Juncus filiformis, called the thread rush, is a species of flowering plant in the genus Juncus, with a circumboreal distribution.[4][5] It has been introduced to South Georgia Island.[4] It is typically found in wetlands, on the borders of lakes and streams.[6]
↑Schweingruber, Fritz H.; Kučerová, Andrea; Adamec, Lubomír; Doležal, Jiří (2020). "Stem anatomy in monocotyledonous aquatic and wetland plants". Anatomic Atlas of Aquatic and Wetland Plant Stems. pp.466–478. doi:10.1007/978-3-030-33420-8_75. ISBN978-3-030-33419-2. S2CID213126379.