Iris pseudacorus




Family Iridaceae
Subfamily Iridoideae
Tribe Irideae
Scientific name Iris pseudacorus L.
Synonyms Iris acoriformis Boreau; Iris acoroides Spach; Iris bastardi Boreau; Iris curtopetala D. Delaroche; Iris flava Tornabene; Iris lutea Lamarck; Iris paludosa Persoon; Iris pseudacorus L. var. parviflora Bastard; Iris sativa Miller
Common name (Japanese common name) ki-shobu (キショウブ, 黄菖蒲 [meaning: yellow iris])
(English common name) pale-yellow iris, water flag, yellow flag, yellow iris, yellow water iris
Distribution (Japan) Hokkaido, Honshu, Shikoku, Kyushu
(Other nations) [native] Russia, Caucasus, Iran, Syria, Turkey, Europe, Algeria, Morocco
Habitat Swamp, riverside, wet fields
Chromosomal number 2n=24, 30, 32, 34
Description Leaves 0.5-1.2m long. Scapes 0.5-1m tall. Flowers yellow ca. 10cm across, inner perianths very small, , flowering in May to June. Perennial plants.
Reference Iris pseudacorus L.
Iris pseudacorus Linnaeus
Iris pseudacorus L.
Method for building up defined phosphate deposits from waste phosphates (US Patent 4331538/1982)
Solar aquatic apparatus for treating waste (US Patent 5087353/1992)
Method for treating water (US Patent 5389257/1995)
Cosmetic or pharmaceutical compositions containing, as active ingredient, mangiferine or its derivatives, in pure form or in plant extracts (US Patent 5824320/1998)
Constructed wetlands remediation system (US Patent 6159371/2000)
System for removing pollutants from water (US Patent 6200469/2001)
Method for removing pollutants from water (US Patent 6406627/2002)
System and method for removing pollutants from water (US Patent 6652743/2003)
Note Naturalized plants (introduce as garden plants in 19th).



May 2007
near rice paddy
May 2007
near rice paddy
May 2007
near rice paddy