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. 2014 Mar 27;5:117. doi: 10.3389/fpls.2014.00117

Figure 1.

Figure 1

Arabidopsis thaliana gynoecium development. Cartoons displaying wild-type gynoecia (A), in longitudinal sections (B), and transversal sections (C) from stage 8 to 11. The different stages and processes of gynoecium and ovule development are indicated at the bottom of the figure. Abbreviations: b, boundary; CMM, carpel margin meristem; f, funiculus; ii, inner integument; n, nucellus; o, ovule; oi, outer integument; op, ovule primordium; p, placenta; s, septum; v, valve. The region of the CMM where placenta is formed is indicated with orange lines.