xylem pole pericycle cell 2011-02-02T11:52:34Z A pericycle cell that is adjacent to the protoxylem of a vascular bundle. PO:0000064 PO_GIT:229 Xylem pole pericycle cells are cells in the pericycle that are adjacent to the protoxylem pole of a vascular bundle. Pericycle cells that are adjacent to other xylem cells in the vascular bundle are not considered xylem pole pericycle cells. Xylem pole pericycle cells may retain some meristematic activity and are the site of lateral root initiation. c&#233lula del polo xilem&#225tico del periciclo (Spanish, exact) plant_anatomy rwalls 木質部孔鞘細胞 (Japanese, exact) pericycle cell