Plot Legends Package Symbol

Legend

Legend[{{box₁, text₁}, ...}, options]
generates a legend with the specified boxes and text.

Legend[func, num, options]
generates a legend by applying func to numbers between 0 and 1, incremented by the number of boxes num-1.

Legend[func, num, mintext, maxtext, options]
labels the first and last boxes with mintext and maxtext respectively.

To use Legend, you first need to load the Plot Legends Package using Needs["PlotLegends`"].

Function func should generate a color directive or graphic suitable for a box_i in the legend.

LegendPosition	{-1, -1}	position of legend in relation to graphic
LegendSize	Automatic	length of dimensions
LegendShadow	Automatic	specify shadow
LegendTextSpace	Automatic	space in the legend box for text
LegendTextDirection	Automatic	direction text is rotated, as in Text graphics primitive
LegendTextOffset	Automatic	offset of text, as in Text graphics primitive
LegendLabel	None	label for legend
LegendLabelSpace	Automatic	specify space for LegendLabel
LegendOrientation	Vertical	direction in which key boxes are laid out
LegendSpacing	Automatic	specify the amount of space around each key box
LegendBorder	Automatic	style of border of key boxes and text
LegendBorderSpace	Automatic	specify space around all boxes and text
LegendBackground	Automatic	style of the background

Needs["PlotLegends`"]

Graphics primitives making up a legend:

Out[2]//InputForm=