Hedgehog Parsley

Names and Synonyms

Common Names

• Hedgehog Parsley
• Small Bur-Parsley
• Carrot bur parsley

Scientific Names

Accepted name

Synonyms

• Orlaya platycarpos

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 Apiales, it is classified under the family Apiaceae. Specifically, it is identified by the genus Caucalis, which includes the species Caucalis platycarpos.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a specific geographical distribution focused within the regions of Northern Europe. It can be found growing across the various landscapes of Denmark and Finland. Additionally, its presence extends to the coastal and inland areas of Great Britain. The species is also documented within the territories of Norway. Finally, the range of this medicinal plant includes the country of Sweden.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Caucalis platycarpos is characterized by its presence in disturbed environments, specifically thriving within crop fields. This species exhibits a broad altitudinal distribution, ranging from sea level (0 m AMSL) up to a maximum elevation of 500 m AMSL, with a mean elevational range centered around 1500 m AMSL.

Elevational range max:

500 m AMSL

Elevational range mean:

1500 m AMSL

Elevational range min:

0 m AMSL

Habitat :

crop fields

Life history

The life history of Caucalis platycarpos is characterized by an annual lifecycle, meaning the plant completes its entire developmental process from germination to seed production within a single growing season. As a therophyte, it survives unfavorable environmental conditions by persisting in the form of seeds, which remain dormant until favorable moisture and temperature levels trigger new growth. This species exhibits a deciduous nature, shedding its vegetative structures as it progresses through its seasonal cycle. Structurally, its classification as a therophyte ensures that it avoids the stresses of seasonal extremes by focusing its energy on rapid growth and reproduction before the onset of senescence.

Deciduousness :

deciduous

Life form :

therophyte

Lifecycle :

annual

Morphology

The morphology of Caucalis platycarpos is characterized by its growth form as a non-woody herb and forb. The plant is a terrestrial species that functions as an independent organism, neither acting as a parasite nor an epiphyte. It exhibits a self-supporting climbing habit, maintaining an erect shoot orientation. In terms of stature, the plant is relatively low-growing, with a height ranging from a minimum of 0.1 m to a maximum of 0.6 m, maintaining an average plant height of approximately 0.175 m.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

herb

Growth form :

forb

Parasite :

independent

Plant height max:

0.6 m

Plant height mean:

0.175 m

Plant height min:

0.1 m

Shoot orientation :

erect

Woodiness :

non-woody

Physiology

The physiology of Caucalis platycarpos is characterized by a C3 photosynthetic pathway, a common mechanism in many temperate herbaceous plants where carbon fixation occurs directly through the Calvin cycle within the mesophyll cells. As a non-carnivorous species, the plant relies entirely on its root system and soil nutrient uptake for essential minerals and nitrogen, lacking any specialized anatomical structures for the capture or digestion of prey. This metabolic profile suggests a reliance on standard photoautotrophic processes to sustain its growth and development within its ecological niche.

Carnivory :

non-carnivorous

Photosynthetic pathway :

C3

Reproduction

The reproduction of Caucalis platycarpos is characterized by a sexual reproductive cycle, as asexual reproduction is notably absent. The flowering period typically begins in May and concludes in July, following a seasonal timeline. The plant utilizes a biotic pollination syndrome, specifically relying on insects to facilitate the transfer of pollen. In terms of fertilization, the species is capable of self-fertilization. Once pollination is successful, the plant produces seeds with a mean mass of approximately 0.0173325 g, with recorded minimum and maximum values around 0.01598 g. Following seed maturation, the dispersal syndrome is classified as anemochorous, meaning the seeds are primarily dispersed by the wind.

Dispersal syndrome :

anemochorous

Flowering time :

May

Flowering time :

Jul

Pollination syndrome :

insect

Pollination syndrome :

biotic

Reproduction asexual :

absent

Seed mass max:

0.01598 g

Seed mass mean:

0.0173325 g

Self fertilization :

present

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Caucalis platycarpos has 3 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include Flavonoids, Phenolic acid, Polyphenol.

Flavonoids

1. Molecules (Basel, Switzerland)

Phenolic acid

1. Molecules (Basel, Switzerland)

Polyphenol

1. Molecules (Basel, Switzerland)