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Iris spuria, or blue flag, is a species of the genus Iris, part of the subgenus Limniris and the series Spuriae. It is a rhizomatous perennial plant, from Europe, Asia and Africa. It has purple or lilac flowers, and slender, elongated leaves. It is widely cultivated as an ornamental plant in temperate regions and hybridized for use in the garden.
Iris foetidissima L. – Stinking iris, Gladwin iris, stinking gladwin, gladdon, roast-beef plant; Series Hexagonae (known as the Louisiana irises) Iris brevicaulis Raf. – Zigzag iris; Iris fulva Ker-Gawl. – Copper iris; Iris giganticaerulea – Giant blue iris, giant blue flag; Iris hexagona Walt. – Dixie iris; Iris nelsonii Randolph ...
A blue iris with some melanin. The color of blue eyes is due to the Tyndall scattering of light by a translucent layer of turbid media in the iris containing numerous small particles of about 0.6 micrometers in diameter. These particles are finely suspended within the fibrovascular structure of the stroma or front layer of the iris. [9]
The iris of chicken embryos senses short-wavelength light via a cryptochrome, rather than opsins. [31] Research by Margiotta and Howard (2020) shows that the PMTR of the chicken iris striated muscle occurs with CRY gene activation by 430 nm blue light. [ 30 ]
Iris versicolor or Iris versicolour is also commonly known as the blue flag, harlequin blueflag, larger blue flag, northern blue flag, [2] and poison flag, plus other variations of these names, [3] [4] and in Great Britain and Ireland as purple iris. [5] It is a species of Iris native to North America, in the Eastern United States and Eastern ...
“Omega-3 fatty acids reduce inflammation, lower blood pressure and decrease triglycerides, key ingredients for optimum cardiovascular health,” says Patricia Bannan, M.S., RDN, author of From ...
The scale consists of 20 colors [1] (from light blue to dark brown-black) that correspond to the different eye colors observed in nature due to the amount of melanin in the iris (in this case, the lower the number, the lighter the eye color): [2] [3] 1-2: blue iris (1a, 1b, 1c, 2a : light blue iris - 2b: darker blue iris) 3: blue-gray iris