Periploca graeca

Names and Synonyms

Scientific Names

Accepted name

Synonyms

• Asclepias dioscoridis
• Periploca graeca var. vestita
• Periploca maculata

Regional and Traditional Names

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant, known scientifically as Periploca graeca, belongs to the kingdom Plantae and the phylum Streptophyta. It is classified within the class Equisetopsida and the subclass Magnoliidae under the order Gentianales. Ultimately, it is a member of the family Apocynaceae within the genus Periploca.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a broad presence across various regions of the European continent. In Southwestern Europe, its distribution includes both France and Spain. Moving toward the Balkan Peninsula, it can be found throughout Southeastern Europe. Specifically, its range extends into the territories of Albania and Bulgaria. Finally, the species is also well-documented within the country of Greece.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Periploca graeca is characterized by its tendency to colonize disturbed and moisture-influenced environments, frequently establishing itself along the margins of rivers and throughout various roadside terrains. These specific habitats provide the necessary hydrological fluctuations and soil compositions that support its growth patterns. By thriving in these riparian and anthropogenic corridors, the species utilizes the availability of water from river systems and the increased light exposure often found in roadside clearances to secure its niche within the local ecosystem.

Habitat :

rivers, roadsides

Life history

The life history of Periploca graeca is characterized by its status as a perennial plant, ensuring its long-term persistence within its natural habitat through multiple growing seasons. In terms of its structural growth strategy, the species is classified as a phanerophyte, specifically exhibiting traits of a phanerophyte and a nanophanerophyte, which indicates that its perennating buds are located on aerial shoots well above the ground level. This life form allows the plant to maintain its vegetative structure and reproductive capacity over successive years, adapting to its environmental conditions through a stable, long-lived growth cycle.

Life form :

phanerophyte

Lifecycle :

perennial

Morphology

The morphology of Periploca graeca is characterized by a terrestrial growth form that functions as an obligatory climber, specifically behaving as a vine or liana. While it exhibits a variable degree of woodiness, its structure is defined by a relatively low stature, with a plant height ranging from a minimum of 0.06 m to a maximum of 0.1 m. It operates as an independent organism rather than a parasite and maintains a terrestrial existence, avoiding aquatic or epiphytic lifestyles.

Aquatic :

terrestrial

Climber :

vine

Climber :

obligatory

Epiphyte :

terrestrial

Growth form :

shrub

Parasite :

independent

Plant height max:

0.1 m

Plant height min:

0.06 m

Woodiness :

variable

Physiology

The physiology of Periploca graeca is characterized by a metabolic framework primarily driven by the C3 photosynthetic pathway, which dictates its carbon fixation processes and gas exchange mechanisms. As a C3 plant, it utilizes the enzyme Ribulose-1,5-bisphosphate carboxylase/oxygenase (RuBisCO) to fix atmospheric carbon dioxide directly into three-carbon molecules during the Calvin cycle. This pathway implies that the plant's physiological efficiency is highly dependent on environmental conditions such as light intensity, temperature, and moisture availability, as the C3 mechanism is susceptible to photorespiration under high-temperature or water-stressed conditions. Furthermore, its physiological processes involve complex secondary metabolic activities, including the synthesis of bioactive compounds that are integrated into its overall growth and defense strategies.

Photosynthetic pathway :

C3

Reproduction

The reproduction of Periploca graeca is characterized by a specific seasonal flowering window and highly consistent seed characteristics. The plant typically enters its flowering stage in April and concludes this reproductive phase in June, although the timing can be variable depending on environmental conditions. The seeds produced during this period exhibit extreme uniformity in weight, with a mean seed mass of 0.0114 g. This consistency is absolute, as both the minimum and maximum recorded seed masses are identical at 0.0114 g, indicating a highly stable seed production profile for the species.

Flowering time :

Apr

Flowering time :

Jun

Seed mass mean:

0.0114 g

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Periploca graeca has 1 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include Calogenin 3-O-beta-D-digitalopyranoside 20-O-beta-D-canaropyranoside.

Calogenin 3-O-beta-D-digitalopyranoside 20-O-beta-D-canaropyranoside

1. Journal of natural products

Preparations

Periploca graeca has 1 reported preparations identified across 0 scientific publications and several other databases. The most consistently reported preparations include small branches.

Small branches

1. Journal of natural products