that once dominated the landscape of southern Wisconsin have been restored to the arboretum's prairies and savannas. Curtis Prairie () – described as the world's oldest restored prairie; a tallgrass prairie with big bluestem grass and Indian grass. Greene Prairie () – planted by prairie expert Henry Greene during the 1940s and 1950s. Marion Dunn Prairie () – restoration of a settling pond. Marsh Connection – transition between Curtis Prairie and wetlands. Sinaiko Overlook Prairie () – mesic to dry-mesic prairie dominated by Indian grass. Southwest Grady Oak Savanna – southern Wisconsin fire-adapted communities. Wingra Oak Savanna – open-grown bur oaks, being restored by the replacement of its understory of non-native trees, shrubs, and weeds with grassland species. Deciduous forests Gallistel Woods (28 acres) – will eventually be representative of a southern Wisconsin sugar maple forest. Grady Dry Oak Woods – part of the southern Wisconsin fire communities. Noe Woods (41 acres) – white oaks and black oaks; the larger oaks are now about 150 years old. Noe woods is named for the Bartlett-Noé (sometimes spelled Noe, without the accent over the “e”) family farm, which was sold by Mrs. Jessie Bartlett Noé to the University in 1933 for inclusion in the Arboretum. Wingra Woods (52 acres) – oak woods underplanted with sugar maple, basswood, and beech; gradually changing to a forest with sugar maple as the dominant species. Conifer forests Boreal Forest (14 acres) – spruce and fir plantings. Leopold Pines (21 acres) – red and white pines planted between 1933 and 1937, with small numbers of red maple, white birch, and northern shrubs and ground plants. Lost City Forest – mixed woodlands. Originally was intended to be a housing development named Lake Forest in the 1920s, the developer went bankrupt and abandoned the land. There are still some concrete foundations and sidewalks visible in the area. Wetlands Gardner Marsh – cattails, reed canary grass, exotic shrubs, and other woody vegetation. Redwing Marsh – habitat for redwinged blackbirds and waterfowl. Southeast Marsh – large wetland. Teal Pond Wetlands – sedge meadow and pond, with boardwalks. Wingra Marsh – relatively untouched wetlands. Horticultural collections Longenecker Horticultural Gardens (35 acres) – more than 5,000 plants of more than 2,500 taxa; a leading collection of trees, shrubs and vines in Wisconsin. Major displays of lilacs, flowering crabapples (said to be one of the most complete and up-to-date in the world), viburnums, conifers