Thelesperma megapotamicum

Thelesperma megapotamicum · Accepted scientific name

Scientific literature: Very Sparse (0 studies) · ★☆☆☆☆

Thelesperma megapotamicum is a notable botanical species often recognized for its traditional significance in various herbal practices. Historically, the roots of this plant have been utilized by American Indians to prepare specialized medicinal teas. Scientific analysis of these preparations has revealed the presence of specific chemical elements, including arsenic, cadmium, and cobalt. Understanding the composition of the tea is essential for evaluating its overall chemical profile and safety. This plant remains a subject of interest for both ethnobotanical study and chemical investigation.

Quick facts
Synonyms
Bidens Megapotamica · Isostigma Megapotamicum
Common names
Not available
Family
Asteraceae
Distribution
Not available
Plant Parts
Root

Classification

Common Names

Thelesperma megapotamicum is a versatile plant known by a diverse array of traditional and regional names. It is widely recognized by the common name Cota, as well as the Spanish moniker Hierba de San Nicolás. Within various Indigenous cultures, this species carries deep linguistic significance through names such as Ch'ilgohwéhí'deí and Depheh. Additionally, it is sometimes referred to as Hohoise, reflecting the different ways communities identify its presence. These various designations highlight the rich cultural history and widespread use associated with this remarkable plant.

Sources: Catalogue of Life (COL)

Synonyms

Thelesperma megapotamicum is a plant species that has been identified by various scientific names throughout botanical history. In many academic texts, you may encounter it listed under its synonym, Bidens megapotamica. Researchers also frequently refer to this same species as Isostigma megapotamicum depending on the classification system used. These varying names highlight the complex taxonomic relationships and evolving understandings of its biological identity. Recognizing these synonyms is essential for anyone conducting precise botanical research or field studies.

Sources: The World Checklist of Vascular Plants (WCVP)

Taxonomy

Thelesperma megapotamicum is a fascinating botanical species belonging to the kingdom Plantae. Within this vast kingdom, it is specifically categorized under the class Equisetopsida. The plant is further organized into the order Asterales, showcasing its evolutionary connections. It is a distinguished member of the genus Thelesperma, which defines its unique morphological traits. Finally, its taxonomic placement within the family Asteraceae highlights its relationship to a diverse group of flowering plants.

Rank Classification
Kingdom Plantae
Phylum Streptophyta
Class Equisetopsida
Subclass Magnoliidae
Order Asterales
Family Asteraceae
Genus Thelesperma

Sources: The World Checklist of Vascular Plants (WCVP)

Distribution

Geographic Regions

Thelesperma megapotamicum is a plant species with a broad geographic presence spanning across much of Northern America. Its range extends significantly southward into both the northeast and northwest regions of Mexico. Within the United States, the species is particularly well-established throughout the North-Central region. Specifically, it can be found thriving in the landscapes of Kansas and Nebraska. Additionally, its distribution continues southward into the state of Oklahoma, completing a diverse regional footprint.

Sources: The World Checklist of Vascular Plants (WCVP)

Identification

Morphology

Thelesperma megapotamicum is characterized by its distinct growth form as a herbaceous plant. This species functions as a self-supporting organism, maintaining its structure independently within its habitat.

Sources: Global Inventory of Floras and Traits (GIFT)

Biological Activities

Compounds

Conditions

Preparations

Thelesperma megapotamicum is prepared as American Indian tea, a traditional use highlighted in research conducted on the Navajo Reservation. This specific plant is commonly prepared as tea for ingestion by local communities. Because of its role in these dietary practices, the species is frequently categorized and studied as a tea plant. The preparation of this tea involves harvesting edible foliage that can be impacted by local soil contamination. Consequently, understanding how the tea plant is prepared and consumed is vital for assessing the risks associated with metal(loid) intake.

Parts used

Thelesperma megapotamicum is a significant medicinal plant often referred to as American Indian tea. In recent studies conducted on the Navajo Reservation, researchers analyzed various components of the plant to assess environmental contamination. Specifically, the investigation included a detailed examination of the plant's root system alongside its foliage and the surrounding soil. This comprehensive sampling was necessary to determine how heavy metals like cadmium and molybdenum accumulate within different parts of the organism. By studying the roots and leaves, scientists can better understand the risks associated with ingesting tea harvested from areas impacted by mining and traffic.