"[5] It is thought that Warinanco was a minor sachem, or tribal elder, of the Hackensack people (a band or subgroup among the Lenape).
The Caxton Brown Memorial Azalea Garden, located just south of the Warinanco Park Administration building.
[6] The garden is dedicated to the memory of Caxton Brown of Summit, New Jersey (1879-1952), who helped create, and was a member of, the Union County Park Commission.
It is named for the Union County Park Commission's first president Henry Summers Chatfield (1864-1933), who is memorialized with a stone bench in the tulip garden.
The display of Japanese cherry blossoms surrounding Warinanco Lake dates back to 1931, where Caxton Brown and his brother donated them to the park.