Rhynchosia pyramidalis

Botanical Overview

Rhynchosia pyramidalis belongs to the Fabaceae family. While not among the most extensively documented medicinal plants, this species has recorded uses that warrant attention from researchers and practitioners. The legume family (Fabaceae) includes trees, shrubs, and herbs that produce pods (legumes) and form nitrogen-fixing root nodules through symbiosis with bacteria. The flowers are typically pea-shaped with five petals. This large family provides food staples, timber, and numerous medicinal species.

Family Context

The Fabaceae family is large and globally distributed. Notable medicinal members include:

Geographic Distribution

Rhynchosia pyramidalis has been recorded in 10 countries and territories worldwide, including Brazil, Belize, Costa Rica, Cuba, Dominican Republic, and others.

Traditional Uses

Rhynchosia pyramidalis has been traditionally used for nervous system disorders and reproductive health.

Nervous system disorders.

  • Narcotic

Nervous system support involves taking the herb as a warm tea, often in the evening or before bed. The calming compounds interact with neurotransmitter systems to promote relaxation and restful sleep.

Reproductive health.

  • Aphrodisiac

In traditional contexts, reproductive health applications typically involve internal preparations such as teas or decoctions. The herb may be taken at specific times during the menstrual cycle.

Active Compounds

Phytochemical research has identified 2 compounds in this species: genistein, hydroxygenistein.

ⓘ 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.
⚠ Caution
Traditional records: This plant has documented uses including Narcotic, Poison. Self-medication with herbs carries risks including allergic reactions, drug interactions, and toxicity. Only use under the supervision of a qualified healthcare professional.

Distribution and Conservation

Reported distribution: Brazil, Belize, Costa Rica, Cuba, Dominican Republic, Guatemala, Jamaica, Mexico, El Salvador, Unknown.

Complete Use Records

CategoryCultural Context
AphrodisiacDominican Republic
NarcoticMexico(Zapotec)
PoisonMexico

Complete Chemical Inventory

CompoundFormulaMW
GENISTEINC₁₅H₁₀O₅270.24 Da
HYDROXYGENISTEINC₂₁H₂₀O₁₁448.4 Da

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


References & Further Reading

External Research Links

Data Sources