“A competition was held for biggest mallee root, and this entry from Tooleybuc was just shy of winning. […] At the mallee root festival in Ouyen, guests witness root tossing competitions. Whoever throws a 9 kilo (nearly 20 lb) stump the furthest wins.”
Mallee is the growth habit of certain eucalypt species that grow with multiple stems springing from an underground lignotuber,
So there you go.
[Image, caption and more found here.]