The blackened stem is not a true stem at all really, but a hollow structure formed the the base of the of the leaves. Roots run down through the hollow centre to connect to the ground.
These plants often respond to fire by sending up large flower stalks, and after a fire they can become very visible in the bush. Far from destroying the plant, fire is vital to its long tern survival.
This kind of relationship with fire is common in Australia.
The larger plants in these pictures are likely to be well over a hundred years old - you may not be surprised to learn that these older plants are sometimes stolen from the bush and sold on the black market! Thankfully, there seems to be some regulation to prevent this.
All of these pictures were taken in the Grampians - a National Park about a 3 1/2 hours from Melbourne.
You can find more pictures from around the world at Our World Tuesday.