The Endangered Tennessee Purple Coneflower Echinacea tennesseensis (Asteraceae): Its Ecology and Conservation

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Applications of the Phytomedicine Echinacea purpurea (Purple Coneflower) in Infectious Diseases

Extracts of Echinacea purpurea (EP, purple coneflower) have been used traditionally in North America for the treatment of various types of infections and wounds, and they have become very popular herbal medicines globally. Recent studies have revealed that certain standardized preparations contain potent and selective antiviral and antimicrobial activities. In addition, they display multiple im...

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A C-banded karyotype of mitotic chromosomes in diploid purple coneflower (Echinacea purpurea L.)

BACKGROUND Aneuploid ermpglasm is an important resource for genetic studies and identification of individual chromosomes in the cells of the aneuploid is an important step. The karyotype has already been established for purple coneflower (Echinacea purpurea L.), but due to the high similarity in the morphology of several pairs of chromosomes in this species, it cannot be used to identify indivi...

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Ethephon Can Overcome Seed Dormancy and Improve Seed Germination in Purple Coneflower Species Echinacea angustifolia and E. pallida

Low and erratic seed germination presents a major production problem in the medicinal plants that collectively are called echinacea or purple coneflower (Echinacea angustifolia and E. pallida). In this study, nine seed lots of each E. pallida and E. angustifolia from a wide variety of commercial sources and germplasm collections were collected and treated with a solution of 1.0 mM [144.5 mg·L-1...

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Antioxidant and the antimicrobial activities of aqueous and ethanolic extracts of purple coneflower (Echinacea purpurea L.) against some microbes

Background and Aim: In recent years study of medicinal plants in order to discover new pharmaceutical supplies against microbial strains has been considered very much. The main objective of this study was to evaluate the antioxidant and antimicrobial activities of shoot aqueous and ethanolic extracts of purple coneflower against some gram positive and gram negative bacteria. Methods:This experi...

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Echinacea tennesseensis ethanol tinctures harbor cytokine- and proliferation-enhancing capacities.

BACKGROUND Members of the genus Echinacea are used medicinally to treat upper respiratory infections such as colds and influenza. The aim of the present investigation was to characterize the phytomedicinal properties of the American federally endangered species Echinacea tennesseensis. METHODS Fifty-percent ethanol tinctures were prepared from roots, stems, leaves, and flowers and tested sepa...

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ژورنال

عنوان ژورنال: Native Plants Journal

سال: 2002

ISSN: 1522-8339,1548-4785

DOI: 10.3368/npj.3.1.54