Tussock grassland Tussock grassland is a form of open grassland that is dominated by tussock grasses (also called bunchgrasses). It is common in some temperate grasslands, savannas, and shrublands ecoregions of the Southern Hemisphere. Tussock grasslands are usually ...
s form expansive and distinctive landscapes in the
South Island and, to a lesser extent, in the
Central Plateau region of the
North Island of
New Zealand
New Zealand ( mi, Aotearoa ) is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and over 700 smaller islands. It is the sixth-largest island count ...
. Most of the plants referred to as
tussocks are in the genera ''
Chionochloa'', ''
Festuca
''Festuca'' (fescue) is a genus of flowering plants belonging to the grass family Poaceae (subfamily Pooideae). They are evergreen or herbaceous perennial tufted grasses with a height range of and a cosmopolitan distribution, occurring on ever ...
'', and ''
Poa'', also ''
Carex
''Carex'' is a vast genus of more than 2,000 species of grass-like plants in the family Cyperaceae, commonly known as sedges (or seg, in older books). Other members of the family Cyperaceae are also called sedges, however those of genus ''Carex'' ...
''.
What would be termed "
herbfield
Herbfields are plant communities dominated by herbaceous plants, especially forbs and grasses. They are found where climatic conditions do not allow large woody plants to grow, such as in subantarctic and alpine tundra environments. Herbfield is ...
s" for European mountains, and bunchgrass meadows in North America, are referred to as tussock herbfields in New Zealand due to a dominance of this type of plant. Species of the genus ''Chionochloa'' dominate in these areas. The larger tussocks are called snow grass (or less commonly snow tussocks) and may grow up to in height. They grow slowly and some specimens are estimated to be several centuries old.
See also
*
Canterbury–Otago tussock grasslands
*
Southland montane grasslands
*
Environment of New Zealand
The environment of New Zealand is characterised by an endemic flora and fauna which has evolved in near isolation from the rest of the world. The main islands of New Zealand span two biomes, temperate and subtropical, complicated by large mount ...
References
External links
Grasslands ''Te Ara – the Encyclopedia of New Zealand''
NZ Grass Key – key to the grasses of New Zealand— ''Allan Herbarium, Christchurch, New Zealand''.
Ecoregions of New Zealand
Temperate grasslands, savannas, and shrublands
*
Vegetation of New Zealand
Bunchgrasses of Australasia
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