Loganiaceae

Loganiaceae is a family of flowering plants classified in the order Gentianales. The family includes about 13 genera distributed around the world. Its members are trees, shrubs, or lianas, and have opposite, usually entire leaves.

Description

Members of the Loganiaceae family are typically trees, shrubs, or lianas. They have opposite, usually entire leaves. The flowers are usually in cymes, less often in racemes or panicles. The corolla is usually rotate (wheel-shaped) or campanulate (bell-shaped), and has a tube and lobes. The stamens are inserted on the corolla tube and alternate with its lobes.

Taxonomy

The family Loganiaceae was first described by Augustin Pyramus de Candolle in 1802. The name is derived from the genus Logania, named in honor of the Scottish physician and botanist James Logan (1674–1751).

Genera

The family includes the following genera:

• Antirhea
• Bonyunia
• Buddleja
• Geniostoma
• Labordia
• Logania
• Mitrasacme
• Neuburgia
• Norrisia
• Pentaplaris
• Spigelia
• Strychnos
• Usteria

Distribution and habitat

Members of the Loganiaceae family are distributed worldwide, particularly in tropical and subtropical regions. They are found in a variety of habitats, from rainforests to deserts.

Uses

Some species in the family, particularly those in the genus Strychnos, are known for their toxic properties and are used in the production of poisons and drugs.

See also

• List of Loganiaceae genera

References

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  Strychnos nux-vomica in Kinnarsani Wildlife Sanctuary, Andhra Pradesh