Rubus australis is a type of blackberry that grows in the southern region of Australia. It's also known by several other names, including the Australian raspberry, wild raspberry, and mountain raspberry. The fruit is loved by both humans and animals and is often used in recipes for jams, pies, and desserts. The plant itself is robust and can grow up to two meters in height, with prickly stems and leaves. It's often found growing in disturbed areas such as roadsides and abandoned fields. Although it has several synonyms, the name Rubus australis is commonly used to refer to this popular fruit.