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Purple bacteria or purple photosynthetic bacteria are Gram-negative proteobacteria that are phototrophic, capable of producing their own food via photosynthesis. They are pigmented with bacteriochlorophyll a or b , together with various carotenoids , which give them colours ranging between purple, red, brown, and orange.
Purple Corn. Purple corn (Spanish: maíz morado) or purple maize is group of flint maize varieties (Zea mays indurata) originating in South America, descended from a common ancestral variety termed "kʼculli" in Quechua. It is most commonly grown in the Andes of Peru, Bolivia and Ecuador.
Purple cauliflower contains anthocyanins. Anthocyanins (from Ancient Greek ἄνθος ( ánthos ) 'flower', and κυάνεος / κυανοῦς ( kuáneos/kuanoûs ) 'dark blue'), also called anthocyans , are water-soluble vacuolar pigments that, depending on their pH , may appear red, purple, blue, or black.
Black rice has a deep black color and usually turns deep purple when cooked. Its dark purple color is primarily due to its anthocyanin content, which is higher by weight than that of other colored grains. It is suitable for creating porridge, dessert, traditional Chinese black rice cake, bread, and noodles.
Poi (food) Poi is a traditional staple food in the Polynesian diet, made from taro . Traditional poi is produced by mashing cooked taro on a wooden pounding board ( papa kuʻi ʻai ), with a carved pestle ( pōhaku kuʻi ʻai) made from basalt, calcite, coral, or wood. [1] [2] Modern methods use an industrial food processor to produce large ...
Ube has stunningly bright purple flesh and a sweet, nutty flavor with hints of vanilla and pistachio, which is why it’s long been a central ingredient in Filipino desserts and some savory dishes.
This substance makes the cochineal insect appear white or grey from the outside, though the body of the insect and its nymphs produces the red pigment, which makes the insides of the insect look dark purple. Adult males can be distinguished from females in that males have wings, and are much smaller. Cochineal on opuntia in California
Tyrian purple (Ancient Greek: πορφύρα porphúra; Latin: purpura), also known as royal purple, imperial purple, or imperial dye, is a reddish-purple natural dye. The name Tyrian refers to Tyre, Lebanon , once Phoenicia .
The red cabbage (purple-leaved varieties of Brassica oleracea Capitata Group) is a kind of cabbage, also known as Blaukraut after preparation. Its leaves are coloured dark red/purple. However, the plant changes its colour according to the pH value of the soil due to a pigment belonging to anthocyanins. [1]
Sprouting broccoli (white or purple) has a larger number of heads with many thin stalks. Purple cauliflower or violet cauliflower is a type of broccoli grown in Europe and North America. It has a head shaped like cauliflower but consists of many tiny flower buds.