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. 2016 Jul 12;7:1006. doi: 10.3389/fpls.2016.01006

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Copyright © 2016 Liu, Li, Su, Li and Shi.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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Histological observation of empty glumes, lemmas, and paleas. Transverse sections of one empty glume (A), one lemma (B), and one palea (C) in wild type plants. Transverse sections of one abnormal empty glume (D), one lemma (E), and one palea (F) in g1–6 plants. Transverse sections of one empty glume (G), one lemma (H), and one palea (I) in osmads1-z plants; Transverse sections of one empty glume (J), one lemma (K), and one palea (L) in osmads1-z g1–6 plants. Sc, silicified cells; fs, fibrous sclerenchyma; spc, spongy parenchymatous cells; nsc, no silicified cells. Bars = 50 μm.