Juglans jamaicensis has protection under the Endangered Species Act of the United States, where it is listed as an endangered species. Juglans jamaicensis Juglans jamaicensis, the West Indian walnut, nogal, or palo de nuez, is a species of walnut in the Juglandaceae family. It is found in Cuba, the Dominican Republic, Haiti, and Puerto Rico. It is not, in fact, native to Jamaica, as its name would suggest. This is a large tree which can reach in height. The compound leaves are each made up of several lance-shaped, toothed leaflets up to 9 centimeters long. Trees bear male and female inflorescences, the
Castanea sativa the plant can’t pollinate itself, making cross-pollination necessary. Some cultivars only produce one large nut per cupule, while others produce up to three nuts. The nut itself is composed of two skins: an external, shiny brown part, and an internal skin adhering to the fruit. Inside, there is an edible, creamy-white part developed from the cotyledon. The tree requires a mild climate and adequate moisture for good growth and a good nut harvest. Its year-growth (but not the rest of the tree) is sensitive to late spring and early autumn frosts, and is intolerant of lime. Under forest conditions, it