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Agave americana

Agave americana
Agave americana R01.jpg
Scientific classification
Kingdom: Plantae
Clade: Angiosperms
Clade: Monocots
Order: Asparagales
Family: Asparagaceae
Subfamily: Agavoideae
Genus: Agave
Species: A. americana
Binomial name
Agave americana
L.
Synonyms
  • Agave altissima Zumagl.
  • Agave americana var. marginata Trel.
  • Agave americana var. mediopicta Trel.
  • Agave americana var. picta (Salm-Dyck) A.Terracc.
  • Agave americana f. picta (Salm-Dyck) Voss
  • Agave americana var. striata Trel.
  • Agave americana var. subtilis (Trel.) Valenz.-Zap. & Nabhan
  • Agave americana var. theometel (Zuccagni) A.Terracc.
  • Agave americana var. variegata Hook.
  • Agave americana f. virginica Voss
  • Agave communis Gaterau
  • Agave complicata Trel. ex Ochot.
  • Agave cordillerensis Lodé & Pino
  • Agave felina Trel.
  • Agave fuerstenbergii Jacobi
  • Agave gracilispina (Rol.-Goss.) Engelm. ex Trel.
  • Agave ingens A.Berger
  • Agave melliflua Trel.
  • Agave milleri Haw.
  • Agave ornata Jacobi
  • Agave picta Salm-Dyck
  • Agave ramosa Moench
  • Agave salmiana var. gracilispina Rol.-Goss
  • Agave subtilis Trel.
  • Agave subzonata Trel.
  • Agave theometel Zuccagni
  • Agave variegata Steud.
  • Agave virginica Mill. 1768, non L. 1753
  • Agave zonata Trel.

Agave americana, common names sentry plant, century plant,maguey, or American aloe, is a species of flowering plant in the family Agavaceae, native to Mexico, and the United States in New Mexico, Arizona and Texas. Today, it is cultivated worldwide as an ornamental plant. It has become naturalized in many regions, including the West Indies, parts of South America, the southern Mediterranean Basin, and parts of Africa, India, China, Thailand, and Australia.

Despite the common name "American aloe", it is not closely related to plants in the genus Aloe.

Although it is called the century plant, it typically lives only 10 to 30 years. It has a spread around 6–10 ft (1.8–3.0 m) with gray-green leaves of 3–5 ft (0.9–1.5 m) long, each with a prickly margin and a heavy spike at the tip that can pierce deeply. Near the end of its life, the plant sends up a tall, branched stalk, laden with yellow blossoms, that may reach a total height up to 25–30 ft (8–9 m) tall.

Its common name derives from its semelparous nature of flowering only once at the end of its long life. The plant dies after flowering, but produces suckers or adventitious shoots from the base, which continue its growth.

A. americana was one of the many species described by Carl Linnaeus in the 1753 edition of Species Plantarum, with the binomial name that is still used today.


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