912 (FGI, 7:133), non L. (1753). - Scirpus tabernaemontani auct. (Raym. 1957; CCVN, 3:633), non C. Gmel. (1805);