Echidna diggings. Some natives here call them Porcupine. Food in an emergency survival situation, otherwise let them be.
Grass Tree, Goonagurra, Black Boy, Kangaroo Tail, Yacca, all the same plant. Uses: The inner core of the dried flower stem is used as tinder, the stem itself is used for hand drill fire lighting & making the parts for the fire-bow. The flower stem can also be used to carry fire. The nectar can be sucked from the flowers, or the flowers can be soaked in water for a refreshing drink. It can also be fermented to make alcohol. The base of the leaves when pulled can be eaten. Dried leaves make good kindling.