![The icon used to represent this chart type in the ChartType drop-down in Visual Studio's properties window.](Images/Chart_About_Spline_Area_Charts_01.png)
A spline area chart is a form of an area chart. It has all the features and characteristics of an area chart, with the added feature of spline interpolation and smoothing for improved presentation of data.
If you want your chart to display data in chronological order, and plot points across the x-axis according to elapsed time, see Display Data on a Time-Scale Axis.