(Macrozamia macdonnellii)
Macrozamia macdonnellii, common name MacDonnell Ranges Cycad, is a species of plant in the Zamiaceae family. It is endemic to the Northern Territory, Australia. Macrozamia macdonnellii is not eaten by the Arrernte people of the Macdonnell Ranges due to the extensive process of toxin leaching that is required.