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. 2016 Feb 4;4:e1653. doi: 10.7717/peerj.1653

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©2016 Rudall et al.

This is an open access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, reproduction and adaptation in any medium and for any purpose provided that it is properly attributed. For attribution, the original author(s), title, publication source (PeerJ) and either DOI or URL of the article must be cited.

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(A) Dissected young female flower bud with tepals partially removed, revealing central carpellary region before carpel primordia are formed. (B) Open female flower showing carpels in radiating rows with interlocking stigmatic filaments. (C) Open male flower with three stamens (one anther removed). Tepals basally connate with long apical appendages and papillate surface. Scale bars =100 μm. An earlier version of this figure was published previously (Rudall, 2003; Rudall, 2008) and is reproduced here with permission from the International Journal of Plant Sciences (University of Chicago Press).