Complex sentence: Reinwardt was the founder (1817) and first director of botanic garden at Bogor (Buitenzorg) in Java, where he gathered various flora from the surrounding islands such as the Moluccas, Timor and Sulawesi.
Split into simpler sentences: Reinwardt was the founder (1817) and first director of botanic garden at Bogor (Buitenzorg) in Java. In the garden he gathered various flora from the surrounding islands such as the Moluccas, Timor and Sulawesi.