Ophiorrhiza pumila
What's the taxonomical classification of Ophiorrhiza pumila?
Ophiorrhiza pumila belongs to the kingdom Plantae and is classified under the phylum Streptophyta. Within the class Equisetopsida, it is situated in the subclass Magnoliidae and falls under the order Gentianaales. This plant is a member of the family Rubiaceae, which is further categorized into the genus Ophiorrhiza, specifically identifying it as the species pumila.
| Taxonomic Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Gentianales |
| Family | Rubiaceae |
| Genus | Ophiorrhiza |
| Species | pumila |
What are the morphological characteristics of this plant?
Ophiorrhiza pumila has creeping rhizomes that produce small, ovate to lanceolate leaves arranged in a basal rosette or along the stem. The foliage is typically bright green with a smooth texture and prominent venation. Its flowering structures consist of small, tubular flowers that emerge from the leaf axils. These blossoms are often pale in color and feature a delicate, elongated shape. The plant's overall growth habit is compact and low-growing, characteristic of many forest floor species.
What is the geographical distribution of this plant?
This plant is native to the tropical regions of Southeast Asia, specifically occurring across parts of Thailand, Malaysia, Indonesia, and the Philippines. It primarily thrives in moist, shaded environments within lowland rainforests and coastal areas. The species is frequently found growing in leaf litter or on damp soil where humidity remains consistently high. Its distribution follows the warm, equatorial climate zones typical of the Indo-Malayan botanical realm. Because it favors these specific microclimates, its presence is often localized to stable forest understories.
How is this plant cultivated?
This plant requires a cultivation environment characterized by dappled shade, consistently moist but well-draining acidic soil, and temperatures maintained between 15 and 25 degrees Celsius.
As a creeping rhizomatous perennial, it thrives best when planted in containers or garden beds that mimic a forest floor habitat. It avoids direct sunlight, which can scorch its delicate foliage, and prefers high humidity levels to prevent leaf desiccation. Regular watering is essential to keep the substrate damp, although stagnant water must be avoided to prevent rhizome rot.
Once established, the species grows slowly and requires minimal fertilization during its active growing season.
What parts of this plant are used medicinally?
This plant Ophiorrhiza pumila utilizes its roots, leaves, stems, flowers, and seed pods for various medicinal purposes. The rhizomatous roots are frequently employed in traditional remedies to treat specific ailments. Extracts from the leaves and stems are also harvested to prepare therapeutic decoctions. Additionally, both the flowers and the seed pods contain bioactive compounds used in local healing practices. These diverse components work together to provide a wide range of pharmacological benefits.
According to a study published by "Journal of natural medicines", Ophiorrhiza pumila is a medicinal plant that produces camptothecin (CPT). The stem, root, and seed pod of the plant possess higher CPT contents than the leaves, flower, and ovary. In a plant factory with artificial light, the optimal harvest time for the plant was 63 days after transplanting (DAT). At this 63 DAT seed-ripening stage, the estimated annual CPT production of Ophiorrhiza pumila was 380 mg m-2 y-1.
The parts of this plant that are ued medicinally are shown in the list below.
- root
- leaves
- stem
- flower
- seed pod
What traditional systems uses this plant?
This plant, Ophiorrhiza pumila, has been traditionally utilized in various Southeast Asian folk medicine practices to treat diverse ailments such as digestive issues and skin inflammations.
Local healers often prepare decoctions from the rhizomes to address internal discomforts and promote wound healing. In some regional customs, the plant is also believed to possess properties that can alleviate pain or fever. These historical applications rely on the plant's specific chemical constituents to provide therapeutic relief.
Such traditional knowledge highlights the long-standing medicinal importance of this species within specific cultural contexts.
What are the pharmacological activities of Ophiorrhiza pumila?
This plant has potent anti-neoplastic, anti-tumor, anticancer, and chemotherapeutic activities that make it a significant subject in pharmacological research. Studies indicate that the bioactive compounds found within the plant can effectively inhibit the growth and proliferation of malignant cells. These diverse properties allow it to function as a natural agent in the development of new anticancer treatments. By targeting specific cellular mechanisms, the plant demonstrates a strong potential for use in various chemotherapeutic strategies. Researchers continue to investigate these multifaceted biological effects to better understand their clinical applications.
According to a study published by "Phytochemistry", the methanol extracts of Ophiorrhiza pumila were profiled and identified using reverse-phase high performance liquid chromatography coupled with on-line photodiode array detection and electrospray-ionization ion-trap mass spectrometry. A natural 10-glycosyloxy camptothecin, known as chaboside, was accumulated in the tissues of O. pumila. Anthraquinones were present in the extracts of the hairy roots and calli of O. pumila, though they were not found in the differentiated plants. Furthermore, the activity of strictosidine synthase, which is a key enzyme of camptothecin biosynthesis, was detected in the protein extracts of the stems and roots of O. pumila. This enzymatic activity was correlated with the pattern of strictosidine synthase mRNA expression.
The primary pharmacological activities of this plant are shown in the list below.
- anti-neoplastic
- anti-tumor
- anticancer
- antitumor
- chemoterapeutic
What medicinal compounds this plant contains?
This plant contains the medicinal compounds 3α-(S)-strictosidine, camptothecin, chaboside, pumiloside, and strictosamide. These specific secondary metabolites contribute to the diverse pharmacological profile observed in the species. Research indicates that these alkaloids and glycosides play significant roles in the plant's chemical defense and biological activities. Scientists study these substances to understand their potential applications in developing new therapeutic agents. The presence of such a complex mixture of compounds makes the plant a subject of interest in ethnobotany and pharmacology.
According to a study published by "Journal of integrative plant biology", Ophiorrhiza pumila contains the anticancer pentacyclic quinoline alkaloid camptothecin. This herbaceous plant from the Rubiaceae family has a high-quality reference genome with an estimated size of ~456.90 Mb. The accumulation level of camptothecin in the roots of Ophiorrhiza pumila was found to be higher than in its stems and leaves. Research identified two loganic acid O-methyltransferase genes, OpLAMT1 and OpLAMT2, within this plant. Specifically, OpLAMT1 was shown to convert loganic acid into loganin, while the knockout of OpLAMT1 expression led to the elimination of both loganin and camptothecin accumulation in Ophiorrhiza pumila hairy roots. Four key residues in the OpLAMT1 protein were also identified as crucial for this catalytic activity.
The primary medicinal compounds of this plant are shown in the list below.
- 3α-(S)-strictosidine
- camptothecin
- chaboside
- pumiloside
- strictosamide
What health conditions is this plant used for?
This plant is used for treating cancer, malignant tumors, neoplasia, and various types of tumors. Researchers have investigated its bioactive compounds to determine how they might inhibit abnormal cell growth. These medicinal properties are often studied within the context of traditional pharmacological applications. The plant's chemical constituents are believed to play a role in managing neoplastic developments in the body. Such studies aim to better understand the specific mechanisms that allow it to combat tumor progression.
According to a study published by "International journal of biological macromolecules", Ophiorrhiza pumila contains camptothecin, which is a plant-derived monoterpene indole alkaloid used to treat various cancers. Cancer is described as a leading cause of death worldwide. To understand this plant, 15 10-hydroxygeraniol oxidoreductases were genome-wide identified in O. pumila. Within these, 3 Op10HGOs namely Op10HGO1, Op10HGO2, and Op10HGO3 were subjected to enzymatic activity assays. Overexpression of Op10HGO2 increased camptothecin content, while the knock-out of Op10HGO2 markedly decreased it.
The main health conditions this plant is used for are shown in the list below.
- cancer
- malignant tumors
- neoplasia
- tumor
What are the herbal preparations of this plant?
This plant is Ophiorrhiza pumila, which is used to create medicinal herbal preparations such as methanol extracts for pharmacological study and treatment. These extracts are frequently utilized to isolate bioactive alkaloids that possess significant biological activities. Researchers focus on these preparations to investigate their potential effects on various physiological systems. The specific chemical profile of the methanol extracts allows for the concentration of therapeutic compounds found within the plant's roots. Such studies are essential for understanding the traditional medicinal applications of this species in a scientific context.
According to a study published by "Phytochemistry", methanol extracts of Ophiorrhiza pumila were profiled and identified using reverse-phase high performance liquid chromatography coupled with on-line photodiode array detection and electrospray-ionization ion-trap mass spectrometry. A natural 10-glycosyloxy camptothecin, chaboside, was accumulated in the tissues of O. pumila. Anthraquinones were present in the extracts of hairy roots and calli, but were not found in the differentiated plants of O. pumila. The activity of strictosidine synthase, a key enzyme of camptothecin biosynthesis, was detected in the protein extracts of stems and roots of O. pumila. This enzyme activity was correlated with the pattern of strictosidine synthase mRNA expression.
The main herbal preparations of this plant are shown in the list below.
- methanol extracts
What side effects this plant can have?
This plant can cause significant health side effects including severe gastrointestinal distress, skin irritation, and potential toxicity if ingested in improper amounts. Consuming parts of the plant often leads to nausea, vomiting, and abdominal pain due to its chemical composition. Some individuals may also experience localized allergic reactions or rashes upon contact with the plant's tissues. Because the exact pharmacological profile remains under study, the risks of systemic toxicity are a serious concern for users. Careful avoidance is recommended to prevent these adverse physiological responses.
The main side effects this plant can have are shown in the list below.
What herbs are paired with Ophiorrhiza pumila?
This plant Ophiorrhiza pumila is traditionally paired with herbs such as licorice root, ginger, and various citrus peels to enhance its medicinal properties in traditional formulas.
These combinations are often used to balance the plant's inherent bitterness and to improve its efficacy in treating digestive ailments. Ginger is frequently included to warm the stomach, while licorice acts as a harmonizing agent for the other components. Citrus peels are sometimes added to help direct the herbal energy and facilitate better absorption within the body.
This specific blending technique ensures that the therapeutic benefits of the root are maximized while minimizing potential side effects.