Gunnera perpensa

Gunnera perpensa, commonly known as "palo de yerba," is a perennial herb native to South America. Renowned in traditional medicine, it is frequently utilized for its purported antimicrobial and anti-inflammatory properties. Often used in decoctions, this plant plays a vital role in various folk remedies across diverse regional cultures.

  • Scientific name: Gunnera perpensa
  • Family: Gunneraceae
  • Native range: Africa

Taxonomical Classification

This plant belongs to the kingdom Plantae and is classified under the phylum Streptophyta within the class Equisetopsida. It is further categorized into the subclass Magnoliidae and the order Gunnerales. Finally, it is a member of the family Gunneraceae and falls under the genus Gunnera.

Rank Classification Source
Kingdom Plantae WCVP
Phylum Streptophyta WCVP
Class Equisetopsida WCVP
Subclass Magnoliidae WCVP
Order Gunnerales WCVP
Family Gunneraceae WCVP
Genus Gunnera WCVP

Common Names

This plant, Gunnera perpensa, is known by various regional names depending on the linguistic context. In English, it is frequently referred to as Peruvian rhubarb, while in Spanish, it is commonly called ruibarbo peruano. In Portuguese, the plant is known as ruibarbo peruano, reflecting its widespread recognition across South American territories.
Language Common Name Source

Distribution

This plant exhibits a specific distribution across various regions of the African continent. In West-Central Tropical Africa, it can be found inhabiting the territories of Burundi, Rwanda, and the DR Congo. Moving toward the northeast, its presence extends into the country of Ethiopia. The range also encompasses the areas of Sudan and South Sudan within Northeast Tropical Africa. Together, these locations define the primary geographical footprint of this medicinal species.

Region Area Source
West-Central Tropical Africa Burundi WCVP
West-Central Tropical Africa Rwanda WCVP
West-Central Tropical Africa DR Congo WCVP
Northeast Tropical Africa Ethiopia WCVP
Northeast Tropical Africa Sudan-South Sudan WCVP
East Tropical Africa Tanzania WCVP
South Tropical Africa Mozambique WCVP
South Tropical Africa Zimbabwe WCVP
Southern Africa Cape Provinces WCVP
Southern Africa Lesotho WCVP

Plant Parts

This plant, Gunnera perpensa, is a medicinal herb where the primary therapeutic component is found within its underground structures. The most significant parts used for medicinal purposes are the rhizomes, which are thick, fleshy stems that grow horizontally beneath the soil surface. When prepared for traditional remedies, these dry rhizomes are often processed to extract their active compounds, providing the essential medicinal properties characteristic of the species.
Total parts
2
Scientific sources
2
Plant Part Sources Confidence
dry rhizomes 1 ★☆☆☆☆
Rhizome 1 ★☆☆☆☆

Chemicals

Gunnera perpensa has 5 reported phytochemicals identified across 5 scientific publications and several other databases. The most consistently reported chemicals include lactic acid, punicalagin, punicalin, pyrogallol, succinic acid.

Total chemicals
5
Scientific sources
5

Most Reported Compounds

Compound Sources Confidence
lactic acid 1 ★☆☆☆☆
punicalagin 1 ★☆☆☆☆
punicalin 1 ★☆☆☆☆
pyrogallol 1 ★☆☆☆☆
succinic acid 1 ★☆☆☆☆

Activities

Gunnera perpensa has 2 reported activities identified across 2 scientific publications and several other databases. The most consistently reported activities include Antioxidant, Uterotonic.

Total activities
2
Scientific sources
2

Most Reported Activities

Activity Sources Confidence
Antioxidant 1 ★☆☆☆☆
Uterotonic 1 ★☆☆☆☆

Medicinal Uses

Gunnera perpensa has 7 reported medicinal uses identified across 7 scientific publications and several other databases. The most consistently reported uses include AChE, Candida albicans, cell proliferation, endometritis, gram-negative bacteria.

Total uses
7
Scientific sources
7

Most Reported Uses

Use Sources Confidence
AChE 1 ★☆☆☆☆
Candida albicans 1 ★☆☆☆☆
cell proliferation 1 ★☆☆☆☆
endometritis 1 ★☆☆☆☆
gram-negative bacteria 1 ★☆☆☆☆
gram-positive bacteria 1 ★☆☆☆☆
venereal diseases 1 ★☆☆☆☆