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The purple frog (Nasikabatrachus sahyadrensis), Indian purple frog, or pignose frog is a frog species of the genus Nasikabatrachus. It is endemic to the Western Ghats in India . Although the adult frog was formally described in October 2003, [ 2 ] the juvenile form of the species was described earlier in 1917.
Peltogyne, commonly known as purpleheart, violet wood, amaranth and other local names (often referencing the colour of the wood) is a genus of 23 species of flowering plants in the family Fabaceae; native to tropical rainforests of Central and South America; from Guerrero, Mexico, through Central America, and as far as south-eastern Brazil.
Purple bacteria have evolved effective strategies for photosynthesis in extreme environments, in fact they are quite successful in harsh habitats. In the 1960s the first halophiles and acidophiles of the genus Ectothiorhodospira were discovered.
Dioscorea alata – also called ube (/ ˈ uː b ɛ,-b eɪ /), ubi, purple yam, or greater yam, among many other names – is a species of yam (a tuber).The tubers are usually a vivid violet-purple to bright lavender in color (hence the common name), but some range in color from cream to plain white.
The flowers are green to white, followed by berries which ripen through red to purple to almost black which are a food source for songbirds such as gray catbird, northern mockingbird, northern cardinal, and brown thrasher, as well as other birds and some small non-avian animals (i.e., for species that are unaffected by its mammalian toxins).
Ternary plot of different colors of Ag–Au–Cu alloys. Colored gold is the name given to any gold that has been treated using techniques to change its natural color. Pure gold is slightly reddish yellow in color, [1] but colored gold can come in a variety of different colors by alloying it with different elements.
Echinacea purpurea, the eastern purple coneflower, [3] purple coneflower, hedgehog coneflower, or echinacea, is a North American species of flowering plant in the family Asteraceae. [4] It is native to parts of eastern North America [ 5 ] and present to some extent in the wild in much of the eastern, southeastern and midwestern United States as ...
The purplish-black color of solid potassium permanganate, and the intensely pink to purple color of its solutions, is caused by its permanganate anion, which gets its color from a strong charge-transfer absorption band caused by excitation of electrons from oxo ligand orbitals to empty orbitals of the manganese(VII) center.