by Zongmi 宗密. （Chart of the Master-Disciple Succession of the Chan Gate that Transmits the Mind Ground in China）， in one fascicle， written between 830 and 833， in reply to PeiXiu's裴休 questions about the teachings and lineal filiations of four of the major Ch'an traditions current during the late Tang. It is in this text thatTsung-mi develops his critique of the Hongzhou Chan tradition.Z. 2-15-5. （From Gregory 1995， p. 209）