Woking Park, Surrey: 22 m height by 144 cm d.b.h, Clare College, Cambridge: 21 m × 129 cm (planted 1949), and Wayford Woods, Somerset: 32 m × 99 cm. Several cultivars are available providing a range of different foliage colours and textures. The cultivar ‘Golden Oji’ has gained the Royal Horticultural Society’s Award of Garden Merit. In the United States Dawn redwoods thrive over a large, crescent-shaped region that encompasses the eastern and southern United States, as well as on the West Coast. Many institutions, such as the Arnold Arboretum of Harvard University, have fine specimens. The H. H. Hunnewell estate in Wellesley, Massachusetts, has two specimens (numbers 29 and 34) that date back to the initial distribution of seed by the Arnold Arboretum in 1949. There is a small grove of dawn redwoods at Bailey Arboretum in Locust Valley, New York, including one tree which is claimed to be the world's largest by diameter. The New York City Department of Parks and Recreation has begun planting dawn redwoods on sidewalks throughout Manhattan and Brooklyn, this link maps them. Washington, D.C.'s Urban Forestry Division has planted hundreds throughout that city, including all of the street trees in the 1800 block of Redwood Terrace, NW. A dawn redwood grows outside of the Rosicrucian Research Library at Rosicrucian Park in San Jose, California, as a memorial to H. Spencer Lewis. It was planted in 1950 from a seedling from the lot brought from China by Dr. Ralph Chaney, and donated by an unnamed donor to H. Spencer Lewis's widow for this purpose. The Mildred E. Mathias Botanical Garden on the UCLA campus includes a dawn redwood. In North Carolina, a private endeavor is working to create a Metasequioa reserve on 50 acres of uplands in the Sauratown Mountains. Portland, Oregon, is home to some of the oldest dawn redwoods in the US. One specimen planted in the Hoyt Arboretum in 1948 was 103' tall at last measurement and in 1952 earned the distinction of being the first dawn redwood to bear cones in the Western Hemisphere in 6–8 million years. A dawn redwood was planted at Southern Illinois University Carbondale in Carbondale, Illinois by William Marberry in 1950 and remains there to this day. Gallery References Further reading He, Zican, Jianqiang Li, Qing Cai, Xiaodong Li, and Hongwen Huang. 2004. "Cytogenetic Studies on Metasequoia Glyptostroboides, a Living Fossil Species". Genetica. 122, no.