Spanish oak

Botanical Overview

Spanish oak (Catalpa longissima) belongs to the Bignoniaceae family. Limited but reliable traditional records indicate this plant has recognized medicinal applications in one or more healing traditions. This species belongs to the Bignoniaceae family, a group of flowering plants.

Family Context

The Bignoniaceae family is widely distributed. Notable medicinal members include:

Geographic Distribution

Spanish oak has been recorded in 10 countries and territories worldwide, including Colombia, Dominican Republic, Guadeloupe, Haiti, Jamaica, and others.

Traditional Uses

Spanish oak has been traditionally used for fever management.

Fever management.

  • Fever

Febrifuge preparations are typically administered as hot teas to induce perspiration, which helps the body regulate temperature. The patient is kept warm and encouraged to rest while the herb promotes sweating.

Active Compounds

Phytochemical research has identified 7 compounds in this species, including a diverse array of phytochemical classes (see the Complete Chemical Inventory below for the full list).

The identified compounds include the following categories:

  • Phenolic: antioxidant compounds that neutralize free radicals
  • Sterol: cholesterol-like compounds with anti-inflammatory properties
  • Tannin: astringent compounds that tighten tissues and resist infection
ⓘ Information
Information on this page is compiled from Dr. Duke’s Phytochemical and Ethnobotanical Databases (USDA ARS), a public domain resource. Consult a healthcare professional before using any herbal preparation.

Distribution and Conservation

Reported distribution: Colombia, Dominican Republic, Guadeloupe, Haiti, Jamaica, Northern Mariana Islands, Martinique, Puerto Rico, United States, Venezuela.

Complete Use Records

CategoryCultural Context
BlennorrhagiaDominican Republic
FeverHaiti
Sore(Throat)Haiti

Complete Chemical Inventory

CompoundFormulaMW
BETA-SITOSTEROLC₂₉H₅₀O414.7 Da
CATECIC-TANNINS
GALLIC-TANNIN
P-HYDROXY-BENZOIC-ACID
POLYPHENOLS
QUINONES
TANNINS

Data from PubChem (NIH/NLM, public domain).


References & Further Reading

External Research Links

Data Sources