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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 ...
The flower heads are from 3 ⁄ 4 to 3 inches (1.9 to 7.6 cm) wide with pale rose-purple or nearly white ray florets. The flowers have white pollen. Echinacea pallida blooms from May into July. [3] The fruits are cypselae and are tan or bi-colored with angled edges. [3] [4]
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 ...
Echinacea paradoxa, the yellow coneflower, [2] Bush's purple coneflower, [3] or Ozark coneflower, [4] is a North American species of flowering plant in the family Asteraceae. It is native to southern Missouri , Arkansas , and south-central Oklahoma .
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Echinacea angustifolia. Echinacea angustifolia, the narrow-leaved purple coneflower or blacksamson echinacea, [2] is a species of flowering plant in the family Asteraceae.It is native to North America, where it is widespread across much of the Great Plains of central Canada and the central United States, with additional populations in surrounding regions.
The Echinacea are a superorder of sea urchins. They are distinguished by the presence of a rigid test, with ten buccal plates around the mouth, and solid spines. Unlike some other sea urchins, they also possess gills. The group is a large one, with species found worldwide.
Echinacea laevigata is a rhizomatous perennial herb that resembles its close relative, the common echinacea (Echinacea purpurea). The two can be told apart by the leaves, which are cordate (heart-shaped) in the common species. [1] [3] [6] E. laevigata grows up to about 1.5 meters (5 feet) in height with a mostly naked, smooth, leafless stem ...