Vascular – Exotic
Rushes & Allied Plants
The National Vegetation Survey (NVS) Databank is a physical archive and electronic databank containing records of over 94,000 vegetation survey plots - including data from over 19,000 permanent plots. NVS maintains a standard set of species code abbreviations that correspond to standard scientific plant names from the Ngä Tipu o Aotearoa - New Zealand Plants database.
Wetland plant indicator status rating
FACW: Facultative Wetland
Usually is a hydrophyte but occasionally found in uplands (non-wetlands).
Sward forming rush with black rhizomes and erect tufts of dull green leaves, to 20 cm long and 1 mm wide. Leaves are stiff and wiry with small, rounded auricles. Stems 40 - 80 cm tall; flowers spread out on open fan-shaped branchlets. Flowers 3-4 mm long with dark tepals; hooded at tip. Light brown broad capsules are about equal to tepals.
Distinguished by the large patches formed in salt marshes, and the far-reaching black rhizomes, and dark brown to black, blunt-tipped tepals
Europe, Asia, N. Africa, N. America
Reason for introduction
juncus: From the Latin jungere ‘to tie or bind’, the stems of some species being used to make cord (Johnson and Smith)
References and further reading
Johnson, A. T. and Smith, H. A (1986). Plant Names Simplified: Their pronunciation, derivation and meaning. Landsman Bookshop Ltd: Buckenhill, UK.