Key to the groups of Litophyton species from Australia

1. Supporting bundle clearly projecting (can be seen by the naked eye)............................................ group I

- Supporting bundle projecting little or not at all................................................................... 2

2. Adaxial side of polyps without sclerites...................................................................group II

-. Adaxial side of polyps with sclerites........................................................................... 3

3. Polyp with numerous scales........................................................................... group III

-. Polyp without scales....................................................................................... 4

4. Polyp stalk without small rods......................................................................... group IV

-. Polyp stalk with small rods.............................................................................group V