Arrowroot

47. What is exported from China to Europe under this name is (1) the Ou fen IMG:p47_1.png:Chinese characters the flour of the Water-lily root, Nelumbium speciosum. It is coarse, light-brown, resembling jo -stick powder. Chieh fin fij IMG:p47_2.png:Chinese characters is made from the root joints and is more expensive. It comes from the Huai river district. (2) Ling fen IMG:p47_3.png:Chinese characters Water Caltrop flour, Tra-pa bicorn is. This is whitey-brown like coarse wheat flour. (3) Ma t'i fen IMG:p47_4.png:Chinese characters Water Chestnut flour, Eleocharus or Scirpus tuberosus. (4) Ko fen IMG:p47_5.png:Chinese characters, the root of Pachyrhizus thunbergia nus, a wild creeper.