European five-finger grass

Other Names

CincoenramaCinquefoglia comuneCinquefoilCreeping cinquefoilCreeping tormentilDasiphora reptans (L.) Raf.Dynamidium reptans (L.) Fourr.European cinquefoilFive fingersFive-finger blossomFive-finger grassFive-leaf grassFragaria pentaphylla CrantzFragaria reptans (L.) CrantzHerbe à cinq feuillesKriechendes FingerkrautMain-de-MarsPata de gallinaPentaphyllonPie de CristoPotentilla abyssinica A.Rich.Potentilla anomala Ledeb.Potentilla cacerensis Riv. MateosPotentilla lanata (Lange) ZimmeterPotentilla microphylla (Tratt.) ZimmeterPotentilla pinnatifida J.Presl & C.PreslPotentilla repens L.Potentilla reptansPotentilla reptans L.Potentilla sessilis F.W. SchmidtPotentilla subpedata K.KochPotentille rampanteQuintefeuilleSunkfieldSynkefoyleSynkfoyleTormentilla reptans L.

Synopsis

European Five-Finger Grass (Potentilla reptans L.): A Comprehensive Reference

1. Identity, Nomenclature, and Botanical Description

Scientific Name and Taxonomy

Potentilla reptans L., known as the creeping cinquefoil, European cinquefoil, or creeping tormentil, is a flowering plant in the family Rosaceae. Within modern botanical classification it belongs to the subfamily Rosoideae. The Latin name gives it away: potentilla means "little powerful one," and cinquefoil derives from the French cinq feuilles, meaning "five leaves."

Common Names and Synonyms

The plant carries a wide range of vernacular names, including Creeping Cinquefoil, European Fivefinger, Creeping Tormentil, European Five-finger, Five-finger Blossom, Five-finger Grass, and Five-leaf Grass. Additional folk names documented in the historical and ethnobotanical literature include Crampweed, Goosegrass, Goose Tansy, Moor Grass, Pentaphyllon, Sunkfield, and Synkefoyle. In the Unani medical tradition it is known as Banṭāfulun.

In the French tradition, the genus was called quintefeuille, first attested in Normandy and Brittany in the 11th century. Spanish-language synonyms include Cincoenrama, Pata de Gallina, and Pie de Cristo, while the French also use Quintefeuille, Potentille Rampante, and Herbe à Cinq Feuilles.

It is important to note a nomenclatural caution: European five-finger grass (Potentilla reptans) should not be confused with dwarf cinquefoil (Potentilla canadensis), a closely related but distinct North American species.

Morphological Description

A creeping perennial plant which can reach heights of up to 20 cm. Its trailing stems can root at the nodes, which allows the species to reproduce via vegetative reproduction. The palmate leaves are hairless, attached to long stalks, and are divided into 5 to 7 leaflets, with small green leaf-like stipules at the base. The plant blooms between June and September in Europe with flowers that are about 7 mm to 11 mm in diameter with heart-shaped yellow petals. Long stalks support these solitary yellow flowers consisting of 5 petals and sepals, with a large number of stamens and carpels at the centre.

Geographic Distribution and Habitat

A creeping perennial plant native to Eurasia and Northern Africa, Potentilla reptans has been naturalized elsewhere. More specifically, it is native to the Northern Temperate Zone encompassing Europe, northern and western Asia, and several regions of Afghanistan, Kashmir, North China, Japan, and Abyssinia. The species grows in neutral soils, utilizing both natural and man-made habitats such as grasslands, hedgerows, roadsides, and arable land. The species can also grow in grass lawns and flowerbeds as an unwanted weed.

Plant Parts Used and Common Preparations

European five-finger grass is an herb. The dried plant is used to make medicine. The flower, leaf, and root are used to make medicine. In traditional practice, the most common preparations documented include aqueous infusions (teas), decoctions of the root or rhizome, and topically applied poultices. The roots and aerial parts are used to treat diarrhea, wounds, and mouth sores, often prepared as infusions or poultices to promote tissue contraction and reduce inflammation. Modern preparations include standardized hydroethanolic extracts, tinctures, and dried powdered herb.

2. Traditional and Historical Use

Classical Greco-Roman and Medieval European Medicine

Potentilla species have been used for a long time in traditional medicine. In Greek and Latin language, Potentilla species were known under the names "Heptaphyllon" or "Pentaphyllon" and "Septifolium," sometimes as "Quinquefolium." The Greek physician Dioscorides recommended Potentilla for the treatment of toothache, stomatitis, and throat problems and also for skin disorders in his famous book De Materia Medica.

In the medieval ages, European physicians and botanists H. Bock, L. Fuchs, Paracelsus, Tabernaemontanus, C. Bauhin, and others described and depicted Potentilla species in their herbal books. Fuchs, for example, mentioned five Potentilla species in his "New Kreüterbuch" (1543), including Potentilla reptans L.

Anglo-Saxon England (10th Century)

Potentilla reptans appears in the record of Anglo-Saxon healing traditions. Three important Anglo-Saxon medical texts from the 10th century contain herbal formulations for over 250 plant species, many of which have yet to be evaluated for their phytochemical and/or pharmacological properties. P. reptans was among those selected to determine antimicrobial activity relevant to treating bacterial infections and wounds.

European Folk Medicine

Potentilla reptans has a long history of use in traditional European herbal medicine. Historically, it was valued for its purported astringent, anti-inflammatory, and analgesic properties. It was commonly used as a tea or decoction to address digestive complaints, including diarrhea and stomach cramps. People took European five-finger grass for diarrhea and fever. It was sometimes applied directly to the affected area for swollen mouth and gums, toothache, and heartburn. It was also used to treat open wounds by helping to dry out the tissue.

Unani (Greco-Arabic) Medicine

Although it is one of the least studied species of the Potentilla genus, it has a long history of use in traditional medicine. The aerial and rhizome parts of the plant are used in the Unani system of medicine to treat a plethora of diseases such as ulcers, melancholic disorders, syphilis, hard swellings, hemorrhages, lymphadenopathy, erysipelas, edema, arthritis, chest pain, otalgia, toothache, and wound healing.

In Unani medicine, where it is referred to as Banṭāfulun, the plant is utilized for digestive disorders including stomach and intestinal inflammation, as well as fevers, with the roots and leaves applied to alleviate symptoms of dysentery and related gastrointestinal issues. Pharmacognostical studies have also evaluated the Bantafulun leaves and their effects against seizures, reflecting the breadth of its role in the Unani pharmacopoeia.

Other Traditional Systems

Plant species of the genus Potentilla (Rosaceae family), widely used in folk medicine in the treatment of lung and stomach inflammation, bleeding, some forms of cancer and diabetes, mouth ulcers, toothache, sore throat, dysentery, jaundice, wound healing, etc., are distinguished by their powerful healing potential. Its anti-inflammatory effects have been traditionally harnessed for skin conditions, such as applying decoctions to soothe irritations and promote wound healing.

3. Key Chemical Constituents and Active Compounds

Overview of Phytochemical Classes

Until now, more than 210 new and known compounds, including flavonoids, tannins, triterpenes, and phenolic compounds, have been confirmed and elucidated for numerous Potentilla species, in the underground and aerial parts of this genus. For P. reptans specifically, phytochemical studies have revealed the presence of various bioactive compounds, predominantly phenols. These include flavonoids and their glucosides, catechins, and tannins.

Tannins

Tannins have been known to be important constituents of Potentilla species and their extracts, and are the cause for the astringent effects. Thorough phytochemical studies on Potentilla species starting especially in the 1960s were primarily focused on tannins. In addition to phenolics, the plant contains tannins, which are responsible for its astringent properties and have been quantified up to 101.3 mg TAE/g dry weight in optimized ethanol-water extracts. European five-finger grass contains chemicals called tannins that might help reduce skin inflammation and have a drying (astringent) effect on the tissues.

Flavonoids

Constituents include flavonoids and their glucosides — including kaempferol, quercetin, rutin, quercetin-3-O-glucoside, kaempferol-3-O-glucoside, apigenin-7-O-glucoside, luteolin-7-O-glucoside — as well as catechins, with tannins constituting 6%–12% of the extractable material. The main identified phenolic compounds in extracts studied by HPLC analysis were rutin and catechin. Several cinnamic acid derivatives such as p-coumaric acid, ferulic acid, and caffeic acid, and flavonoids such as kaempferol, quercetin, and isorhamnetin, have been isolated from P. reptans.

Triterpenoids

Triterpenoids are particularly abundant in the roots, with six new compounds isolated from the ethyl acetate fraction of methanolic root extracts, including tormentic acid ester glucosides, 3-oxoursane ester glycoside, and 11-methoxy-ursane ester glycoside. More recent studies have concentrated on triterpenoid structures.

Phenolic Acids and Other Compounds

UHPLC-ESI-tandem mass spectrometry (MS/MS) analysis revealed that the main phenolic components in root extracts were coumarin, hesperidin, p-coumaric acid, gallic acid, and rutin. The total phenolic content varies by plant part and extraction solvent, reaching up to 468.6 mg/g in aqueous extracts of the rhizome and 181.35 mg GAE/g in methanolic root extracts. Preliminary phytochemical screening has also revealed the presence of carbohydrates, anthraquinone glycosides, coumarin glycosides, and steroids in various leaf extracts.

P. recta and P. reptans showed the highest total phenolic, saponin, and triterpenoid content among compared Potentilla species; root extracts showed significant antioxidant properties and depicted significant inhibitory effects against AChE, BChE, α-amylase, α-glucosidase, and tyrosinase.

Established Mechanisms of Action

Most of the pharmacological effects can be explained by the high amount of tannins and to a lesser extent by triterpenes, present in all plant parts. Specific mechanistic findings include:

Astringency and tissue-drying: Tannins might help reduce skin inflammation and have a drying (astringent) effect on tissues, through protein precipitation and mucous membrane tightening.
Antinociception via opioid pathway: Oral administration of the hydroalcoholic extract dose-dependently reduced the number of writhing responses induced by acetic acid and increased the reaction time in the hot-plate test. The antinociceptive effect of the extract, similar to morphine, was significantly antagonized by naloxone in the writhing test, suggesting opioid receptor involvement.
Anti-inflammatory pathways: Other Potentilla species such as P. recta and P. reptans have also been investigated for their UV protective, anti-microbial, radical scavenging, anti-inflammatory, and anti-tumor effects.
Enzyme inhibition: The root extracts showed significant antioxidant properties and depicted significant inhibitory effects against AChE, BChE, α-amylase, α-glucosidase, and tyrosinase. Root extracts of Potentilla may be considered new natural antioxidants and key enzyme inhibitors that can be exploited as bioproducts for pharmaceutical industries.

4. Scientific Evidence by Area of Use

4.1 Gastrointestinal System: Antidiarrheal and Anti-ulcerogenic Effects

Traditional use of P. reptans for diarrhea and gastrointestinal complaints has been tested in preclinical models. Anti-ulcerogenic activity has been reported: extract of Potentilla leaves given orally showed significant gastric protection against the ethanol-induced gastric ulcer model in rats, with healing effects also confirmed through histopathological examination.

Evidence strength: All gastrointestinal evidence is preclinical (animal models). There is no good scientific evidence from human clinical studies to support these uses. The mechanistic plausibility rests on the well-documented astringency of tannins.

4.2 Antimicrobial Activity

Three important Anglo-Saxon medical texts from the 10th century contain herbal formulations for P. reptans for wound healing. In a study testing antimicrobial activity, several preparations of Potentilla reptans L. were screened against selected Gram-positive and Gram-negative bacteria of relevance in wounds using a 96-well plate microdilution method (200, 40, and 8 μg/mL). Minimum inhibitory concentration (MIC) values were determined for the most potent extracts from 2 to 0.004 mg/mL.

The results indicated a moderate antimicrobial activity against common wound pathogens for P. reptans, suggesting it may well have been effective for treating wound and bacterial infections.

A separate study published in Pharmacia reported that the observed MICs were within the range of 0.325–2.5 mg/ml, with the n-hexane fraction of hydroethanolic extract being the most active (MIC 0.313 mg/ml against S. aureus).

Evidence strength: All antimicrobial evidence is in vitro only. Potentilla reptans has been scarcely studied relative to other species in the genus. No clinical trials in humans have been conducted to evaluate antimicrobial efficacy.

4.3 Antioxidant Activity

In a published PMC study, methanol and water extracts contained the highest total phenolic and flavonoid content. The results of antioxidant assays showed that methanol and water extracts displayed higher antioxidant activity compared to the ethyl acetate extract. Generally, methanol and water extracts exhibited higher biological activities correlated with higher levels of the bioactive components.

Evidence strength: Preliminary, in vitro only. No human antioxidant trials have been reported.

4.4 Anti-inflammatory and Antinociceptive Effects

A study aimed to investigate the antinociceptive effect of Potentilla reptans L., which has wide distribution in northern Iran. The hydroalcoholic extract of P. reptans aerial parts was evaluated. Oral administration of the extract (100, 300, and 500 mg/kg) dose-dependently reduced the number of writhing responses induced by acetic acid and increased the reaction time in the hot-plate test. In the rotarod test, none of the extract doses caused a loss of locomotor activity. This study showed a practical antinociceptive effect in hot plate and writhing tests, and it seems that opioid receptors mediate the observed effect.

Evidence strength: Animal (rodent) model studies only. No human clinical data exist for the anti-inflammatory or analgesic use of P. reptans.

4.5 Cytotoxic and Antiproliferative Activity

The aim of one study was to investigate potential antitumor activity of aqueous extracts (rhizome and aerial parts) of P. reptans on 4T1 mouse breast cancer cell lines. Aqueous extracts of rhizome and aerial parts were tested for cytotoxicity by the MTT colorimetric assay on 4T1 cancer cell line in concentration range 100–800 μg/mL. Aqueous extracts of P. reptans rhizome and aerial parts showed a concentration-dependent cytotoxic effect in the range of tested concentrations.

A further study reported that P. reptans exhibited high antiproliferative activity against MCF-7 (human breast cancer) cells. Previous studies revealed that triterpenoids, tannins, and phenolic compounds isolated from Potentilla species exhibited cytotoxic activities against some human cancer cell lines.

Evidence strength: Strictly preclinical and in vitro. No clinical trial data exist for any anticancer application of P. reptans. These findings are preliminary and require substantial further investigation.

4.6 Antidiabetic / Enzyme Inhibitory Effects

The anti-diabetic activity of Potentilla species was investigated by testing their inhibition of α-amylase and α-glucosidase. In α-glucosidase inhibitory activity, the methanol extract of P. reptans showed the highest inhibitory activity with values of 54.19 mmol ACE/g.

Evidence strength: In vitro enzyme inhibition data only. No animal studies or clinical trials specifically testing P. reptans for antidiabetic activity in living organisms have been published to date.

4.7 Anticonvulsant / Neurological Effects

A study carried out to evaluate the pharmacognostical characteristics of Bantafulun (Potentilla reptans L.) leaves assessed its effect against maximal electroshock (MES)-induced seizures in albino Wistar rats. The anti-epileptic effect of this drug, as mentioned in classical Unani literature, was evaluated against seizures induced by MES. The test drug at doses of 300 and 1000 mg/kg showed moderately important effects on the duration of hind limb tonic extension (HLTE).

Evidence strength: Single animal study. No human clinical data exist.

4.8 Oral and Topical Applications

European five-finger grass is sometimes applied directly to the affected area for swollen mouth and gums and toothache. It is also used to treat open wounds by helping to dry out the tissue. These uses are supported exclusively by traditional ethnobotanical documentation and the theoretical mechanism of tannin-mediated astringency; no controlled clinical trials have evaluated these applications.

5. Body Systems and Health Areas Associated with European Five-Finger Grass

Based on verified traditional use documentation and preclinical research, the following body systems and health areas are associated with Potentilla reptans:

Gastrointestinal system: P. reptans L. possesses antidiarrheal, antiulcerogenic, and antispasmodic effects, supported by preclinical data and longstanding traditional use.
Oral and mucosal health: Applied directly to the affected area for swollen mouth and gums and toothache.
Wound healing and skin: Anti-inflammatory effects have been traditionally harnessed for skin conditions, such as applying decoctions to soothe irritations and promote wound healing.
Immune and infection-related: Based on in vitro antimicrobial data showing moderate activity against wound-associated pathogens.
Metabolic / antidiabetic potential: In vitro enzyme inhibitory data for α-glucosidase and α-amylase.
Nervous system / pain: Animal model evidence of antinociceptive activity potentially mediated by opioid receptors.
Oncology research: In vitro cytotoxic activity against cancer cell lines including MCF-7 (breast cancer).

6. Dosage Forms and Dosages Reported in Research

No standardized human clinical dosage for Potentilla reptans has been established. At this time there is not enough scientific information to determine an appropriate range of doses for potentilla. The following dosages appear solely in the preclinical (animal) literature:

Oral administration of the hydroalcoholic extract at 100, 300, and 500 mg/kg in mice, dose-dependently reducing writhing responses and increasing hot-plate reaction time (antinociceptive rodent studies).
In anticonvulsant studies, the test drug within doses of 300 and 1000 mg/kg showed moderately important effects on seizure duration in rats.
Aqueous extracts were tested for cytotoxicity at concentrations of 100–800 μg/mL in MTT cell-based assays.
Antimicrobial preparations were screened at 200, 40, and 8 μg/mL, with MIC values determined from 2 to 0.004 mg/mL for the most potent extracts.

These values are from animal and cell-culture studies and cannot be extrapolated to human dosing recommendations.

7. Safety Considerations

General Toxicological Profile

Although Potentilla species have a long tradition in folk medicine, toxicological data are still rare. In 2009, very limited data on the toxicology of Potentilla species were available. In the last decade, only a few toxicological studies have been performed, including on P. reptans. It must be emphasized that most of these studies cover a single application of the corresponding extracts in animals, but studies on mutagenic effects, teratogenicity, and repeated dose application schemes for periods up to 28 days are missing, among others. Therefore, more data on toxicological issues are necessary for a proper safety assessment of Potentilla species, although the longstanding use of these species provides a first hint that there are no toxicological risks.

Specific Findings for P. reptans

Mincheva et al. (2018) highlighted the antimicrobial potential of P. reptans and further confirmed the non-toxic nature of the plant extracts. Previous studies reported that Potentilla species are safe and show no toxic effect in both acute or chronic usage, in line with their safe traditional background.

Tannin-Related Considerations

The high tannin content of P. reptans (documented at 6–12% of extractable material) carries implications for prolonged use. High dietary tannin intake is known in the nutritional sciences to interfere with iron absorption and protein digestion. No specific interaction data for P. reptans tannins with pharmaceuticals have been reported in the peer-reviewed literature as of the available sources.

Nomenclatural Safety Risk

The identification confusion around five-finger grass illustrates a broader problem: common names are folklore, not botany, and sometimes the folklore doesn't even agree with itself. Consumers purchasing "five-finger grass" as a supplement may receive material from Potentilla canadensis, Potentilla reptans, or other species with different phytochemical profiles. This misidentification risk is a documented practical safety concern.

Absence of Human Clinical Safety Data

No published human clinical trials evaluating the safety profile of P. reptans preparations at any dose or duration have been identified in peer-reviewed databases. Potentilla reptans L. belongs to the least studied of the plants from the Rosaceae family, Potentilla genus. There were historically no data on cytotoxicity of P. reptans extracts, though traditionally it was used as anti-inflammatory and anti-infective.

8. Current Research Status and Evidence Gaps

Potentilla reptans is one of the least studied species of the Potentilla genus, despite its long history of use in traditional medicine. Modern pharmacology studies have revealed that phytochemical structures from the genus are responsible for a broad spectrum of pharmacological activities, such as anti-neoplastic, antihyperglycemic, anti-inflammatory, antioxidant, hepatoprotective, neuroprotective, antibacterial, and anti-yeast effects, but the overwhelming majority of these findings apply to the genus as a whole or to related species (P. erecta, P. anserina, P. recta) that have received far more scientific attention. Modern pharmacological studies have confirmed several traditional claims and demonstrated antimicrobial, antioxidant, cardioprotective, and cytotoxic activity for P. reptans specifically, but all remain at preclinical stages.

The results of existing reviews highlight the need for further intensive research to fully explore the medical applications and molecular mechanisms underlying the bioactivities of P. reptans. No randomized controlled trials, systematic reviews, or meta-analyses of human clinical studies specific to Potentilla reptans have been published in any of the major indexed databases as of available evidence.

References

Health Conditions

Health conditions that European five-finger grass may help support.

No conditions available.

Body Systems

Body systems that European five-finger grass may help support.

No body systems available.