Plants that provide myrmecodomatia are called "'myrmecophytes " '.
2.
The variety of the plants that provide myrmecodomatia, and the ranges of forms of such domatia are considerable.
3.
Some thorns are hollow and act as myrmecodomatia; others ( e . g . in " Crataegus monogyna " ) bear leaves.
4.
An important class of myrmecodomatia comprise large, hollow spines of certain acacias such as " Acacia sphaerocephala ", in which ants of the genera " Pseudomyrmex " and " Tetraponera " make their nests.