Complex sentence: Because of this, "Kingia australis" was for many years thought to be a female form of the blackboy and was commonly named black gin, "gin" being the Nyoongar word for "woman".
Split into simpler sentences: Because of this, "Kingia australis" was for many years thought to be a female form of the blackboy. It was therefore commonly named black gin, "gin" being the Nyoongar word for "woman".