red gram

Cajanus cajan · Accepted scientific name

Scientific literature: Very Extensive (672 studies) · ★★★★★

Red gram, scientifically known as Cajanus cajan, is a versatile legume widely cultivated for its nutrient-dense seeds and ecological benefits. Renowned in traditional medicine, it offers therapeutic properties for digestive health and inflammation. This resilient plant serves as a vital protein source and a cornerstone of sustainable agriculture globally.

Family
Fabaceae
Native range
Africa
Parts used
Leaf · Seed
Common names
Congo-Pea · Pigeon-Pea · 3 more
Scientific synonyms
Cajanus Pseudocajan · Cajanus Cajan Var. Flavus · 13 more

Names

Common Names

Regional and Traditional Names

Spanish:

  • Cajanus indicus var flavus
  • Cajan indorum
  • Guandu
  • Cajanus obcordifolius
  • Guandul
  • Cajanus striatus
  • Cytisus pseudo-cajan
  • Cajanus inodorum
  • Cajanus luteus
  • Cajanus indicus var. flavus
  • Phaseolus balicus
  • Cytisus pseudo cajan
  • Cajanus bicolor
  • Cajanus indicus
  • Cajanus indicus var bicolor
  • Cajan cajan
  • cachito
  • gandul

German:

  • Straucherbse
  • Erbsenbohne
  • Taubenerbse
  • Straucherbse

French:

  • pois d'Angole ( Cajanus cajan)
  • Pois-congo
  • Pois d’Angole
  • Ambrevade
  • Pois cajan
  • Embrevade
  • ambrévade
  • pois d'Angole

Scientific Names

Accepted name

Cajanus cajan

Synonyms

Taxonomical Classification

This plant, known as Cajanus cajaen, belongs to the kingdom Plantae and the phylum Streptophyta. It is classified within the class Equisetopsida and the subclass Magnoliidae, falling under the order Fabales. Finally, it is a member of the family Fabaceae and the genus Cajanus.

Rank Classification Source
Kingdom Plantae WCVP
Phylum Streptophyta WCVP
Class Equisetopsida WCVP
Subclass Magnoliidae WCVP
Order Fabales WCVP
Family Fabaceae WCVP
Genus Cajanus WCVP

Distribution

This plant, Cajanus cajan, exhibits a broad geographical distribution across several distinct regions. In Northern Africa, it is notably found within the borders of Egypt. Its presence extends to the Macaronesia region, specifically occurring in Cape Verde. Furthermore, the species is widespread throughout West Tropical Africa. Within this tropical zone, it is documented in Benin, Burkina, and Gambia.

Region Area Source
Northern Africa Egypt WCVP
Macaronesia Cape Verde WCVP
West Tropical Africa Benin WCVP
West Tropical Africa Burkina WCVP
West Tropical Africa Gambia WCVP
West Tropical Africa Ghana WCVP
West Tropical Africa Guinea-Bissau WCVP
West Tropical Africa Guinea WCVP
West Tropical Africa Ivory Coast WCVP
West Tropical Africa Liberia WCVP

Plant Parts

This plant, Canavalia ensiformis (often referred to in various contexts by names like Caja), utilizes several distinct anatomical structures for its survival and medicinal properties. The lush, green leaves are often the most visible part of the plant, with each individual leaf providing the surface area necessary for photosynthesis. Supporting these structures are strong, upright stems that transport nutrients throughout the organism. The reproductive cycle is completed through the production of a seed, which is contained within a specialized pod. This pod often takes the shape of a large, fleshy bean, which serves as the primary vessel for the plant's genetic material.
Plant Part Sources Consensus
leaf Fitoterapia (and other 10 sources) ★★★★★
seed Molecular pharmaceutics (and other 1 sources) ★☆☆☆☆
stem Revista medica de Panama (and other 1 sources) ★☆☆☆☆

Chemicals

Cajanus cajan has 116 reported phytochemicals identified across 12 scientific publications and several other databases. The most consistently reported chemicals include Flavonoids, cajaninstilbene acid, Ash, IRON, POTASSIUM.

Chemicals reported in Cajanus cajan
Chemical Supporting sources Consensus
Flavonoids 5 supporting sources ★★★☆☆
cajaninstilbene acid 4 supporting sources ★★☆☆☆
Ash 3 supporting sources ★★☆☆☆
IRON 3 supporting sources ★★☆☆☆
POTASSIUM 3 supporting sources ★★☆☆☆
methionine 3 supporting sources ★★☆☆☆
proline 3 supporting sources ★★☆☆☆
BETA-SITOSTEROL 2 supporting sources ★☆☆☆☆
CALCIUM 2 supporting sources ★☆☆☆☆
CATALASE 2 supporting sources ★☆☆☆☆

Flavonoids

  1. Mutation research. Genetic toxicology and environmental mutagenesis
  2. Molecular pharmaceutics
  3. Journal of agricultural and food chemistry
  4. Metabolites
  5. Journal of food and drug analysis

cajaninstilbene acid

  1. Applied microbiology and biotechnology
  2. Journal of agricultural and food chemistry
  3. Molecules (Basel, Switzerland)
  4. Frontiers in pharmacology

Ash

  1. Dr. Duke
  2. Plant foods for human nutrition (Dordrecht, Netherlands)
  3. Die Nahrung

IRON

  1. Dr. Duke
  2. Plant foods for human nutrition (Dordrecht, Netherlands)
  3. African journal of traditional, complementary, and alternative medicines : AJTCAM

POTASSIUM

  1. Dr. Duke
  2. Die Nahrung
  3. Plant foods for human nutrition (Dordrecht, Netherlands)

methionine

  1. Dr. Duke
  2. Archivos latinoamericanos de nutricion
  3. Plant foods for human nutrition (Dordrecht, Netherlands)

proline

  1. Dr. Duke
  2. Plants (Basel, Switzerland)
  3. Metabolites

BETA-SITOSTEROL

  1. Dr. Duke
  2. Journal of ethnopharmacology

CALCIUM

  1. Dr. Duke
  2. Plant foods for human nutrition (Dordrecht, Netherlands)

CATALASE

  1. Plants (Basel, Switzerland)
  2. Metabolites

Activities

Cajanus cajan has 415 reported activities identified across 12 scientific publications and several other databases. The most consistently reported activities include Antioxidant, Antibacterial, Antinociceptive, Immunomodulator, Neuroprotective.

Most Reported Activities

Activity Sources Consensus
Antioxidant Dr. Duke (and other 4 sources) ★★☆☆☆
Antibacterial Dr. Duke (and other 3 sources) ★★☆☆☆
Antinociceptive Dr. Duke (and other 2 sources) ★☆☆☆☆
Immunomodulator Dr. Duke (and other 2 sources) ★☆☆☆☆
Neuroprotective Dr. Duke (and other 2 sources) ★☆☆☆☆
5-Alpha-Reductase-Inhibitor Dr. Duke (and other 1 sources) ★☆☆☆☆
ACE-Inhibitor Dr. Duke (and other 1 sources) ★☆☆☆☆
Abortifacient Dr. Duke (and other 1 sources) ★☆☆☆☆
Acidulant Dr. Duke (and other 1 sources) ★☆☆☆☆
Adjuvant Dr. Duke (and other 1 sources) ★☆☆☆☆

Medicinal Uses

Cajanus cajan has 31 reported medicinal uses identified across 12 scientific publications and several other databases. The most consistently reported uses include sickle cell disease, Alzheimer's disease, Cognitive Impairment, DNA damage, Malnutrition.

Most Reported Uses

Use Sources Consensus
sickle cell disease Molecular pharmaceutics (and other 2 sources) ★☆☆☆☆
Alzheimer's disease Frontiers in pharmacology (and other 1 sources) ★☆☆☆☆
Cognitive Impairment Frontiers in pharmacology (and other 1 sources) ★☆☆☆☆
DNA damage Mutation research. Genetic toxicology and environmental mutagenesis (and other 1 sources) ★☆☆☆☆
Malnutrition Heliyon (and other 1 sources) ★☆☆☆☆
anthelmintics Preventive veterinary medicine (and other 1 sources) ★☆☆☆☆
antihyperglycemic Natural product research (and other 1 sources) ★☆☆☆☆
antihypertensive Natural product research (and other 1 sources) ★☆☆☆☆
antioxidant Natural product research (and other 1 sources) ★☆☆☆☆
antioxidant activity Molecules (Basel, Switzerland) (and other 1 sources) ★☆☆☆☆

Preparations

Preparations Sources Consensus
leaves Fitoterapia (and other 3 sources) ★★☆☆☆
CI-1 Phytotherapy research : PTR (and other 2 sources) ★☆☆☆☆
Cajanus cajan leaf extract Journal of ethnopharmacology (and other 1 sources) ★☆☆☆☆
FFCC Mutation research. Genetic toxicology and environmental mutagenesis (and other 1 sources) ★☆☆☆☆
MECC Journal of ethnopharmacology (and other 1 sources) ★☆☆☆☆
Methanol extracts Journal of ethnopharmacology (and other 1 sources) ★☆☆☆☆
Plant extracts BMC veterinary research (and other 1 sources) ★☆☆☆☆
aqueous and ethanolic extracts Journal of toxicology (and other 1 sources) ★☆☆☆☆
aqueous fraction of the leaves and stems Revista medica de Panama (and other 1 sources) ★☆☆☆☆
crude extracts Medicines (Basel, Switzerland) (and other 1 sources) ★☆☆☆☆