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. 2016 Jan 26;6:1204. doi: 10.3389/fpls.2015.01204

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Copyright © 2016 Hvoslef-Eide, Munster, Mathiesen, Ayeh, Melby, Rasolomanana and Lee.

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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Poinsettia inflorescence. (A) Photo of a fully developed poinsettia inflorescence in aerial view. (B) Schematic drawing of the inflorescence showing 1st, 2nd, 3rd, and 4th order flowers in a profile view.