| Family |
Juncaceae |
| Scientific name |
Juncus effusus L. |
| Synonyms |
Juncus bogotensis Kunth; Juncus bogotensis Kunth var. solutus (Fernald
& Wiegand) Farwell; Juncus communis E. Meyer; Juncus communis E. Meyer
var. effusus (L.) E. Meyer; Juncus conglomeratus L.; Juncus decipiens (Buchenau)
Nakai; Juncus decipiens (Buchenau) Nakai var. filiformis Satake; Juncus
effusus L. var. brunneus Engelmann; Juncus effusus L. var. caeruleomontanus
H. St. John; Juncus effusus L. var. conglomeratus (L.) Engelmann; Juncus
effusus L. var. costulatus Fernald St. John; Juncus effusus L. var. dicipiens
Buchenau; Juncus effusus L. var. decipiens Buchenau forma glacilis Buchenau;
Juncus effusus L. var. exiguus Fernald & Wiegand; Juncus effusus L.
var. gracilis Hooker; Juncus effusus L. var. pacificus Fernald & Wiegand;
Juncus effusus L. var. pylaei (Laharpe) Fernald & Wiegand; Juncus effusus
L. var. solutus Fernald & Wiegand; Juncus effusus L. var. subglomeratus
Lamarck & de Candolle; Juncus griscomii Fernald, J. pylaei Laharpe;
Juncus mauritianus Bojer; Juncus pylaei Laharpe |
| Common name |
(Japanese common name) i [rush], i-gusa [rush weed], toshin-so [lamp weed] |
| (English common name) Japanese mat rush, common rush, bog rush, lamp rush |
| Distribution |
(Japan) Hokkaido, Honshu, Shikoku, Kyushu |
| (Other nations) Northern hemisphere |
| Chromosomal number |
n=8 |
| Description |
Plants 25-100cm. Leaves 1-15cm length. Flowers tepals 2.5mm, flowering
in June to September. Perennial plants. |
| Reference |
Juncus effusus Linnaeus |
| Juncus effusus L. var. decipiens Buchenau |
| Juncus effusus var. decipiens Buchenau |
| Method for treating wastewater using microorganisms and vascular aquatic plants (US Patent 4415450/1983) |
| Substituted phenylsulfonyl guanidine herbicides and intermeditates therefor (US Patent 4559079/1985) |
| Novel herbicidally active substituted phenylsulfonyl guanidines and intermediates thereof (US Patent 4568381/1986) |
| Process for purification of waste waters and contaminant spills based on the use of cultivated emergent macrophytes converted into floating cultures (US Patent 6322699/2001) |
| Nanosilver-containing antibacterial and antifungal granules and methods for preparing and using the same (US Patent 6379712/2002) |
| Sustained totipotent culture of selected monocot genera (US Patent 6821782/2004) |
| Note |
Most Japanese authors believe that Juncus effusus species found in Japan and Far East Asia is Juncus effusus L. var. dicipiens Buchenau which should be an independent local variation of Juncus effusus L. |
