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Keywords from Image Description:
Root of Allium cepa. Leitbndel in der Wurzel von Allium cepa Treppengef Schraubentracheiden Ringtracheiden Phloem Perizykel Endodermis primre Rinde Vascular Bundle in the root of Allium cepa Legend xylem metaxylem protoxylem phloem pericycle endodermis primary cortex Faisceau criblovasculaire d'une racine dAllium cepa Lgende xylme