Luzula sylvatica (Huds.) Gaudin, Juncaceae

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Present on Pacific Islands?  no

Primarily a threat at high elevations?  no

Risk assessment results:  High risk, score: 7 (Go to the risk assessment)

Other Latin names:  Juncus sylvaticus Huds.

Common name(s): [more details]

English: great wood-rush

Habit:  rush

Description: 

Genus:  "Perennial herbs, rarely annual.  Leaves mostly basal, with closed sheath, without auricles, flat or canaliculate, usually with long, white cilia.  Flowers in cymes, sometimes condensed into heads.  Capsule 3-seeded; seeds usually with a basal appendage.

Species:  "Plant (30-) 40-80 (-100) cm, robust, laxly caespitose, with numerous short, ascending stolons.  Basal leaves 5-20 (-30) mm wide, spreading, sparsely to densely ciliate.  Flowers in groups of 2-5.  Bracteoles conspicuously lacerate to cilate. Perianth-segments 2-4 (-4.5) mm, brown; inner longer than outer, with wide hyaline margin.  Anthers up to 6 times as long as filaments.  Style longer than ovary.  Capsule about equaling the perianth-segments, ovoid.  Seeds slightly shiny; basal appendage small"  (Tutin et al., 1980; vol. 5, pp. 111, 114).

Habitat/ecology:  "Damp woods, moorland and rocky places; usually calcifuge"  (Tutin et al., 1980; vol. 5, p. 114).

Propagation:  Seed

Native range:  Europe and eastern Asia (GRIN).

Additional information:
Additional online information about Luzula sylvatica is available from the Hawaiian Ecosystems at Risk project (HEAR).

Information about Luzula sylvatica as a weed (worldwide references) may be available from the Global Compendium of Weeds (GCW).

Taxonomic information about Luzula sylvatica may be available from the Germplasm Resources Information Network (GRIN).

References:

Tutin, T. G., et al., eds. 1964. Flora Europaea. Cambridge University Press. 5 vol. plus index.

U.S. Dept. Agr., Agr. Res. Serv. 2011. National Genetic Resources Program. Germplasm Resources Information Network (GRIN). Online searchable database.