The Arnold Arboretum of Harvard University is a botanical research institution and free public park, located in the Jamaica Plain and Roslindale neighborhoods of Boston, Massachusetts. Established in 1872, it is the oldest public arboretum in North America. The landscape was designed by Charles Sprague Sargent and Frederick Law Olmsted and is the second largest "link" in the Emerald Necklace. The Arnold Arboretum's collection of temperate trees, shrubs, and vines has a particular emphasis on the plants of the eastern United States and eastern Asia, where arboretum staff and colleagues are actively sourcing new material on plant collecting expeditions. The arboretum supports research in its landscape and in its Weld Hill Research Building.
The H. H. Hunnewell estate in Wellesley, Massachusetts was the country home of H. H. Hunnewell (1810–1902), containing over 500 species of woody plants in 53 families. The estate remains in the family, and includes the first (1854) topiary garden in the United States, featuring intricate geometrically clipped native Eastern white pine and Eastern arborvitae. A collection of specialty greenhouses feature over 1,000 plant species. The estate has been cared for by six generations of the Hunnewell family.
Horatio Hollis Hunnewell was an American railroad financier, philanthropist, amateur botanist, and one of the most prominent horticulturists in America in the nineteenth century. Hunnewell was a partner in the private banking firm of Welles & Co. Paris, France controlled by his in-laws, which specialized in trade finance between the two countries. Practicing horticulture for nearly six decades on his estate in Wellesley, Massachusetts, he was perhaps the first person to cultivate and popularize rhododendrons in the United States.
The Cheyenne Botanic Gardens are located in Lions Park in Cheyenne, Wyoming, with an associated High Plains Arboretum located five miles (8 km) northwest of Cheyenne at an elevation of 6,200 feet (1,900 m).
The Botanic Garden of Smith College is located on the campus of Smith College, in Northampton, Massachusetts, United States. It consists of a fine selection of woody trees, shrubs, herbaceous plants, and an excellent collection of tropical and subtropical plants in The Lyman Conservatory. All are open to the public.
The Connecticut College Arboretum is a 300 ha arboretum and botanical gardens, founded in 1931, and located on the campus of Connecticut College and in the towns of New London and Waterford, Connecticut, United States.
The Mount Holyoke College Botanic Garden, in South Hadley, Massachusetts, United States, encompasses the Mount Holyoke College campus, an arboretum, numerous gardens, and the Talcott Greenhouse. It was first designated a botanical garden in 1878, with guidance from Lydia Shattuck, professor of botany. The construction of the Talcott Greenhouse complex, which houses the Botanic Garden's collection of non-hardy plants, began in 1896, after the original greenhouse was destroyed by fire, and was completed in 1899.
The Holden Arboretum, in Kirtland, Ohio, is one of the largest arboreta and botanical gardens in the United States, with more than 3,600 acres (1,500 ha), including 600 acres (240 ha) devoted to collections and gardens. Diverse natural areas and ecologically sensitive habitats make up the rest of the holdings. Holden's collections includes 9,400 different kinds of woody plants, representing 79 plant families.
The Government Botanical Garden is a botanical garden in Udhagamandalam, near Coimbatore (Ooty), Tamil Nadu state, India laid out in 1848. The gardens, divided into several sections, cover an area of around 55 acres, and lie on the lower slopes of Doddabetta peak. The garden has a terraced layout. It is maintained by the Tamil Nadu Horticulture Department.
The University of Delaware Botanic Gardens are botanical gardens and an arboretum located on the campus of the University of Delaware, in Newark, Delaware, United States. The gardens are open to the public without charge.
The Donald E. Davis Arboretum, in Auburn, Alabama, United States, is a public native plants museum, and botanical arboretum with educational facilities, event spaces, and a conservation program. Its grounds, covering 13.5 acres of Auburn University's campus, include cataloged living collections of associated tree and plant communities representative of Alabama's ecosystems, among which is mixed oak forest, carnivorous bog, and longleaf pine savanna. The living collections include more than 1,000 plant types, including 500 different plant species, with over 3,000 cataloged specimens. The Arboretum contains over a mile (2 km) of interwoven walking trails that meander through various southeastern biotopes.
Planting Fields Arboretum State Historic Park, which includes the Coe Hall Historic House Museum, is an arboretum and state park covering over 400 acres (160 ha) located in the village of Upper Brookville in the town of Oyster Bay, New York.
The University of Michigan Matthaei Botanical Gardens includes botanical gardens, natural areas with trails, and several research-quality habitats and is part of the organization Matthaei Botanical Gardens and Nichols Arboretum. The conservatory is popular year round. The public entrance is at 1800 North Dixboro Road in Ann Arbor, Michigan. The grounds are open every day, but trails are not maintained in the winter. The conservatory, garden store, and lobby are open 7 days a week: Mon., Tues., and Thurs. - Sun., 10:00 am–4:30 pm; Wednesdays 10 am-8 pm. The building complex is only closed on three holidays a year. The institution's main web site with updated information is Matthaei Botanical Gardens and Nichols Arboretum.
Nichols Arboretum, locally known as the Arb, is an arboretum operated by the Matthaei Botanical Gardens and Nichols Arboretum (MBGNA) at the University of Michigan. Located on the eastern edge of its Central Campus at 1610 Washington Heights in Ann Arbor, Michigan, the Arboretum is a mosaic of University and City properties operated as one unit. The arboretum is open daily from sunrise to sunset with no charge for admission. The Huron River separates a northern section of the arboretum's floodplain woods; the railroad marks the northern border.
The Plant Collections Network (PCN) is a group of North American botanical gardens and arboreta that coordinates a continent-wide approach to plant germplasm preservation, and promotes excellence in plant collections management. The program is administered by the American Public Gardens Association from its headquarters in Kennett Square, Pennsylvania, in collaboration with the USDA Agricultural Research Service.
The Morris Arboretum & Gardens of the University of Pennsylvania is the official arboretum of the Commonwealth of Pennsylvania. The Arboretum is open daily except for major holidays. It is located at 100 East Northwestern Avenue, Chestnut Hill, Philadelphia, Pennsylvania.
The Hunnewell Estates Historic District is an historic district between the Charles River and Lake Waban in Wellesley and Natick, Massachusetts, about 17 miles west of Boston. It consists of the large group of 18th to 21st century agricultural and estate properties with farmland, gardens, residences, and landscapes of the Hunnewell and Welles families. The properties in the Historic District are still largely owned and occupied by members of the Hunnewell family. It was added to the National Register of Historic Places in 1988.
The Botanischer Garten der Universität Tübingen, also known as the Botanischer Garten Tübingen or the Neuer Botanischer Garten Tübingen, is a botanical garden and arboretum maintained by the University of Tübingen. It is located at Hartmeyerstrasse 123, Tübingen, Baden-Württemberg, Germany, and open daily.
Susan Hallowell, (1835-1911) was an American botanist, and Professor of Botany at Wellesley College.
