| autoimage | Automatic facetting of multiple projected images | 
| autolayout | Divide device into rows and columns | 
| autolegend | Add legend to projected image. | 
| automar | Sensible legend margins | 
| autopoints | Automatic facetting of multiple projected scatterplots | 
| autosize | Automatically select plot matrix dimensions | 
| blank.plot | Draw blank plot | 
| canada | Provincial and territorial boundaries of Canada, 2001 | 
| copoly | Colorado state border | 
| ggautoimage | Display images using ggplot2 | 
| heat_ppoints | Display colored scatterplot for projected coordinates | 
| ilat | Interpolated maximum daily surface air temperatures on a regular grid. | 
| ilon | Interpolated maximum daily surface air temperatures on a regular grid. | 
| inarccap | Interpolated maximum daily surface air temperatures on a regular grid. | 
| itasmax | Interpolated maximum daily surface air temperatures on a regular grid. | 
| lat | Maximum daily surface air temperatures on a grid. | 
| legend.scale | Color scale legend | 
| lon | Maximum daily surface air temperatures on a grid. | 
| narccap | Maximum daily surface air temperatures on a grid. | 
| parrows | Projected arrows function | 
| paxes | Display axes for projected coordinates | 
| pimage | Display image for projected coordinates | 
| plines | Projected lines function | 
| ppoints | Projected points function | 
| ppolygon | Projected polygon function | 
| psegments | Projected segments function | 
| ptext | Projected text function | 
| reset.par | Reset par | 
| rotate | Rotate coordinates | 
| tasmax | Maximum daily surface air temperatures on a grid. |