Hypericum annulatum

Names and Synonyms

Scientific Names

Accepted name

Synonyms

• Hypericum perfoliatum var. annulatum

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant, Hypericum annulatum, belongs to the kingdom Plantae and the phylum Streptophyta. Within the class Equisetopsida and subclass Magnoliidae, it is classified under the order Malpighiales and the family Hypericaceae. Finally, it is identified under the genus Hypericum.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant exhibits a diverse geographical distribution spanning several regions across Europe. In Middle Europe, it can be found within the territories of Germany and Switzerland. Its presence also extends to the Czechia-Slovakia region of the continent. Moving toward the Mediterranean, the species is located in Southwestern Europe on the island of Sardegna. Finally, its range reaches Southeast Europe, where it is documented in Albania.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Life history

The life history of Hypericum annulatum is characterized by its classification as a hemicryptophyte, a growth form where the perennating buds are located at or just below the soil surface. This strategy allows the plant to endure seasonal environmental stresses by protecting its vital reproductive structures beneath the substrate while allowing the aerial parts to emerge during favorable growing periods. As a hemicryptophyte, its life cycle involves a perennial structure that facilitates regrowth after dormant phases, distinguishing it from purely ephemeral therophytes or more permanent phanerophytes. This specific life form enables the plant to navigate fluctuating climatic conditions, ensuring its survival through cycles of vegetative growth and seasonal senescence.

Life form :

hemicryptophyte

Morphology

The morphology of Hypericum annulatum is characterized by a growth form classified as a herb, exhibiting a non-woody structure throughout its development. As a terrestrial plant, it does not inhabit aquatic or semiaquatic environments, nor does it function as an epiphyte. The species is a self-supporting organism, meaning it lacks the climbing habits of obligate or facultative climbers, and it maintains an independent biological existence, functioning as an independent plant rather than a parasite.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

herb

Parasite :

independent

Woodiness :

non-woody

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Hypericum annulatum has 8 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include CHLOROGENIC ACID, Epicatechin, Hyperoside, RUTIN, hyperforin.

CHLOROGENIC ACID

1. Journal of pharmaceutical and biomedical analysis

Epicatechin

1. Journal of pharmaceutical and biomedical analysis

Hyperoside

1. Journal of pharmaceutical and biomedical analysis

RUTIN

1. Journal of pharmaceutical and biomedical analysis

hyperforin

1. Journal of pharmaceutical and biomedical analysis

hypericin

1. Journal of pharmaceutical and biomedical analysis

quercetin

1. Journal of pharmaceutical and biomedical analysis

quercitrin

1. Journal of pharmaceutical and biomedical analysis