Agave tequilana Agave tequilana Agave tequilana, commonly called blue agave () or tequila agave, is an agave plant that is an important economic product of Jalisco, Mexico, due to its role as the base ingredient of tequila, a popular distilled beverage. The high production of sugars, mostly fructose, in the core of the plant is the main characteristic that makes it suitable for the preparation of alcoholic beverages. The tequila agave is native to the states of Jalisco, Colima, Nayarit and Aguascalientes in Mexico. The plant favors altitudes of more than and grows in rich and sandy soils. Blue agave plants grow
Agave eggersiana Agave eggersiana Agave eggersiana, Eggers' century plant, is an endangered species of spiky plant which grows in the Virgin Islands, in dry, exposed areas. "Agave eggersiana" is a perennial herb known in the wild only from the island of St. Croix of the U.S. Virgin Islands (USFWS 1998a). A small number of plants remain on private land and are threatened by tourist development (USFWS 1998b). Other threats include feral pigs and goats on National Park Service land (USFWS 1998b). Research needs include distribution and abundance, general biology and ecology (USFWS 1998a). The U.S. Fish and Wildlife Service requests that any