Comparative ontogeny elucidates subtle changes in developmental rate, known as heterochrony, that discretely alter morphology between species. Vasconcelos et al. show how these trends explain evolution of Eugenia...
The second-whorl floral organs of Sinofranchetia chinensis (Lardizabalaceae) are nectar leaves. Hu et al. study the expression patterns of floral MADS-box genes in S. chinensis and find that SIchAP3-3 is significantly...