| draw_key | Horizontal key drawing functions |
| draw_key_boxploth | Horizontal key drawing functions |
| draw_key_crossbarh | Horizontal key drawing functions |
| draw_key_hpath | Horizontal key drawing functions |
| draw_key_pointrangeh | Horizontal key drawing functions |
| geom_barh | Bars, rectangles with bases on y-axis |
| geom_boxploth | Horizontal box and whiskers plot. |
| geom_colh | Bars, rectangles with bases on y-axis |
| geom_crossbarh | Horizontal intervals: lines, crossbars & errorbars. |
| geom_errorbarh | Horizontal intervals: lines, crossbars & errorbars. |
| geom_histogramh | Horizontal histograms and frequency polygons. |
| geom_linerangeh | Horizontal intervals: lines, crossbars & errorbars. |
| geom_pointrangeh | Horizontal intervals: lines, crossbars & errorbars. |
| geom_violinh | Horizontal violin plot. |
| hmisc_h | Horizontal versions of summary functions from Hmisc |
| mean_cl_boot_h | Horizontal versions of summary functions from Hmisc |
| mean_cl_normal_h | Horizontal versions of summary functions from Hmisc |
| mean_sdl_h | Horizontal versions of summary functions from Hmisc |
| mean_se_h | Calculate mean and standard error |
| median_hilow_h | Horizontal versions of summary functions from Hmisc |
| position-vertical | Vertical Positions |
| position_dodge2v | Vertical Positions |
| position_dodgev | Vertical Positions |
| position_fillv | Vertical Positions |
| position_jitterdodgev | Vertical Positions |
| position_stackv | Vertical Positions |
| stat_binh | Horizontal binning. |
| stat_boxploth | Horizontal boxplot computation. |
| stat_counth | Horizontal counting. |
| stat_summaryh | Horizontal summary. |
| stat_xdensity | Density computation on x axis. |