In the Family of Australian ant-plants there are two Genera of Rubiaceous ant-plants; Myrmecodia (domatia with spines and thick stems) and Hydnophytum (domatia without spines and thin stems).
Myrmecodia beccarii was declared Vulnerable under Queensland’s Nature Conservation Act, 1992 because its population is decreasing due to key threats (primarily habitat loss due to clearing of coastal Melaleuca forests for development).
This colourful comprehensive guide will let give you the tools you need to easily identify the presence of cassowaries by way of photos of: