Brugmansia

2007 brugmansia aurea

Borrachero (Brugmansia × insignis) (15608067765)

Angel Trumpets -- Brugmansia suaveolens

Brugmansia versicolor - Talcott Greenhouse - Mount Holyoke College - DSC04504

B. arborea flor-1

Brugmansia is a genus of seven species of flowering plants in the family Solanaceae, native to tropical regions of South America. They are known for their distinctive large, fragrant flowers which have a trumpet-like shape, hence the common name "angel's trumpets". These perennial plants can grow as shrubs or small trees, reaching heights of 3 to 11 meters. Brugmansia has been widely used in horticulture and has numerous cultivars with varying flower colors, including white, yellow, pink, and orange.

Description

Brugmansia plants are characterized by their woody stems, large, pendulous flowers, and large, oval-shaped leaves. The flowers, which can be up to 50 cm long, are highly fragrant, especially in the evening. The plants produce a large number of seeds, which are dispersed by wind. Brugmansia species are often confused with Datura, another genus in the Solanaceae family, but unlike Datura, Brugmansia's flowers hang down rather than facing upwards.

Taxonomy

The genus Brugmansia was first formally described by Carl Linnaeus in 1753. The taxonomy of Brugmansia has been complex, with the plants being moved between various genera over the years. However, modern genetic studies have confirmed Brugmansia as a distinct genus within the Solanaceae family. The genus is divided into two natural, genetically isolated groups: Brugmansia and Sphaerocarpium.

Distribution and Habitat

Brugmansia is native to the Andes mountains and other parts of South America. They are found in a variety of habitats from tropical lowlands to mountainous regions at altitudes of 2000 to 3000 meters. Although originally from South America, Brugmansia has been introduced to many parts of the world for ornamental purposes.

Cultivation and Uses

Brugmansia is popular in horticulture for its striking flowers and ease of cultivation. They can be grown in temperate climates but require protection from frost. In tropical and subtropical regions, Brugmansia can be grown outdoors year-round. The plants prefer well-drained soil and a position in full sun to partial shade.

Brugmansia has also been used in traditional medicine by indigenous peoples of South America. However, all parts of the plant are toxic if ingested, containing tropane alkaloids such as scopolamine and atropine, which can cause serious health issues or even death.

Conservation

Some species of Brugmansia are considered to be at risk due to habitat destruction and overcollection. Conservation efforts are necessary to ensure the survival of these unique plants in their natural habitats.

Cultural Aspects

Brugmansia has a long history of use in South American indigenous cultures for its hallucinogenic properties. It has been used in spiritual rituals and as a medicinal plant. However, due to its toxicity, it should be approached with caution.

See Also

• Solanaceae
• Datura
• Horticulture
• Cultivar