Field Pansy

Names and Synonyms

Common Names

• European field pansy
• field pansy
• field violet
• European wild pansy
• wild pansy
• European Field-pansy

Scientific Names

Accepted name

Synonyms

• Mnemion arvense
• Viola tricolor subsp. arvensis
• Viola tricolor proles arvensis

Regional and Traditional Names

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant, known scientifically as Viola arvensis, belongs to the kingdom Plantae within the phylum Streptophyta. It is classified under the class Equisetopsida and subclass Magnoliidae, following the order Malpighiales. Finally, it resides in the family Violaceae under the genus Viola.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a specific range of occurrence across several regions in Northern Europe. It can be found growing within the territories of Denmark and Finland. Furthermore, its distribution extends to the islands of Great Britain and Ireland. The species is also documented to exist in the unique landscape of Iceland. Collectively, these locations define its primary geographical footprint in the northern latitudes.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Viola arvensis is characterized by a broad altitudinal distribution, ranging from sea level at 0 m AMSL up to a maximum elevation of 3100 m AMSL. This species is primarily found in lowland habitats, where it occupies diverse ecological niches suited to its growth requirements. Its ability to span such a vast vertical gradient allows it to persist in various climatic conditions, from temperate lowland plains to high-altitude montane environments.

Elevational range max:

3100 m AMSL

Elevational range min:

0 m AMSL

Habitat :

Lowland

Life history

The life history of Viola arvensis is characterized by its existence as an annual plant, completing its entire developmental cycle within a single growing season. As a therophyte, it survives the unfavorable periods through highly resilient seeds rather than persistent above-ground or below-ground vegetative structures. This life form dictates a rapid strategy of germination, growth, flowering, and seed dispersal to ensure the continuation of the species before the onset of seasonal senescence. Furthermore, the plant is classified as evergreen in its vegetative state during its active growing period, maintaining its foliage to optimize photosynthetic capacity throughout its short lifespan.

Deciduousness :

evergreen

Life form :

therophyte

Lifecycle :

annual

Morphology

Morphologically, Viola arvensis is characterized as a non-woody herb and forb that exhibits a self-supporting growth habit rather than acting as a climber or vine. It is a terrestrial plant, existing independently without parasitic or epiphytic dependencies. The plant maintains a relatively low profile, with a height that typically ranges from a minimum of 0.05 m to a maximum of 0.5 m, resulting in an average plant height of approximately 0.186 m.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

herb

Growth form :

forb

Parasite :

independent

Plant height max:

0.5 m

Plant height mean:

0.186 m

Plant height min:

0.05 m

Woodiness :

non-woody

Physiology

The physiology of Viola arvensis is characterized by a C3 photosynthetic pathway, which dictates its carbon fixation processes and resource management. As a non-carnivorous species, it relies entirely on soil-based nutrient uptake rather than the capture of organic matter, and it lacks the biological capacity to function as a nitrogen fixer. The plant's leaf morphology is defined by an oblong form, with leaf dimensions ranging from a minimum length of 1 cm to a maximum of 4 cm, and a width spanning from 0.5 cm to 1.5 cm. These morphological traits result in a mean leaf size of approximately 5.465 cm². Furthermore, the plant exhibits a mean Specific Leaf Area (SLA) of 243.2 cm²/g, reflecting its leaf mass per area and its strategy for optimizing light interception and gas exchange within its ecological niche.

Carnivory :

non-carnivorous

Leaf form :

oblong

Leaf length max:

4 cm

Leaf length min:

1 cm

Leaf size mean:

5.465 cm²

Leaf width max:

1.5 cm

Leaf width min:

0.5 cm

Nitrogen fixer :

no

Photosynthetic pathway :

C3

Specific Leaf Area (SLA) mean:

243.2 cm²/g

Reproduction

The reproduction of Viola arvensis is characterized by a sexual process, as asexual reproduction is absent. The plant produces blue flowers that undergo biotic pollination, specifically utilizing an insect pollination syndrome with a preference for bees. Self-fertilization is present within the species, ensuring reproductive success. The flowering period is extensive, typically beginning in April and continuing through to October. Following fertilization, the plant develops dry fruits in the form of a capsule, with an average fruit length of 0.8 cm. The resulting seeds are quite small, featuring a mean length of 1.5 mm (ranging from a minimum to a maximum of 1.5 mm) and a mean mass of 0.0004461 g, with individual seed masses ranging from 0.00021 g to 0.000681 g. Seed volume fluctuates between a minimum of 0.54 mm³ and a maximum of 0.61 mm³, with a mean volume of 0.575 mm³. Dispersal of these seeds is categorized as unspecialized, relying on non-specific mechanisms to spread throughout its habitat.

Dispersal syndrome :

unspecialized

Flower colour :

blue

Flowering time :

Apr

Flowering time :

Oct

Fruit dryness :

dry

Fruit length mean:

0.8 cm

Fruit type :

capsule

Pollination syndrome :

insect

Pollination syndrome :

bee

Pollination syndrome :

biotic

Reproduction asexual :

absent

Seed length mean:

1.5 mm

Seed mass max:

0.000681 g

Seed mass mean:

0.0004461 g

Seed mass min:

0.00021 g

Seed volume max:

0.61 mm³

Seed volume mean:

0.575 mm³

Seed volume min:

0.54 mm³

Self fertilization :

present

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Viola arvensis has 3 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include Cyclic peptides, Violanthin, Violarvensin.

Cyclic peptides

1. Journal of ethnopharmacology

Violanthin

1. Journal of natural products

Violarvensin

1. Journal of natural products

Activities

Viola arvensis has 1 reported activities identified across 0 scientific publications and several other databases. The most consistently reported activities include Cytotoxic.

Cytotoxic

1. Current protein & peptide science

Conditions

Viola arvensis has 1 reported investigations on conditions identified across 0 scientific publications and several other databases. The most consistently reported conditions include tumor.

Tumor

1. Journal of biomolecular screening