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| Family : JUNCACEAE |
Protologue : Sp. Pl. 1: 326 1: 326 (1753)  |
| Information on the genus : Juncus |
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Status
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| Status for MA : | accepted (present) |
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| Status for NA : | accepted (present) |
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| Status for SA : | accepted (present) |
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| Status for TA : | accepted (present) |
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| Synonym(s) Homotypic |
 Juncus conglomeratus var. effusus (L.) Koch (1878) |
| Juncus communis var. effusus (L.) E. Mey. (1919) |
| Juncus effusus L. subsp. effusus |
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| Synonym(s) Heterotypic |
| =Juncus canariensis Willd. (1823) |
| =Juncus effusus var. canariensis (Willd.) Buchenau (1880) |
| =Juncus effusus var. compactus Lej. & Court (1831) |
| =Juncus fistulosus Guss. (1826) |
| =Juncus effusus var. fistulosus (Guss.) Buchenau (1880) |
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| Taxon infra-specific |
| Juncus effusus subsp. laxus (Robyns & Tournay) Snogerup (2002) |
| Juncus effusus L. subsp. effusus |
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| Ecology and distribution |
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| Biology : |
Perennial herb with horizontal much-branched rhizome forming dense tussocks with numerous clustered stems; stems 0,6-1,2 m long, 0,15-0,5 cm Ø, with prominent white soft pith in the middle; leaves reduced to cataphylls 1-20 cm long with a blade usually absent or reduced needle-like deciduous, 2-5 mm long; sheaths often red brown; inflorescence: a lateral corymb, much-branched, diffuse or compact with numerous stalked or subsessile flowers, each subtended by a bract and 2 bracteoles; capsule 1,6-2,5 mm long, ovoid, ± equalling perianth. |
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| Ecology : |
By streams, swampy ground in evergreen bushland and rain-forest; grassland; 1350-3120 m alt. |
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Very variable in shape of inflorescence, size and colour of floral parts; several varieties have been described. |
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Probably native in Europe, W and C Asia, Africa, N. America, mountains of S. America; now cosmopolitan as introduced and naturalised in many places. |
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| Biol./Eco : |
perennial-Herb, Helophyte- Ht 0.45 - 1 m. Alt: 2 - 2050 m. Distribution: LES, EC, FS, GA, KN, LP, MP, NW, WC |
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| Biol./Eco : |
Herb; distribution: Africa. Europe, |
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Bibliography for North Africa :
- BATTANDIER, J. A. & TRABUT, M. (1884). Flore d'Alger et Catalogue des plantes d'Algérie. [Monocot.1]
- BATTANDIER, J. A. & TRABUT, M. (1895). Flore de l'Algérie et catalogue des plantes du Maroc. [Monocot. ou vol.2] 2: 80
- Cat. Pl. Maroc 1: 110 (1931).
- CUÉNOD, A. (1954). Flore analytique et synoptique de la Tunisie. Office de l'Expérimentation et de la Vulgarisation Agricoles.
- Fl. Afrique N. 4: 273 (1957).
- Fl. Algérie [Quézel & Santa] 1: 184 (1962).
- Fl. Eur. 5: 105 (1980).
- VALDES, B., S. TALAVERA & E. FERNANDEZ-GALIANO (ed.) (1987). Flora Vascular de Andalucía Occidental, vol. 3 3: 217
- HANSEN, A. & P. SUNDING (1993). Flora of Macaronesia. Checklist of vascular plants. 4. revised edition Sommerfeltia 17: 1-295
- VALDÉS, B., REJDALI, M., ACHHAL EL KADMIRI, JURY, J. L. & J. M. MONTSERRAT (2002). Catalogue des plantes vasculaires du Nord du Maroc, incluant des clés d'identification. II 2: 738
- BOULOS, L. & E. LE FLOC'H (2008). Flore de Tunisie : catalogue synonymique commenté
- List Fungi, Fl. Fau. Madeira Selv. Arch. : 206 (2008).
- FENNANE, M., M. IBN TATTOU, J. MATHEZ, A. OUYAHYA & J. EL OUALIDI (éd.) (2014). Flore Pratique du Maroc [vol.3] Trav. Inst. Sci. Univ. Mohammed V, Sér. Bot. 3: 460
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| More info on : |
| see under Jstor_African Plant Initiative |
| see under chg |
| see under The Euro-Mediterranean Plant Base |
| see under Flore d'Afrique Centrale |
| see under herbiergdebelair |
| see under The International Plant Name Index |
| see under Catalogue de Madagascar |
| see under Tropicos.org. Missouri Botanical Garden |
| see under Flora of Zimbabwe |
| see under Herbarium, North Africa MPU |
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| Map |
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| Record n°41729 |
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