The fruit is cultivated in Southeast Asia, by a few backyard growers in South Florida, and at the Whitman Rare Fruit Pavilion of Florida's Fairchild Tropical Botanic Garden.
His wife Evelyn was an artist, and Smiley was a devoted gardener who volunteered at the Fairchild Tropical Botanic Garden, where a Nixon Smiley collection recording his records as Interim Director from 1953 to 1961 (4,000 pages) is kept as well as papers covering his field trips.
Some of the most important palm collections are located within the Botanical Garden of Caracas, in Venezuela, Jardín Botánico Francisco Javier Clavijero, in Mexico, the Palmetum of Santa Cruz de Tenerife, in the Canary Islands, Montgomery Botanical Center and Fairchild Tropical Botanic Garden, both in Florida and Lyon Arboretum in Hawaii.
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