Kara daio (Rheum rhabarbarum L.) - center (313 C)

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Uemura 09-10-2009 313.jpg

Museum number 313
Uemura number / title ; "Haze-some 25"
Folder location 4th shelf
Sample location center (313 C)
Fiber type silk
Color yellow brown
Dyestuff (Japanese common name) カラ大黄 : Kara daio
Dyestuff (botanical name) Rheum rhabarbarum L.
Plant part root / dried (?)
Dyestuff extraction boiled in water
Auxiliary agent in dye bath -
Mordant iron
Other auxiliary agent -
Uemura's notes The resultant color became less black than that dyed with Madaio. The result would be same when a fabric was dyed in a bath containing a mixturre of both dye extract and mordant.
Uemura's date Kyoto