crab's eye
Abrus precatorius · Accepted scientific name
Scientific literature: Very Extensive (457 studies) · ★★★★★
Crab's eye, scientifically known as Abrus precatorius, is a creeping perennial legume widely distributed across tropical regions. Renowned for its distinctive, bright red seeds with black tips, this plant possesses significant pharmacological potential. However, it contains abrin, a highly potent toxin, requiring careful handling in medicinal applications.
- Family
- Fabaceae
- Native range
- Africa
- Parts used
- Seed · Leaf
- Common names
- Jumbi Bead · Jumbie Beads · 26 more
- Scientific synonyms
- Not available
Names
Common Names
- Jumbi Bead
- Jumbie Beads
- Jumby Beans
- Liquorice Plant
- Rosary Pea
- Indian-licorice
- Indian-liquorice
- coral-beadplant
- crab's-eye
- gidee-gidee
- jequirity
- jequirity-bean
- licorice-vine
- love-bean
- lucky-bean
- minnie-minnies
- prayer-beads
- precatory
- precatory-bean
- red-beadvine
- rosary-pea
- weatherplant
- weathervine
- Luckybean Creeper
- Luckybean Creeper / Rosary Pea
- crab's eye
- crab's eyes
- jumbie bead
Regional and Traditional Names
Spanish:
- Abrus squamulosus
- Pepusa
- Abrus cyaneus
- Peronilla
- Abrus precatorius var. novo guineensis
- Regaliz americano
- Abrus precatorius var novo-guineensis
- Abro
- Abrus tunguensis
- Glycine abrus
- Abrus abrus
- Abrus maculatus
- Abrus pauciflorus
- Abrus precatorius var novo guineensis
- Bugallón
- Chochitos de indio
- Bugallon
- Coralillo asiático
- Peonía
German:
- Paternostererbse
- Paternostererbsen
- Paternostererbse
French:
- abrus à chapelet
- haricot paternoster
- pois rouge
- Cascavelle
- Réglisse marron
- Réglisse marronne
- Soldat
- liane réglisse
Scientific Names
Accepted name
Abrus precatoriusTaxonomical Classification
This plant belongs to the kingdom Plantae and is classified within the phylum Streptophyta and the class Equisetopsida. It is further categorized under the subclass Magnoliidae and the order Fabales. As a member of the Fabaceae family, it is specifically identified by the genus Abrus.
| Rank | Classification | Source |
|---|---|---|
| Kingdom | Plantae | WCVP |
| Phylum | Streptophyta | WCVP |
| Class | Equisetopsida | WCVP |
| Subclass | Magnoliidae | WCVP |
| Order | Fabales | WCVP |
| Family | Fabaceae | WCVP |
| Genus | Abrus | WCVP |
Distribution
This plant exhibits a diverse geographical distribution spanning multiple regions across the Atlantic and Africa. In the Macaronesia region, it can be found specifically in Cape Verde. Its presence extends significantly into West Tropical Africa, where it is documented in Benin and Burkina. Additionally, the species is located within the territories of Gambia and Guinea-Bissau. Together, these locations highlight the plant's ability to thrive in various tropical environments.
| Region | Area | Source |
|---|---|---|
| Macaronesia | Cape Verde | WCVP |
| West Tropical Africa | Benin | WCVP |
| West Tropical Africa | Burkina | WCVP |
| West Tropical Africa | Gambia | WCVP |
| West Tropical Africa | Guinea-Bissau | WCVP |
| West Tropical Africa | Guinea | WCVP |
| West Tropical Africa | Ivory Coast | WCVP |
| West Tropical Africa | Liberia | WCVP |
| West Tropical Africa | Mali | WCVP |
| West Tropical Africa | Mauritania | WCVP |
Plant Parts
This plant, known commonly as Rosary Pea, possesses various components that are utilized in traditional medicine. The most distinctive feature is the seeds, which are bright red with a black spot and contain potent toxins. The leaf structure consists of trifoliate arrangements, where each individual leaves unit contributes to the plant's overall photosynthetic capacity. In many pharmacological studies, the seed is specifically isolated for its chemical properties, while the aerial parts are often harvested in their entirety for decoctions and topical applications.| Plant Part | Sources | Consensus |
|---|---|---|
| seed | Asian Pacific journal of tropical medicine (and other 11 sources) | ★★★★★ |
| leaf | Asian Pacific journal of tropical medicine (and other 9 sources) | ★★★★☆ |
| root | Journal of ethnopharmacology (and other 2 sources) | ★☆☆☆☆ |
| stem | Journal of ethnopharmacology (and other 2 sources) | ★☆☆☆☆ |
| flower | Asian Pacific journal of tropical medicine (and other 1 sources) | ★☆☆☆☆ |
Chemicals
Abrus precatorius has 78 reported phytochemicals identified across 25 scientific publications and several other databases. The most consistently reported chemicals include Flavonoids, Abruquinone A, Abruquinone B, Abrusogenin, Cirsimaritin.
| Chemical | Supporting sources | Consensus |
|---|---|---|
| Flavonoids | 3 supporting sources | ★★☆☆☆ |
| Abruquinone A | 2 supporting sources | ★☆☆☆☆ |
| Abruquinone B | 2 supporting sources | ★☆☆☆☆ |
| Abrusogenin | 2 supporting sources | ★☆☆☆☆ |
| Cirsimaritin | 2 supporting sources | ★☆☆☆☆ |
| ETHYL ACETATE | 2 supporting sources | ★☆☆☆☆ |
| Gallic acid | 2 supporting sources | ★☆☆☆☆ |
| glycyrrhizin | 2 supporting sources | ★☆☆☆☆ |
| linoleic acid | 2 supporting sources | ★☆☆☆☆ |
| polyphenols | 2 supporting sources | ★☆☆☆☆ |
Flavonoids
- Future science OA
- International journal of medicinal chemistry
- Asian Pacific journal of tropical biomedicine
Abruquinone A
- Dr. Duke
- European journal of pharmacology
Abruquinone B
- Dr. Duke
- Experimental parasitology
Abrusogenin
- Dr. Duke
- Biomedical engineering and computational biology
Cirsimaritin
- Biomedical engineering and computational biology
- Planta medica
ETHYL ACETATE
- Asian Pacific journal of tropical medicine
- Scientific reports
Gallic acid
- Dr. Duke
- Journal of separation science
glycyrrhizin
- Dr. Duke
- Planta medica
linoleic acid
- Dr. Duke
- Scientific reports
polyphenols
- Planta medica
- International journal of medicinal chemistry
Activities
Abrus precatorius has 267 reported activities identified across 25 scientific publications and several other databases. The most consistently reported activities include Antioxidant, Anticancer, Antidiabetic, Antiallergic, Antiangiogenic.
Most Reported Activities
| Activity | Sources | Consensus |
|---|---|---|
| Antioxidant | Dr. Duke (and other 5 sources) | ★★★☆☆ |
| Anticancer | Dr. Duke (and other 4 sources) | ★★☆☆☆ |
| Antidiabetic | Dr. Duke (and other 3 sources) | ★★☆☆☆ |
| Antiallergic | Dr. Duke (and other 2 sources) | ★☆☆☆☆ |
| Antiangiogenic | Dr. Duke (and other 2 sources) | ★☆☆☆☆ |
| Antifertility | Dr. Duke (and other 2 sources) | ★☆☆☆☆ |
| Antiproliferative | Scientific reports (and other 2 sources) | ★☆☆☆☆ |
| Antitumor | Dr. Duke (and other 2 sources) | ★☆☆☆☆ |
| Chemopreventive | Dr. Duke (and other 2 sources) | ★☆☆☆☆ |
| Cytotoxic | Dr. Duke (and other 2 sources) | ★☆☆☆☆ |
Medicinal Uses
Abrus precatorius has 35 reported medicinal uses identified across 25 scientific publications and several other databases. The most consistently reported uses include inflammation, malaria, Diabetes mellitus, Plasmodium falciparum, Schistosomiasis.
Most Reported Uses
| Use | Sources | Consensus |
|---|---|---|
| inflammation | Journal of ethnopharmacology (and other 2 sources) | ★☆☆☆☆ |
| malaria | Journal of ethnopharmacology (and other 2 sources) | ★☆☆☆☆ |
| Diabetes mellitus | Planta medica (and other 1 sources) | ★☆☆☆☆ |
| Plasmodium falciparum | Parasitology research (and other 1 sources) | ★☆☆☆☆ |
| Schistosomiasis | Biomedical engineering and computational biology (and other 1 sources) | ★☆☆☆☆ |
| abdominal pain | Journal of ethnopharmacology (and other 1 sources) | ★☆☆☆☆ |
| allergy | Planta medica (and other 1 sources) | ★☆☆☆☆ |
| anemia | Veterinary and human toxicology (and other 1 sources) | ★☆☆☆☆ |
| angiogenesis | Scientific reports (and other 1 sources) | ★☆☆☆☆ |
| anti-malarial | Asian Pacific journal of tropical biomedicine (and other 1 sources) | ★☆☆☆☆ |
Preparations
| Preparations | Sources | Consensus |
|---|---|---|
| seeds | Biochimica et biophysica acta (and other 3 sources) | ★★☆☆☆ |
| methanol extract | Biochemistry research international (and other 2 sources) | ★☆☆☆☆ |
| 70% ethanol extracts | BMC complementary and alternative medicine (and other 1 sources) | ★☆☆☆☆ |
| 80% methanol extract | Biochemistry research international (and other 1 sources) | ★☆☆☆☆ |
| Abrus agglutinin | Acta pharmacologica Sinica (and other 1 sources) | ★☆☆☆☆ |
| Soxhlet and Maceration extraction methods | Scientific reports (and other 1 sources) | ★☆☆☆☆ |
| acid hydrolyzed methanol-soluble extract | Natural product letters (and other 1 sources) | ★☆☆☆☆ |
| aqueous extract | The Onderstepoort journal of veterinary research (and other 1 sources) | ★☆☆☆☆ |
| aqueous extract of the leaves | The Onderstepoort journal of veterinary research (and other 1 sources) | ★☆☆☆☆ |
| aqueous extract of the seeds | Iranian journal of immunology : IJI (and other 1 sources) | ★☆☆☆☆ |