Acheongji

Made during the Goryeo (918-1392) and Joseon periods (1392-1910). It is a blue paper.

Origin:

Korea

Botanical name:

Broussonetia papyrifera (L.) L’Hér. ex Vent.

Mercurialis leiocarpa Siebold & Zucc.

Isatis tinctoria L.

Polygonum tinctorium Aiton