marsh spurge

Names and Synonyms

Common Names

• marsh spurge

Scientific Names

Accepted name

Synonyms

• Euphorbia palustris var. angustifolia
• Galarhoeus palustris
• Euphorbia altissima var. nuda
• Euphorbia sauliana

Regional and Traditional Names

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and the phylum Streptophyta, falling under the class Equisetopsida and subclass Magnoliidae. Within the order Malpighiales, it is classified under the family Euphorbiaceae and the genus Euphorbia. Consequently, its specific scientific name is Euphorbia palustris.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant is primarily distributed across the northern regions of Europe. Its presence can be documented throughout the Scandinavian peninsula, specifically in Norway and Sweden. Furthermore, it is commonly found in the coastal and inland areas of Denmark. The species also extends its range into the northern territories of Finland. Finally, its geographical footprint includes the various landscapes of Great Britain.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Euphorbia palustris is fundamentally defined by its affinity for high-moisture environments, specifically thriving within wet meadows. These habitats provide the consistent soil saturation and high water table necessary for the plant to maintain its physiological functions. Within these damp meadow ecosystems, the species often occupies niches characterized by alluvial soils or areas prone to seasonal flooding, where the presence of standing water or heavy, moist earth supports its growth patterns. The availability of moisture in these specific meadow settings dictates its distribution and plays a critical role in the overall stability of the local microhabitat.

Habitat :

meadows: wet

Life history

The life history of Euphorbia palustris is characterized by its status as a perennial plant, allowing it to persist through multiple growing seasons. As a hemicryptophyte, its perennable buds are located at or just below the soil surface, providing a survival strategy against seasonal environmental shifts. This species exhibits a deciduous nature, shedding its foliage during periods of dormancy to conserve resources before emerging again in the following spring.

Deciduousness :

deciduous

Life form :

hemicryptophyte

Lifecycle :

perennial

Morphology

The morphology of Euphorbia palustris is characterized by its growth form as a non-woody herb and forb. It functions as a self-supporting plant rather than a climber or liana, and it maintains an independent lifestyle without acting as a parasite or an epiphyte, typically occupying terrestrial habitats. In terms of stature, the plant exhibits significant variability in height, with measurements ranging from a minimum of 0.5 m to a maximum of 1.5 m, resulting in an average plant height of approximately 0.975 m.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

herb

Growth form :

forb

Parasite :

independent

Plant height max:

1.5 m

Plant height mean:

0.975 m

Plant height min:

0.5 m

Woodiness :

non-woody

Physiology

The physiology of Euphorbia palustris is characterized by a C3 photosynthetic pathway, which dictates its carbon fixation process and energy utilization efficiency. The plant exhibits a non-carnivorous nutritional strategy, relying on standard autotrophic mechanisms for nutrient acquisition rather than capturing prey. Morphologically, its foliage is defined by a mean leaf size of 6.16 cm², contributing to a mean Specific Leaf Area (SLA) of 204.3 cm²/g, a value that reflects the relationship between its leaf surface area and its dry mass density.

Carnivory :

non-carnivorous

Leaf size mean:

6.16 cm²

Photosynthetic pathway :

C3

Specific Leaf Area (SLA) mean:

204.3 cm²/g

Reproduction

The reproduction of Euphorbia palustris is characterized by a specialized biological process that relies heavily on sexual reproduction, as asexual reproduction is absent. The flowering cycle typically begins in May and concludes in June, facilitating a specific window for genetic exchange. This process is driven by a biotic pollination syndrome, specifically mediated by insects, which ensures the transfer of pollen. The plant does not practice self-fertilization, an absence that necessitates cross-pollination to maintain genetic diversity. Following successful fertilization, the plant utilizes an autochorous dispersal syndrome, meaning the seeds are dispersed through their own internal mechanisms. Each produced seed is quite small, with a mean seed mass of approximately 0.009443 g.

Dispersal syndrome :

autochorous

Flowering time :

May

Flowering time :

Jun

Pollination syndrome :

insect

Pollination syndrome :

biotic

Reproduction asexual :

absent

Seed mass mean:

0.009443 g

Self fertilization :

absent

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Euphorbia palustris has 2 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include 24-Methylenecycloartanol, cis-1,4-Polyisoprene.

24-Methylenecycloartanol

1. Phytochemistry

cis-1,4-Polyisoprene

1. Phytochemistry

Preparations

Euphorbia palustris has 2 reported preparations identified across 0 scientific publications and several other databases. The most consistently reported preparations include latex, latex extracts.

Latex

1. Phytochemistry

Latex extracts

1. Phytochemistry