| |Normal or de jure version of flag, or obverse side |
| |Design was proposed in the past, but never officially adopted |
| |Design is a reconstruction, based on past observations |
| |Reverse side of flag |
| |Design is an acceptable variant |
| |Alternate version of flag |
| |De facto version of flag |
| |Flag has different designs on its obverse side and its reverse side |
| |Obverse side meant to be hoisted with pole to the observer's right |
| |Design officially authorized to represent nation by government of that nation |
| |Design used in the past, but now abandoned (this symbol is not part of Smith's original set) |
| |Reverse side is mirror image of obverse side |
| |Reverse side is congruent to obverse side |
| |Information on reverse side is not available |
| |Flag can be hung vertically by hoisting on a normal pole, then turning the pole ninety degrees |
| |Flag can be hung vertically by rotating the design first |
| |Vertical hoist method of flag is unknown |
| |Design has no element which can be rotated |
| |Flag can only be hoisted vertically |