''Luzula arcuata'' is a
species
In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...
of
flowering plant
Flowering plants are plants that bear flowers and fruits, and form the clade Angiospermae (), commonly called angiosperms. The term "angiosperm" is derived from the Greek words ('container, vessel') and ('seed'), and refers to those plants th ...
in the rush family
Juncaceae with the modern common name curved wood-rush (formerly curved mountain hair-rush).
[James Edward Smith & James Sowerby, English Botany. New Edition, Vol. 3, 1836. Page 68, Tab 518* Supplement Index: "Tab. 2718 - "Luzula campestris" ''var''". Plate erroneously engraved 2719.] The plant is native to mountains of northern Europe, north-western and north-eastern Asia and north-western North America.
Description
''Luzula arcuata'' is a short (up to 10 cm), tufted, shortly rhizomatous, grass-like perennial herb. Leaves channelled, hairy. The longer flower stalks droop, curving downwards.
Distribution
It has a very local distribution, confined to open ground and mountain summit plateaux above 1,250 metres that are sufficiently exposed to be kept snow-free.
[ Its native distribution includes ]Iceland
Iceland ( is, Ísland; ) is a Nordic island country in the North Atlantic Ocean and in the Arctic Ocean. Iceland is the most sparsely populated country in Europe. Iceland's capital and largest city is Reykjavík, which (along with its s ...
, Svalbard
Svalbard ( , ), also known as Spitsbergen, or Spitzbergen, is a Norwegian archipelago in the Arctic Ocean. North of mainland Europe, it is about midway between the northern coast of Norway and the North Pole. The islands of the group range ...
, northern Norway
Norway, officially the Kingdom of Norway, is a Nordic country in Northern Europe, the mainland territory of which comprises the western and northernmost portion of the Scandinavian Peninsula. The remote Arctic island of Jan Mayen and t ...
and Scottish mountains and mountains of Western North America and the Kamchatka peninsula.
References
arcuata
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