Complex sentence: Marian Ellis Rowan (1847?--4 October 1922), known as Ellis Rowan, was a well known Australian botanical illustrator and she also did series of illustrations on birds, butterflies and insects.
Split into simpler sentences: Marian Ellis Rowan (1847?--4 October 1922), known as Ellis Rowan, was a well known Australian botanical illustrator. She also did series of illustrations on birds, butterflies and insects.