One of the first signs of spring each year is the emergence of the flowering bulbs so many of us plant in the fall. Typically ...
Figure 4: Possible evolutionary relationships between the SP and L complexes of the P-code model involved in regulating sepal/petal/lip formation in orchids. At the time of anthesis, perianths were ...
Recent advances in molecular phylogenetics and a series of important palaeobotanical discoveries have revolutionized our understanding of angiosperm diversification. Yet, the origin and early ...
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