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. 2018 Dec 4;9:1805. doi: 10.3389/fpls.2018.01805

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Copyright © 2018 Yongfeng, Aiquan, Fengli, Mao, Kaijie, Chao, Shudong and Yajun.

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) and the copyright owner(s) 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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Evidence of flower reversion in switchgrass. (A) Reversed shoots and unreversed florets. (B) Single reversed shoot separated. (C) A normal floret from switchgrass plant. (D) Longitudinal section of a reversed shoot. (E) Longitudinal section of a half-reversed floret. (F) Longitudinal section of an unreversed floret. Pd, pedicel; pdl, pedicel-like; gu, glume; gul, glume-like; pi, pistil; pil, pistil-like; sml, stamen-like; an, anther; st, style; ov, ovule. (A–C) Bar = 2 mm; (D,E) bar = 0.5 mm.