This name is a synonym.
* Juncus conglomeratus L., Sp. Pl.: 326 (1753).
Juncus glomeratus Thunb., Fl. Jap.: 145 (1784), nom. superfl.
Juncus communis var. conglomeratus (L.) E.Mey., Junc. Gen. Monogr. Spec.: 20 (1819).
Juncus laevis var. conglomeratus (L.) Wallr., Sched. Crit.: 143 (1822), nom. superfl.
Tristemon glomeratus Raf., Autik. Bot.: 192 (1840).
Juncus effusus var. conglomeratus (L.) Bosch, Prodr. Fl. Batav. 1: 277 (1850).
Juncus communis subsp. conglomeratus (L.) Celak., Prodr. Fl. Böhmen 1: 80 (1867), not validly publ.
Juncus effusus f. conglomeratus (L.) Neuman, Sver. Fl.: 654 (1901).
Juncus matthioli Bubani, Fl. Pyren. 4: 177 (1901), nom. superfl.
Juncus conglomeratus typicus Asch. & Graebn., Syn. Mitteleur. Fl. 2(2): 445 (1904), not validly publ.
Juncus communis proles conglomeratus (L.) Rouy in G.Rouy & J.Foucaud, Fl. France 13: 225 (1912), nom. illeg.
Juncus effusus f. conglomeratus (L.) Reichg. in S.J.van Ooststroom & al., Fl. Neerl. 6(1): 180 (1964).
* Basionym/Replaced Synonym