Elaeagnus pungens
What's the taxonomical classification of Elaeagnus pungens?
Elaeagnus pungens belongs to the kingdom Plantae and is classified within the phylum Streptophyta. Its taxonomic lineage continues through the class Equisetopsida and the subclass Magnoliidae, placing it within the order Rosales. Furthermore, this plant is a member of the family Elaeagnaceae and is specifically categorized under the genus Elaeagnus, with its unique identity defined by the species name pungens.
| Taxonomic Rank | Classification |
|---|---|
| Kingdom | Plantae |
| Phylum | Streptophyta |
| Class | Equisetopsida |
| Subclass | Magnoliidae |
| Order | Rosales |
| Family | Elaeagnaceae |
| Genus | Elaeagnus |
| Species | pungens |
What are the morphological characteristics of this plant?
Elaeagnus pungens has an evergreen shrub or small tree habit characterized by small, leathery, elliptical leaves with sharp, prickly teeth along the margins. The foliage typically displays a dark green upper surface and a silvery, scaly underside due to specialized trichomes. Stems are woody and often feature small spines at the tips of the branches. Small, inconspicuous flowers emerge from the leaf axils, eventually developing into fleshy, drupe-like fruits. These fruits transition from green to a reddish-brown color as they mature.
What is the geographical distribution of this plant?
This plant is native to the coastal and lowland regions of the southeastern United States, ranging from southern New Jersey through the Atlantic coastal plain to Florida and westward to eastern Texas and Louisiana. It commonly inhabits moist habitats such as maritime forests, coastal dunes, and thickets near riverbanks or swamps. The species thrives in sandy or loamy soils where humidity remains relatively high. Its distribution is heavily influenced by proximity to the ocean and the presence of temperate coastal ecosystems. Because it prefers subtropical and warm-temperate climates, it is rarely found far inland from the coastal influence.
How is this plant cultivated?
This plant Elaeagnus pungens thrives in well-draining soil with full sun to partial shade and requires minimal supplemental watering once its root system is established.
It is a hardy evergreen shrub that is highly tolerant of coastal salt spray and urban pollution. Gardeners typically prune the plant in late winter or early spring to maintain desired shape and density. Because it is drought-tolerant, it is an excellent choice for xeriscaping and low-maintenance landscapes.
This species also spreads via underground runners, which can be managed through regular root pruning or containment.
What parts of this plant are used medicinally?
This plant uses its leaves for medicinal purposes in various traditional healing practices. These leaves are often harvested to create infusions or decoctions that address specific ailments. Some practitioners utilize the plant's foliage to treat skin irritations or minor wounds through topical applications. The chemical compounds found within the leaf structure are believed to provide these therapeutic effects. By processing the leaves, people can extract the natural properties necessary for herbal remedies.
According to a study published by "Zhong yao cai = Zhongyaocai = Journal of Chinese medicinal materials", the dry leaves of the medicinal plant Elaeagnus pungens were studied using Infrared Spectroscopy (IR). Researchers utilized Fourier transform infrared spectroscopy and second derivative infrared spectroscopy to analyze the characteristics of these leaves. The study compared the IR spectra and second derivative infrared spectra of three species from the Elaeagnus genus, including E. pungens. While the spectra were similar overall, distinctions were found in the intensity or ratio of intensity of some absorption peaks. IR was determined to be a relatively reliable method for the identification of these leaves.
The parts of this plant that are ued medicinally are shown in the list below.
- leaf
What traditional systems uses this plant?
This plant, commonly known as creeping silverthorn, has been utilized historically by Indigenous peoples in North America for its various practical and medicinal properties.
The berries were occasionally consumed as a seasonal food source, although their primary value often lay in the plant's structural characteristics. Due to its dense, thorny growth pattern, it was sometimes used as a natural barrier to protect certain areas or livestock. Some tribal traditions also incorporated the plant into local ecological knowledge regarding landscape management.
These traditional uses reflect a deep understanding of the species' ability to thrive in diverse environments.
What are the pharmacological activities of Elaeagnus pungens?
This plant has antioxidant, anti-inflammatory, antimicrobial, and potentially antidiabetic pharmacological activities attributed to its rich concentration of bioactive phytochemicals. Research indicates that extracts from the leaves and fruits contain high levels of phenolic compounds and flavonoids that neutralize free radicals. These chemical constituents work to reduce oxidative stress and inhibit pro-inflammatory enzymes within biological systems. Furthermore, certain studies suggest the presence of compounds capable of suppressing the growth of various pathogenic bacteria and fungi. Such diverse properties highlight the potential utility of Elaeagnus pungens in developing natural therapeutic agents.
What medicinal compounds this plant contains?
This plant contains the medicinal compounds 3-methylkaempferol, 4-hydroxybenzoic acid, kaempferol-3-O-beta-D-glucoside, spingic acid, and caffeic acid methyl ester. These bioactive constituents contribute to the complex phytochemical profile of Elaeagnus pungens. Many of these substances belong to the flavonoid and phenolic groups, which are often studied for their antioxidant properties. The specific presence of these molecules suggests potential therapeutic applications in various biological contexts. Researchers analyze these chemical markers to better understand the plant's natural pharmacological potential.
According to a study published by "Zhongguo Zhong yao za zhi = Zhongguo zhongyao zazhi = China journal of Chinese materia medica", five compounds were isolated from the ethyl acetate ether extract of leaves of Elaeagnus pungens. Through repeated chromatographic methods and spectral analysis, several structures were elucidated, including 4-hydroxybenzoic acid (1), 3, 3'-dimethoxyquercetin (2), caffeic acid methyl ester (3), methyl 3, 4-dihydroxybenzoate (4), spingic acid (5), 4-methoxylbenzoic acid (6), 3-methylkaempferol (7), kaempferol-3-O-beta-D-glucoside (8), and dausosterol (9). The study notes that compounds 1-8 were isolated from this plant for the first time. These constituents were studied for their cytotoxic activity.
The primary medicinal compounds of this plant are shown in the list below.
- 3-methylkaempferol
- 4-hydroxybenzoic acid
- 4-methoxylbenzoic acid
- kaempferol-3-O-beta-D-glucoside
- spingic acid
What health conditions is this plant used for?
This plant is used for treating inflammation, skin irritations, and various digestive issues through its medicinal properties. The berries of the Elaeagnus pungens contain antioxidants and nutrients that may support overall immune function. Some traditional practices utilize the plant to soothe localized swelling or topical skin discomfort. Additionally, the leaves and roots have been studied for their potential to alleviate gastrointestinal distress. These diverse applications highlight the plant's historical role in various folk medicine traditions.
What are the herbal preparations of this plant?
This plant is used to create medicinal preparations such as decoctions and infusions derived from its leaves, bark, and berries to treat various ailments.
These herbal remedies are often prepared by boiling the plant parts in water to extract bioactive compounds believed to possess anti-inflammatory or antimicrobial properties. Some traditional practices involve using the extracts to soothe skin irritations or to assist with digestive discomfort. The specific methods of preparation can vary depending on whether the goal is to create a topical wash or an ingestible tea.
Researchers continue to investigate the chemical constituents of Elaeagnus pungens to better understand its potential therapeutic applications.
What side effects this plant can have?
This plant can cause nausea, vomiting, diarrhea, abdominal pain, and skin irritation if ingested or touched. Consuming any part of the plant often leads to severe gastrointestinal distress as the body reacts to its compounds. These digestive issues typically manifest shortly after contact with the berries or foliage. Beyond internal problems, direct contact with the leaves or stems can trigger localized skin irritation such as redness or itching. It is important to avoid contact with this species to prevent these physical reactions.
The main side effects this plant can have are shown in the list below.
- Nausea
- Vomiting
- Diarrhea
- Abdominal pain
- Skin irritation
What herbs are paired with Elaeagnus pungens?
This plant Elaeagnus pungens pairs most effectively with woody herbs such as rosemary, sage, and thyme to complement its leathery foliage and subtle floral notes.
The structural density of the silver-green leaves provides a stark visual contrast to the soft textures of lavender or ornamental grasses. Incorporating aromatic perennials like mint or oregano near its base can help mask the earthy scent of the mulch while enhancing the garden's sensory profile. Using these herbal companions also creates a layered landscape that supports local pollinators attracted to the shrub's seasonal blooms.
This combination ensures a balanced aesthetic through varying shades of green and diverse leaf shapes.