The Louis C. Clark Sanctuary is located on Valentine's Road in Old Brookville in Nassau County,

New York New York most commonly refers to: * New York City, the most populous city in the United States, located in the state of New York * New York (state), a state in the northeastern United States New York may also refer to: Film and television * '' ...

Long Island Long Island is a densely populated island in the southeastern region of the U.S. state of New York (state), New York, part of the New York metropolitan area. With over 8 million people, Long Island is the most populous island in the United Sta ...

. The sanctuary was once a part of Valentine Farm. It was donated by Frances S. Weeks to

The Nature Conservancy The Nature Conservancy (TNC) is a global environmental organization headquartered in Arlington, Virginia. it works via affiliates or branches in 79 countries and territories, as well as across every state in the US. Founded in 1951, The Natu ...

in 1965 in memory of her son, Louis C. Clark. In 2012, the property was transferred to the North Shore Land Alliance. The sanctuary protects a freshwater marsh and swamp that is part of the Cedar Swamp Creek watershed. The swamp is characterized by

cattail ''Typha'' is a genus of about 30 species of monocotyledonous flowering plants in the family Typhaceae. These plants have a variety of common names, in British English as bulrush or reedmace, in American English as reed, cattail, or punks, in A ...

buttonbush Buttonbush is a common name for several plants and may refer to: *''Cephalanthus'', a genus of shrubs or small trees in the madder family, Rubiaceae, especially: **''Cephalanthus occidentalis'', the common ''Cephalanthus'' species in eastern North ...

, red maple and tupelo; in addition, over 150 species of wildflowers and 25 species of shrubs and vines are found within the preserve. A total of of trails are maintained on the property, which is open to the public. The James Preserve is located across Valentine's Road from the property.

References

External links

NY-NJ-CT Botany Online: Hiking Louis C. Clark Sanctuary
Nature reserves in New York (state) Protected areas of Nassau County, New York 1965 establishments in New York (state) Protected areas established in 1965 {{NassauCountyNY-geo-stub