Pega-pega

Names and Synonyms

Common Names

• Pega-pega

Scientific Names

Accepted name

Synonyms

• Eupatorium reticulatum
• Eupatorium salvia
• Uncasia salvia

Sources: Wikidata, Catalogue of Life

Taxonomical Classification

This plant belongs to the kingdom Plantae and the phylum Streptophyta. It is classified under the class Equisetopsida and the subclass Magnoliidae, falling within the order Asterales. Finally, it is a member of the family Asteraceae and is categorized under the genus Aristeguietia.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant, Aristeguietia salvia, possesses a very specific and restricted natural range. Its geographical distribution is concentrated within the southern portion of the South American continent. More precisely, the species is found inhabiting the central regions of Chile. Because it is localized to this particular area, it is considered an endemic element of the local flora. Consequently, the plant's presence is defined by the unique climatic conditions of central Chile.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Aristeguietia salvia is characterized by its adaptation to low-altitude environments, specifically occupying a niche within a coastal or lowland tropical range. The species thrives within a defined vertical distribution, spanning an elevational range from a minimum of 0 m AMSL to a maximum of 200 m AMSL. This distribution suggests a preference for lowland habitats, likely characterized by higher ambient temperatures and specific humidity levels consistent with near-sea-level ecosystems. By inhabiting these lower reaches, the plant occupies a distinct ecological zone that dictates its interaction with local soil compositions, light availability, and the specific microclimates found in low-lying tropical or subtropical regions.

Elevational range max:

200 m AMSL

Elevational range min:

0 m AMSL

Life history

The life history of Aristeguietia salvia is characterized by a perennial lifecycle, allowing the plant to persist across multiple growing seasons. In terms of its structural growth and survival strategies, it exhibits complex life form classifications, manifesting as both a phanerophyte and a nanophanerophyte depending on its developmental stage and environmental adaptations.

Life form :

nanophanerophyte

Life form :

phanerophyte

Lifecycle :

perennial

Morphology

The morphology of Aristeguietia salvia is characterized by a woody growth form, specifically manifesting as a shrub. As a self-supporting plant, it does not exhibit climbing behaviors such as a liana or vine, nor does it function as an obligatory or facultative climber. In terms of its ecological niche and substrate relationship, the species is terrestrial rather than aquatic or semiaquatic, and it grows as a terrestrial organism rather than acting as an epiphyte. Furthermore, the plant is biologically independent, showing no parasitic tendencies, and its structural integrity is defined by its woody nature.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

shrub

Parasite :

independent

Woodiness :

woody

Reproduction

The reproduction of Aristeguietia salvia is characterized by the production of highly minute seeds that exhibit specific quantitative variations in weight. The seed mass within a population shows a narrow distribution, with a calculated mean seed mass of 0.000575 g. This measurement is bounded by a minimum seed mass of 0.00054 g and reaches a maximum seed mass of 0.00061 g. These precise measurements indicate a consistent level of investment in individual propagules, ensuring a standardized seed size across the reproductive cycle of the species.

Seed mass max:

0.00061 g

Seed mass mean:

0.000575 g

Seed mass min:

0.00054 g

Sources: Global Inventory of Floras and Traits (GIFT)

Plant Parts

Aristeguietia salvia has 1 reported plant parts identified across 1 scientific publications and several other databases that are studied for medicinal purposes. The most consistently reported plant part include leaf.

Leaf

1. Journal of ethnopharmacology

Chemicals

Aristeguietia salvia has 2 reported phytochemicals identified across 1 scientific publications and several other databases. The most consistently reported chemicals include Salvic acid, acetate.

Salvic acid

1. Journal of ethnopharmacology

acetate

1. Journal of ethnopharmacology

Preparations

Aristeguietia salvia has 2 reported preparations identified across 1 scientific publications and several other databases. The most consistently reported preparations include crude extract, resinous exudate.

Crude extract

1. Journal of ethnopharmacology

Resinous exudate

1. Journal of ethnopharmacology