Catnipleaf Lion's-Ear

Botanical Overview

Catnipleaf Lion’s-Ear (Leonotis nepetaefolia) is a flowering plant in the Lamiaceae family. This plant has earned a place in traditional medicine through its consistent therapeutic benefits, recorded across multiple cultures. The mint family (Lamiaceae) includes aromatic herbs and shrubs with square stems, opposite leaves, and two-lipped flowers. Many species produce essential oils in glandular trichomes on their leaves and stems. This family is one of the most important sources of culinary and medicinal herbs worldwide.

Family Context

The Lamiaceae family is large and widely distributed. Notable medicinal members include:

  • Basil — 86 documented uses
  • Rosemary — 60 documented uses
  • Agbo — 54 documented uses
  • Sage — 49 documented uses

Geographic Distribution

Catnipleaf Lion’s-Ear has been recorded in 10 countries and territories worldwide, including Argentina, Brazil, Bahamas, Colombia, Mexico, and others.

Traditional Uses

Catnipleaf Lion’s-Ear has been traditionally used for digestive health, respiratory conditions, and skin and wound care, among other applications.

Digestive health.

  • Laxative

For digestive complaints, the herb is typically prepared as a tea or decoction taken before meals. The bitter compounds stimulate digestive secretions and improve nutrient absorption. Some traditions use the powdered root or leaves in small doses as a stomachic tonic.

Respiratory conditions.

  • Cold

Respiratory conditions are addressed through steam inhalation of the herb’s vapors or internal use as a warm tea. The hot infusion acts as an expectorant, helping to loosen phlegm and clear congestion. Some traditions combine it with honey for coughs.

Skin and wound care.

  • Burn
  • Skin

For skin conditions, the fresh or dried plant is applied topically as a poultice, wash, or compress. A strong decoction can be used to clean wounds and sores. The antimicrobial properties help prevent infection while promoting tissue repair.

Active Compounds

Phytochemical research has identified 25 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:

  • Coumarin: aromatic compounds with anticoagulant and anti-inflammatory effects
ⓘ 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 Abortifacient, Narcotic. 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: Argentina, Brazil, Bahamas, Colombia, Mexico, Nepal, Peru, Paraguay, Tanzania, United States.

Complete Use Records

CategoryCultural Context
FeverDominica, Malagasy, Puerto Rico, Trinidad
BurnElsewhere, India(Santal)
MalariaElsewhere, Trinidad
AbortifacientTrinidad
AmenorrheaMalagasy
ConvulsionIndia(Santal)
DepurativeMalagasy
EmmenagogueMalagasy
EyelidIndia(Gujarat)
LaxativeMalagasy
NarcoticMalagasy
OphthalmiaIndia(Gujarat)
ProlapseTrinidad
ScaldElsewhere
SpasmIndia(Santal)
TonicPuerto Rico
WombTrinidad
ColdDominica
RheumatismBrazil
SkinMalagasy
SwellingIndia(Gujarat)

Complete Chemical Inventory

CompoundFormulaMW
(-)-5,6-OCTADECADIENIC-ACID
4,6,7-TRIMETHOXY-5-METHYL-CHROMEN-2-ONE
4,6,7-TRIMETHOXY-5-METHYLCOUMARINC₁₃H₁₄O₅250.25 Da
ASH
CARBOHYDRATES
FATC₁₆H₃₂O₂256.42 Da
FIBER
FRUCTOSEC₆H₁₂O₆180.16 Da
GLUCOSEC₆H₁₂O₆180.16 Da
INOSITOLC₆H₁₂O₆180.16 Da
LABALLENIC-ACIDC₁₈H₃₂O₂280.4 Da
LEONOTIN
LEONOTININC₂₀H₂₆O₅346.4 Da
LINOLEIC-ACIDC₁₈H₃₂O₂280.4 Da
METHOXYNEPETAEFOLIN
MYRISTIC-ACIDC₁₄H₂₈O₂228.37 Da
NEPETAEFOLINC₂₂H₂₈O₇404.5 Da
NEPETAEFOLININ
NEPETAEFOLINOL
NEPETAEFURAN
NEPETAEFURANOL
OLEIC-ACIDC₁₈H₃₄O₂282.5 Da
PALMITIC-ACIDC₁₆H₃₂O₂256.42 Da
PROTEIN
STEARIC-ACIDC₁₈H₃₆O₂284.5 Da

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


References & Further Reading

External Research Links

Data Sources