diff --git a/src/arg_desc.jl b/src/arg_desc.jl
index f7a6f4ed..a3c0704a 100644
--- a/src/arg_desc.jl
+++ b/src/arg_desc.jl
@@ -108,9 +108,22 @@ const _arg_desc = KW(
     :legend_title_font_color => "Color Type. Font color of the legend title",
     :colorbar => "Bool (show the colorbar?) or Symbol (colorbar position).  Symbol values: `:none`, `:best`, `:right`, `:left`, `:top`, `:bottom`, `:legend` (matches legend value) (note: only some may be supported in each backend)",
     :clims => "`:auto`, NTuple{2,Number}, or a function that takes series data in and returns NTuple{2,Number}.  Fixes the limits of the colorbar.",
+    :colorbar_fontfamily      => "String or Symbol. Font family of colobar entries.",
+    :colorbar_ticks           => "Vector of numbers (set the tick values), Tuple of (tickvalues, ticklabels), or `:auto`",
+    :colorbar_tickfontfamily  => "String or Symbol. Font family of colorbar tick labels.",
+    :colorbar_tickfontsize    => "Integer. Font pointsize of colorbar tick entries.",
+    :colorbar_tickfontcolor   => "Color Type. Font color of colorbar tick entries",
+    :colorbar_scale           => "Symbol. Scale of the colorbar axis: `:none`, `:ln`, `:log2`, `:log10`",
+    :colorbar_formatter       => "Function, :scientific, :plain or :auto. A method which converts a number to a string for tick labeling.",
     :legendfont => "Font. Font of legend items.",
     :legend_titlefont => "Font. Font of the legend title.",
     :annotations => "(x,y,text) tuple(s).  Can be a single tuple or a list of them.  Text can be String or PlotText (created with `text(args...)`)  Add one-off text annotations at the x,y coordinates.",
+    :annotationfontfamily     => "String or Symbol. Font family of annotations.",
+    :annotationfontsize       => "Integer. Font pointsize of annotations.",
+    :annotationhalign         => "Symbol. horizontal alignment of annotations, :hcenter, :left, :right or :center.",
+    :annotationvalign         => "Symbol. Vertical alignment of annotations, :vcenter, :top, :bottom or :center.",
+    :annotationrotation       => "Float. Rotation of annotations in degrees.",
+    :annotationcolor          => "Colorant or :match. Color of annotations.",
     :projection => "Symbol or String.  '3d' or 'polar'",
     :aspect_ratio => "Symbol (:equal or :none) or Number. Plot area is resized so that 1 y-unit is the same size as `aspect_ratio` x-units. With `:none`, images inherit aspect ratio of the plot area.",
     :margin => "Measure (multiply by `mm`, `px`, etc). Base for individual margins... not directly used.  Specifies the extra padding around subplots.",