Ruehssia zehntneri

Names and Synonyms

Scientific Names

Accepted name

Synonyms

• Marsdenia zehntneri

Sources: Wikidata

Taxonomical Classification

This plant, Ruehssia zehntneri, belongs to the kingdom Plantae and the phylum Streptophyta. Within the class Equisetopsida and subclass Magnoliidae, it is categorized under the order Gentianales. Finally, it is classified under the family Apocynaceae and the genus Ruehssia.

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

This plant, Ruellia zehnneri, exhibits a specific range of occurrence across the diverse landscapes of Brazil. Its natural habitat extends into the West-Central region, where it integrates into the local ecosystems. Furthermore, the species can be found growing within the distinct environmental conditions of Brazil's Northeast. The distribution also reaches into the Southeast, demonstrating a broad presence across these varied territories. Ultimately, these three distinct areas define the primary geographical footprint of this medicinal species.

Sources: The World Checklist of Vascular Plants (WCVP)

Botanical Identification

Ecology

The ecology of Ruellia zehnneri is fundamentally defined by its adaptation to the Caatinga (strictu sensu) biome, a semi-arid region characterized by seasonal rainfall and high temperatures. Within this specific habitat, the species has evolved to thrive in a landscape of deciduous shrublands and thorny forests, where survival depends on managing intense solar radiation and periodic droughts. The plant's presence in the Caatinga strictu sensu suggests a specialized niche where it interacts with the unique soil compositions and xeric vegetation typical of the Brazilian Northeast, likely playing a role in the local pollination networks and contributing to the complex biotic interactions of this drought-resilient ecosystem.

Habitat :

Caatinga (stricto sensu)

Morphology

The morphology of Ruehssia zehntneri is characterized by a shrub growth form that exhibits a woody structure. This species is fundamentally terrestrial in its habitat, lacking aquatic or semiaquatic tendencies, and does not function as an epiphyte. In terms of its structural support and life strategy, it is a self-supporting plant rather than a climber, and it maintains an independent existence as a non-parasitic organism.

Aquatic :

terrestrial

Climber :

self-supporting

Epiphyte :

terrestrial

Growth form :

shrub

Parasite :

independent

Woodiness :

woody

Sources: Global Inventory of Floras and Traits (GIFT)

Chemicals

Ruehssia zehntneri has 1 reported phytochemicals identified across 0 scientific publications and several other databases. The most consistently reported chemicals include Betulin.

Betulin

1. Planta

Preparations

Ruehssia zehntneri has 1 reported preparations identified across 0 scientific publications and several other databases. The most consistently reported preparations include latex.

Latex

1. Planta