In the APG II system, Agave was placed in the segregated family Agavaceae. [14] When this system was superseded by the APG III system in 2009, the Agavaceae were subsumed into the expanded family Asparagaceae, and Agave was treated as one of 18 genera in the subfamily Agavoideae, [ 15 ] a position retained in the APG IV system of 2016.

It has previously been treated as a separate family, Agavaceae. [1] The group includes many well-known desert and dry-zone types, such as the agaves and yuccas (including the Joshua tree). About 640 species are placed in around 23 genera; [2] they are widespread in the tropical, subtropical, and warm temperate regions of the world.

龍舌蘭属（ 學名： Agave ），又名龍舌掌、番麻、萬年蘭、百年草，一般直接稱為龍舌蘭，屬於天門冬科 龍舌蘭亞科龍舌蘭屬的多年生 常綠 灌木，原產於北美洲，其中在墨西哥有最多的種類，適於溫暖氣候，莖非常短，它的葉子又寬又長，是龍舌蘭最引人注意的部分；成長約十年成熟後 …

Agavaceae is a family of plants. Many of these plants grow in dry, hot climates. Some grow in the desert. Well-known plants of this family are the agave, yucca, and Joshua tree. The family includes about 550-600 species in around 18 genera. It is widespread in the tropical, subtropical and warm temperate regions of the world.

2020年3月10日 · The Agavaceae s.l. are a family of 12 genera and some 445 species. Most are adapted to semi-arid or arid conditions, and the majority are xeromorphic and somewhat to distinctly succulent rosette plants of semidesertic regions and drylands.

2025年2月28日 · agave, (genus Agave), genus of the some 200 species of the family Asparagaceae (formerly Agavaceae), native to arid and semiarid regions of the Americas, particularly Mexico, and the Caribbean. The genus contains a number of economically important species, especially those required for the production of mescal liquors, including the blue agave ...

2020年5月2日 · AGAVACEAE (Agave Family) Agaves are monocots that are typically rosetted with enormous, tough and fibrous, sword-like leaves. Most shrub and tree form agaves have simple, mostly succulent leaves with teeth on the edges (serrate) and often spine-tipped, and the herb and grasses of the family have flexible, typically thinner leaves.

Though formerly treated as its own family (Agavaceae), Agavoideae has been recategorized as a subfamily by the Angiosperm Phylogeny Group III (APG III) botanical classification system. Members of the subfamily have narrow lance-shaped, sometimes fleshy or toothed leaves that are clustered at the base of each plant .

Agavaceae Dumortier. Common name: Agave Family. Contributed by Eric L. Keith & Alan. S. WeakleyKey to Agavaceae. A family of about 25 genera and 640 species, herbs and rosette shrubs, of temperate and tropical America.

Small to large perennial Ros plants, monocarpic (Ros unbranched) or polycarpic (Ros branched), herbs, shrubs or trees, terrestrial, very rarely epiphytic; stems none or short (then not rarely caespitose), or ± arborescent (then mostly ± branching), in part with secondary thickening growth (Agave, Furcraea, Yucca), partly with spreading or thick …