Difference between revisions of "Itadori (Japanese knotweed) - left (319 L)"

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Latest revision as of 18:43, 22 June 2020

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Uemura 09-10-2009 319.jpg

Museum number 319
Uemura number / title ; "Haze-some 25"
Folder location 4th shelf
Sample location left (319 L)
Fiber type silk
Color dark brown
Dyestuff (Japanese common name) 虎杖 : Itadori
Dyestuff (English common name) Japanese knotweed
Dyestuff (botanical name) Fallopia japonica (Houtt.) Ronse Decr. var. japonica (Polygonum cuspidatum Siebold et Zucc.)
Plant part root / dried (?)
Dyestuff extraction boiled in water
Auxiliary agent in dye bath -
Mordant iron
Other auxiliary agent -
Uemura's notes This plant is not a species of Suiba (Rumex acetosa L.). Suiba and Gishigishi (Rumex japonicus Houtt.) are same species.
Uemura's date -