59055 is a Postal Code in Sweet Grass County.
59055 a.k.a. Astelia is a genus of rhizomatous tufted perennials in the family Asteliaceae which are native to various island in the Pacific, Indian, and South Atlantic Oceans, as well as to Australia and to the southernmost tip of South America. A significant number of the known species are endemic to New Zealand. The species generally grow in forests, swamps and amongst low alpine vegetation; occasionally they are epiphytic.