Myriophyllum triphyllum
Myriophyllum triphyllum Orchard

Myriophyllum triphyllum is a species in the genus Myriophyllum, belonging to the family Haloragaceae. It was described by Orchard in 1980 and is native to the Australasian region, including the Antipodean Islands, Chatham Islands, Macquarie Island, and both the North and South Islands of New Zealand.
Description
Myriophyllum triphyllum is a member of the water-milfoil genus Myriophyllum within the family Haloragaceae. The species was formally published in 1980 by Orchard. It is endemic to the Australasian region, with a distribution that includes the Antipodean Islands, Chatham Islands, Macquarie Island, as well as the North and South Islands of New Zealand. This species is part of a group of aquatic or semi-aquatic plants known for their feathery or finely divided leaves.
Distribution
Australasian · Antipodean Is. · Chatham Is. · Macquarie Is. · New Zealand North · New Zealand South