MaltaWildPlants.com by Stephen Mifsud
 
     
   31 Jan 2023      ()
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Juncus acutus   (Sharp-Pointed Rush)


Juncus acutus  (JUNCACEAE.) 
Images for this profile are taken from the Maltese Islands after year 2000.

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Profile Date Sep-2006 (taxon update: Sep-2006)
Citation for this page Mifsud, S. (2022). Juncus acutus - datasheet created on Sep-2006. Retrieved from MaltaWildPlants.com on 31-Jan-2023

Nomenclature and Basic Information

Species name :

Juncus acutusL.
Published in Sp. Pl. 325 (1753)

Synonyms :
(basionym or principal syn.)

Juncus multibracteatus Tineo ex Guss.
Full list of synonyms : [Euro+Med] [PlantList] [IPNI] [POWO] [Catalogue of Life] [Worldplants.de]

Plant Family :

Juncaceae Juss. (The Rush Family)
9 species from the Juncaceae family are recorded from the Maltese Islands.

English name(s) :

Sharp-Pointed Rush, Sharp Rush, Spiny Rush

Maltese name(s) :

Simar Lixx, Simar niggież

Status for Malta :

Indigenous. Present on the Maltese islands before man

Frequency :

Very Common     Common    Frequent     Scarce     Rare    Very rare    Extinct

Growth form :

Raunkiaer lifeform [info]: HEMICRYPTOPHYTE ( prostate plants with flowers close to the ground )
Germination [info]: Monocotyledon

Legal Protection :

Protected by law: Schedule III of [S.L. 549.44] (Conservation requires the designation of SAC)

Red List (1989) :

Not listed in the Red Data Book of the Maltese Islands

Flowering Time :

March – June

Colour of Flowers:

Inconspicuous or Brown

Toxicity:

Not particularly toxic

Name Derivation :

Juncus: Latin name for the rush, possibly from 'jungere', = to join or bind, because the stems were used for binding material or weaved into nets or baskets. (Latin origin )
acutus: Sharp; sharpened to a stiff point - referring to the sharp pointed tips of the rigid leaves. (Latin origin )

Planting in rural areas :

Can be planted in rural areas according to ERA Guidelines


Description, Habitat and Distribution
Habitat in Europe: Maritime sands; rarely on damp or saline soils inland.
Preferred habitat in Malta: Valleys especially near coastal areas. Also grows near watercourses and damp shady sites.
Botanical Description: Plant densely caespitose; intravaginal shoots present. Stems (15-)50-150 cm, usually 2-4 mm in diameter, rigid, with 2-5 leaves. Inflorescence many-flowered, usually dense, globose, rarely lax and elongated; lowest two bracts well-developed and strongly pungent, usually short. Perianth-segments equal or subequal, oblong, with a wide, scarious margin; outer obtuse or acute; inner wide, with scarious apical auricles. Stamens equalling or slightly shorter than perianth; anthers 1.5-2 mm, several times as long as filaments. Capsule 4-6 mm, much exceeding the perianth, obovoid to ovoid, with a broadly conical to obtuse apex, shortly mucronate. Seeds 80-120, 1.5-2.5 mm; appendages equal.
Chromosome number: 2n=48
Distributional range: Mediterranean region and W. Europe, northwards to Ireland.

Distributional map in Europe
and the Mediterranean region (2018):
Occurrences in Europe.
(from Flora Europaea pre year 1993):
Albania, the Azores, the Balaeric Islands, Britain (excl. Northern Ireland and Channel islands), Corse, Crete, France (incl. Monaco and Channel Islands but excluding Corse), Greece, Ireland, Spain (incl. Andorra but excl. the Balaerics), Italy (excl. Sicily and Sardignia), ex-Jugoslavia, Portugal, Sardinia, Sicily and/or Malta, Turkey (European part)
Occurrences in Europe and the Mediterranean region.
(from Euro+Med Checklist, 2019)
  Country codes  
AE(G) Ag Al Bl Br Ca Co Cr Cy Eg Ga Gr Hb Hs IJ It Ju Li LS Lu Ma Md Rf(CS) Sa Si Sn Tcs Tn Tu(A E)

Links & Further literature (0 papers)

Google Web

Google Images

Google Scholar

Research Gate

Wikipedia

JSTOR

GBIF

Med Checklist

Cat. of Life

EoL

IPNI

World Flora Online

Plants of the World Online

Vienna Virt. Herb.

RBGE Herbarium

KEW Herbarium

MNHN

Arkive

IUCN

CABI
Kindly Email if there are papers and publications about local studies or information about this species to be included in the list above.

Species Images (12 images)
   Juncus acutus   -   Image Code: JNCAC-0.
   Juncus acutus   -   Image Code: JNCAC-1.
   Juncus acutus   -   Image Code: JNCAC-2.
   Juncus acutus   -   Image Code: JNCAC-3.
   Juncus acutus   -   Image Code: JNCAC-4.
   Juncus acutus   -   Image Code: JNCAC-5.
   Juncus acutus   -   Image Code: JNCAC-6.
   Juncus acutus   -   Image Code: JNCAC-7.
   Juncus acutus   -   Image Code: JNCAC-8.
   Juncus acutus   -   Image Code: JNCAC-9.
   Juncus acutus   -   Image Code: JNCAC-10.
   Juncus acutus   -   Image Code: JNCAC-11.

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