perennial rye grass
Vascular – Exotic
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.
Terrestrial. Roadsides and tracks, pasture, river flats and banks, waste land and sand dunes, lowland to montane
Loosely tufted, dark green, hairless, perennial grass. Leaves soft, thin, 30-200 x 2-6 mm, regularly ribbed above, very glossy and smooth beneath, joined to stem with small collar. Leaf sheath reddish-purplish at base; inner sheath smooth, pale green; emerging leaf folded. Ligule up to 2 mm long, membranous, light green. Seedhead distinctive, erect, thin, flattened, slightly zigzagged; with seeds in small clusters arranged alternately.
The seedhead is distinctive with flattened and slightly zig-zag form.
Eur, temp Asia, N Afr
Reason For Introduction
Life Cycle Comments
Tolerates wet to dryish soils, high to moderate fertility, can re-sprout after damage and grazing, tolerates warm to cold temperatures.