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Echinacea purpurea, the eastern purple coneflower, [4] purple coneflower, hedgehog coneflower, or Echinacea, is a North American species of flowering plant in the family Asteraceae. [5] It is native to parts of eastern North America and present to some extent in the wild in much of the eastern , southeastern and midwestern United States , as ...
Phyllody on a purple coneflower (Echinacea purpurea). Phyllody is the abnormal development of floral parts into leafy structures. It is generally caused by phytoplasma or virus infections, [1] though it may also be because of environmental factors that result in an imbalance in plant hormones. [2]
The genus Echinacea was then formally described by Linnaeus in 1753, and this specimen as one of five species of Rudbeckia, Rudbeckia purpurea. [6] [7] Conrad Moench subsequently reclassified it in 1794 as the separate but related genus, Echinacea, with the single species Echinacea purpurea, [8] [9] so that the botanical authority is given as ...
Such diseases were originally thought to be caused by viruses, which, like phytoplasmas, require insect vectors and cannot be cultured. Viral and phytoplasmic infections share some symptoms. [ 5 ] In 1967, phytoplasmas were discovered in ultrathin sections of plant phloem tissue and were termed mycoplasma-like organisms due to their ...
Echinacea pallida, the pale purple coneflower, [3] is a species of herbaceous perennial plant in the family Asteraceae. It is sometimes grown in gardens and used for medicinal purposes. It is sometimes grown in gardens and used for medicinal purposes.
Rosacea. What it looks like: Rosacea causes redness and thick skin on the face, usually clustered in the center.Easy flushing, a stinging sensation, and small, pus-filled pimples are other common ...
Echinacea purpurea, with purple flowers; Rudbeckia fulgida, with yellow or orange flowers This page was last edited on 25 December 2015, at 04:27 (UTC). Text is ...
Echinacea purpurea: Purple coneflower: This plant and other species of Echinacea have been used for at least 400 years by Native Americans to treat infections and wounds, and as a general "cure-all" . It is currently used for symptoms associated with cold and flu. [56] Echinopsis pachanoi: San Pedro cactus