Erythrina subumbrans
What's the taxonomical classification of Erythrina subumbrans?
Erythrina subumbrans belongs to the kingdom Plantae and is classified within the phylum Streptophyta. As a member of the class Equisetopsida and the subclass Magnoliidae, this plant falls under the order Fabales. It is further categorized into the family Fabaceae, which is known for its diverse range of legumes. Within this family, it is placed in the genus Erythrina, and its specific identity is defined by its species name, subumbrans.
| Taxonomic Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Fabales |
| Family | Fabaceae |
| Genus | Erythrina |
| Species | subumbrans |
What are the morphological characteristics of this plant?
Erythrina subumbrans has trifoliate leaves consisting of three distinct leaflets, bright red papilionaceous flowers, and woody stems that often develop sharp spines. The leaflets are typically elliptic or ovate in shape and possess a smooth, entire margin. Its most striking feature is the large, vibrant floral structure which attracts specific pollinators through its intense coloration. The tree develops a sturdy trunk that supports a spreading canopy of foliage. Spines are frequently found along the branches as a defensive mechanism against herbivores.
What is the geographical distribution of this plant?
This plant is native to the subtropical and tropical regions of eastern South Africa, specifically occurring within the provinces of KwaZulu-Natal and Mpumalanga. It is primarily found growing in coastal forests and thickets where humidity remains relatively high. The species often occupies well-drained slopes and riverine margins throughout its natural range. Localized populations are frequently clustered in areas characterized by warm, frost-free climates. This specific distribution pattern limits its occurrence to these distinct ecological niches within Southern Africa.
How is this plant cultivated?
This plant requires well-draining soil, full sun exposure, and a subtropical or tropical climate to thrive.
You should plant it in a location that avoids frost, as it is sensitive to freezing temperatures. Regular watering is necessary during the establishment phase, but once mature, the specimen can tolerate periods of moderate drought. Providing organic mulch around the base helps maintain consistent soil moisture and suppresses competing weeds.
Pruning the branches during the dormant season can encourage more vigorous growth and more abundant flowering.
What parts of this plant are used medicinally?
This plant Erythrina subumbrans provides medicinal value through the use of its bark, root, and twig. Practitioners often extract active compounds from the bark to treat various ailments. The root is similarly harvested to prepare traditional decoctions for healing purposes. Additionally, the twigs are utilized in specific medicinal applications depending on the local culture. These different components collectively serve as important resources in herbal medicine.
According to a study published by "Journal of natural products", the bark of Erythrina subumbrans was used to isolate several medicinal compounds. Researchers identified 3 new erythrina alkaloids, specifically (+) - 10,11-dioxoerythratine (1), (+) - 10,11-dioxoepierythratidine (2), and (+) - 10,11-dioxoerythratidinone (3). Additionally, 1 new pterocarpan named 1-methoxyerythrabyssin II (4) was isolated from the bark. The bark also yielded 7 known pterocarpans, 3 flavanones, 3 triterpene compounds, and 1 isoflavanone. These isolates were subsequently tested for antiplasmodial, antimycobacterial, and cytotoxic activities.
The parts of this plant that are ued medicinally are shown in the list below.
- bark
- root
- twig
What traditional systems uses this plant?
This plant, Erythrina subumbrans, has been utilized in various indigenous medicinal practices across its native African habitats to treat a range of ailments.
Local communities often employ different parts of the tree, such as the bark or roots, to prepare decoctions for healing. These traditional remedies are frequently used to address symptoms of fever or to manage digestive issues. In some cultural contexts, the plant also holds symbolic significance in ritualistic ceremonies rather than purely medicinal purposes.
The specific preparation methods vary significantly between different ethnic groups depending on the intended therapeutic outcome.
What are the pharmacological activities of Erythrina subumbrans?
This plant has anti-inflammatory, anticancer, antidiabetic, antimicrobial, and cytotoxic pharmacological activities derived from its various bioactive phytochemical constituents. Research indicates that its chemical compounds can effectively inhibit the growth of harmful bacteria and fungi through potent antimicrobial properties. The presence of specific secondary metabolites also contributes to its ability to suppress inflammation and regulate blood glucose levels. Furthermore, the plant exhibits significant cytotoxic effects that allow it to target and destroy malignant cells. These multifaceted biological actions make Erythrina subumbrans a subject of intense interest for developing new therapeutic agents.
According to a study published by "Heliyon", the phytochemical investigation of Erythrina subumbrans resulted in the identification of a new pterocarpan, erythrinocarpan (1), and 27 known compounds (2-28). Compounds 3, 8, 9, and 22 exhibited α-glucosidase inhibitory activity with IC50 values of 13.4 ± 0.05, 24.5 ± 0.13, 29.0 ± 0.05, and 12.8 ± 0.14 μM, respectively, while compound 2 inhibited α-amylase activity with an IC50 value of 67.6 ± 1.12 μM. Additionally, compounds 22 and 24 inhibited glycation activity with IC50 values of 36.9 ± 0.62 and 40.5 ± 0.37 μM. From cell-based assays, compound 27 induced glucose consumption with an IC50 of 29.1 ± 0.86 μM, increased glucose uptake by 2.8-fold, and inhibited nitric oxide production with an IC50 of 52.5 ± 0.56 μM. Finally, compound 9 showed antimicrobial activities against Gram-positive bacteria and fungi with MIC values ranging from 2-4 μg/mL.
The primary pharmacological activities of this plant are shown in the list below.
- anti-inflammatory
- anticancer
- antidiaabetic
- antimicrobial
- cytotoxic
What medicinal compounds this plant contains?
This plant contains several bioactive medicinal compounds including 1-methoxyerythrabyssin II, 5-hydroxysophoranone, abyssinone V, erybraedin A, and erythrabyssin II. These specific chemical constituents are categorized as various types of alkaloids and phenolic derivatives. Researchers study these molecules to understand their potential pharmacological properties and therapeutic applications. The presence of such complex secondary metabolites characterizes the unique chemical profile of Erythrina subumbra. Detailed analysis of these substances helps in the development of new medicinal treatments.
According to a study published by "Journal of natural products", the bark of Erythrina subumbrans contains three new erythrina alkaloids named (+) -10,11-dioxoerythratine (1), (+) -10,11-dioxoepierythratidine (2), and (+) -10,11-dioxoerythratidinone (3). It also contains a new pterocarpan, 1-methoxyerythrabyssin II (4), along with 7 known pterocarpans, which are erythrabyssin II, erybraedin A, erystagalliin A, erycristagallin, erythrabissin-1, eryvarin A, and hydroxycristacarpone. The plant yields 3 flavanones, specifically 5-hydroxysophoranone, abyssinone V, and lespedezaflavanone B, as well as 3 triterpene compounds including sophoradiol, soyasapogenol B, and lupeol. Additionally, one isoflavanone known as vogelin C was identified. Some of these isolates were tested for their antiplasmodial, antimycobacterial, and cytotoxic activities.
The primary medicinal compounds of this plant are shown in the list below.
- 1-methoxyerythrabyssin II
- 5-hydroxysophoranone
- abyssinone V
- erybraedin A
- erythrabyssin II
What health conditions is this plant used for?
This plant is used for treating cancer, inflammation, microbial infections, mycobacteria, and plasmodium. Its bioactive compounds demonstrate significant potential in inhibiting the growth of malignant cells during oncological research. Researchers have also observed its ability to reduce various forms of bodily inflammation through specific chemical pathways. Furthermore, the plant exhibits strong antimicrobial properties that target various microbial infections and mycobacteria. It also shows promise in addressing infections caused by plasmodium, which is the parasite responsible for malaria.
According to a study published by "OncoTargets and therapy", Erythrina subumbrans shows promise as a potential source of bioactive compounds to treat cancer. The plant's stem bark provides isolupalbigenin, which demonstrates cytotoxic activity against breast cancer MCF-7 and T47D cell lines, as well as cervical cancer HeLa cell lines. Specifically, isolupalbigenin inhibited the growth of MCF-7 cells with an IC50 of 31.62 µg∙mL-1 while showing no toxicity against the Vero cell line. In silico studies against estrogen receptor alpha (ERα) confirmed the stability of the isolupalbigenin-ERα complex with a median Root Mean Square Deviation (RMSD) of 2.80 Å. These findings support the use of Erythrina subumbrans as an alternative therapy against cancer.
The main health conditions this plant is used for are shown in the list below.
- cancer
- diabetes
- inflammation
- microbial infections
- mycobacteria
What are the herbal preparations of this plant?
This plant is Erythrina subumbrans, a species used in traditional medicine to create decoctions and infusions for treating various ailments.
Practitioners often prepare these herbal remedies by boiling the bark or leaves to extract bioactive compounds. These liquid preparations are frequently administered to manage symptoms of inflammation or to address digestive issues. Some regional traditions also utilize the plant in topical applications to soothe skin irritations.
The specific methods of preparation vary depending on the targeted therapeutic outcome.
What side effects this plant can have?
This plant can cause adverse health effects such as gastrointestinal distress, neurological impairment, and potential cardiovascular toxicity if ingested. These symptoms often manifest as severe abdominal pain, nausea, or vomiting shortly after consumption. In some cases, the bioactive compounds may lead to dizziness, tremors, or altered mental states. Furthermore, certain alkaloids within the species could potentially impact heart rhythm or blood pressure regulation. Careful avoidance of all plant parts is necessary to prevent these dangerous physiological reactions.
The main side effects this plant can have are shown in the list below.
What herbs are paired with Erythrina subumbrans?
This plant Erythrina subumbrans is traditionally paired with medicinal herbs such as Zingiber officinale and Curcuma longa to enhance its therapeutic properties in folk remedies.
These combinations are often used in decoctions intended to address systemic inflammation or digestive discomfort. The warming nature of the ginger root is believed to balance the astringent qualities of the coral tree species. Practitioners often adjust the ratios of these herbs depending on whether the goal is topical application or oral consumption.
Such botanical synergies are central to the traditional ethnobotanical practices found in its native regions.