Paragraph 12 Changes not yet applied. Later legislation changes this provision in ways not yet written into the text below: sch. 1 amended by Plant Health (Forestry) 1989 Hypoxylon pruinatum(Klotzsch) Cke., (Hypoxylon mammatum(Wahl.) Mill.), the cause of Hypoxylon Canker of poplar. ← Paragraph 11 Paragraph 12 Paragraph 13 →