菘蓝 | [菘 蓝 / 菘 藍] Isatis tinctoria (woad, a brassica producing blue dye) #268,788 [Add to Longdo] |
dyer's woad | (n) European biennial formerly grown for the blue coloring matter yielded by its leaves, Syn. Isatis tinctoria |
菘蓝 | [菘 蓝 / 菘 藍] Isatis tinctoria (woad, a brassica producing blue dye) #268,788 [Add to Longdo] |