Explanatory notes
… chestnut, silver birch, sumach, “young fustic”, wattle, mimosa, mangrove, hemlock and willow. (3) Roots and the like … broomcorn ( Sorghum vulgare var. technicum ) or certain millets, with their seeds removed . (2) Piassava , the … division in brooms or brushes (or requiring only certain minor processes to be ready for such incorporation). These …