Ipomoea purpurea




Family Convolvulaceae
Tribe Ipomoeeae
Scientific name Ipomoea purpurea (L.) Roth
Synonyms Convolvulus purpureus L.; Ipomoea chanetii H. Léveillé; Ipomoea diversifolia Lindley; Ipomoea hispida Zuccarini; Ipomoea hirsutula Jacquin f.; Ipomoea mexicana A. Gray; Ipomoea purpurea (L.) Roth var. diversifolia (Lindley) O'Donell; Pharbitis hispida Choisy; Pharbitis purpurea (L.) Voigt
Common name (Japanese common name) maru-ba asagao (マルバアサガオ, 丸葉朝顔 [meaning: round leaved morning face]), kakine asagao (カキネアサガオ, 垣根朝顔 [meaning: fence morning face])
(English common name) common morning-glory, tall morning-glory
Distribution (Japan) Honshu (south of Kanto region), Shikoku, Kyushu, Okinawa
(Other nations) [native] north and south America
Habitat Field, forest edge
Chromosomal number 2n=30, 32
Description Leaves 3-10cm long, 2.5-10cm wide. Flowers white, pink, red, purple or blue 5-7cm across, flowering in August to October. Vine. Annual plants.
Reference Ipomoea purpurea (L.) Roth
Ipomoea purpurea (Linnaeus) Roth
Isothiazole derivatives (US Patent 3922160/1975)
Method for controlling the growth of weeds in a cotton growing area with 3,4,5-trisubstituted isothiazoles (US Patent 3890131/1975)
Herbicidal fluorinated carbonates (US Patent 4022609/1977)
Method of controlling weeds with N-(3-methyl-5-isothiazolyl)-2-methylpentanamide (US Patent 4060403/1977)
Control of weeds with 1-(3-methyl-5-isothiazolyl)-3-alkoxyl-3-methylureas (US Patent 4227916/1980)
Emulsifiable concentrate for weed control (US Patent 4283222/1981)
Plant regulator (US Patent 4309566/1982)
Acids and esters of 5-(2-optionally substituted-4-trifluoromethyl-6-optionally substituted phenoxy)-2-nitro, -halo, or-cyano alpha substituted phenyl carboxy oximes, and method of controlling weeds with them (US Patent 4344789/1982)
Fungal herbicides (US Patent 5212086/1993)
Sequential application method for enhancing glyphosate herbicidal effectiveness with reduced antagonism (US Patent 5821195/1998)
Sequential application method for treating plants with exogenous chemicals (US Patent 5985793/1999)
Herbicidal composition (US Patent 5935905/1999)
Herbicidal composition (US Patent 6001774/1999)
Note naturalized plants (first cultivated in 1704-1711).



October 2006
at roadside
October 2006
at roadside
October 2006
at roadside



October 2006
at roadside