Why are there Lime trees that don't grow limes and indeed lime leaves that also don't come from either plant?

Kafir lime leaves used in cooking Limes green citrus fruit Lime trees that grow in cities Lime white powder made from limestone used in lime mortar stone building or limewash or spread on land We need a relationship network map? Venn diagram? Kafir lime leaves used in cooking Limes green citrus fruit https://bloomboxclub.ie/blogs/news/types-of-lime-trees Mexican limes, Persian limes, Kafir limes(fruit and leaves used), Key limes Thank you Wikipedia disambiguation page! Covers everything https://en.m.wikipedia.org/wiki/Lime Lime most commonly refers to: Lime (fruit), a green citrus fruit Lime (material), inorganic materials containing calcium, usually calcium oxide or calcium hydroxide Lime (color), a color between yellow and green Lime may also refer to: Botany Australian lime, a species of Citrus native to Australia and Papua New Guinea Key lime, a citrus hybrid with a spherical fruit Persian lime, a citrus fruit species of hybrid origin Tilia, a genus of trees known in Britain as lime trees, lime-wood, basswood, or linden Wild lime or Zanthoxylum fagara, a green fruit native to the Americas Chemistry Agricultural lime, a soil additive containing calcium carbonate and other ingredients Birdlime, a sticky substance spread on branches to trap small birds Calcium hydroxide, a.k.a. slaked lime, slack lime, limewater, pickling lime or hydrated lime Hydraulic lime, used to make lime mortar Limewater, saturated calcium hydroxide solution Calcium oxide, a.k.a. burnt lime or quicklime Also, Italian .. https://en.m.wikipedia.org/wiki/Limes Limes may refer to the Latin word for limit which refers to: Limes (Roman Empire), a border marking and defense system of the ancient Roman Empire Limes (magazine), an Italian geopolitical magazine And then there's Lyme disease, an infectious disease carried by ticks caused by bacteria of the genus Borrelia https://en.m.wikipedia.org/wiki/Lyme Zanthoxylum fagara or wild lime, is a species of flowering plant that—despite its name—is not part of the genus Citrus with real limes and other fruit, but is a close cousin in the larger citrus family, Rutaceae. It is more closely related to Sichuan pepper. Australian limes former Eremocitrus Citrus glauca former Microcitrus Citrus warburgiana Citrus inodora Citrus maideniana Citrus garrawayi Citrus australasica Citrus australis Persian lime (Citrus × latifolia), also known by other common names such as seedless lime, Bearss lime and Tahiti lime, is a citrus fruit species of hybrid origin, known only in cultivation. The Persian lime is a triploid cross between Key lime (Citrus × aurantiifolia) and lemon (Citrus × limon). The Key lime or acid lime (Citrus × aurantiifolia or C. aurantifolia) is a citrus hybrid (C. hystrix × C. medica) native to tropical Southeast Asia. It has a spherical fruit, 2.5–5 centimetres (1–2 inches) in diameter. The Key lime is usually picked while it is still green, but it becomes yellow when ripe. Citrus hystrix, called the kaffir lime, Thai lime or makrut lime, (US: /ˈmækrət/, UK: /məkˈruːt/) is a citrus fruit native to tropical Southeast Asia. The citron (Citrus medica), historically cedrate, is a large fragrant citrus fruit with a thick rind. It is said to resemble a 'huge, rough lemon'. It is one of the original citrus fruits from which all other citrus types developed through natural hybrid speciation or artificial hybridization. The lemon (Citrus × limon) is a species of small evergreen tree in the Citrus genus of the flowering plant family Rutaceae, native to Asia, including Northeast India where it was first grown. It is a hybrid of the citron and the bitter orange. The bitter orange, sour orange, Seville orange, bigarade orange, or marmalade orange is the hybrid citrus tree species Citrus × aurantium, and its fruit. It is native to Southeast Asia and has been spread by humans to many parts of the world. It is a cross between the pomelo, Citrus maxima, and the wild type mandarin orange, Citrus reticulata. The bitter orange is used to make essential oil, used in foods, drinks, and pharmaceuticals. The Seville orange is prized for making British orange marmalade. https://en.m.wikipedia.org/wiki/Citrus https://en.m.wikipedia.org/wiki/Citrus_taxonomy https://www.nationalgeographic.com/magazine/article/explore-food-citrus-genetics Citrus have come from just three (or five) primary ancestors: citrons, pomelos, and mandarins, all native to South and East Asia. Fruits’ family tree Scientists have used genetic research from the past and present to chart the lineage of the Citrus genus. Tilia is a genus of about 30 species of trees or bushes, native throughout most of the temperate Northern Hemisphere. The tree is known as linden for the European species, and basswood for North American species.[ In Great Britain and Ireland they are commonly called lime trees, although they are not related to the citrus lime. "Lime" is an altered form of Middle English lind, in the 16th century also line, from Old English feminine lind or linde, Proto-Germanic *lindō (cf. Dutch[8]/German Linde, plural Linden), cognate to Latin lentus "flexible" and Sanskrit latā "liana". Within Germanic languages, English "lithe" and Dutch/German lind for "lenient, yielding" are from the same root. "Linden" was originally the adjective, "made from linwood or lime-wood" (equivalent to "wooden" or "oaken"); https://en.m.wikipedia.org/wiki/Lime_(material) Lime is an inorganic material composed primarily of calcium oxides and hydroxides. It is also the name for calcium oxide which occurs as a product of coal-seam fires and in altered limestone xenoliths in volcanic ejecta. The International Mineralogical Association recognizes lime as a mineral with the chemical formula of CaO. The word lime originates with its earliest use as building mortar and has the sense of sticking or adhering. https://www.etymonline.com/word/lime lime (n.1) "chalky, sticky mineral used in making mortar," from Old English lim "sticky substance, birdlime;" also "mortar, cement, gluten," from Proto-Germanic *leimaz (source also of Old Saxon, Old Norse, Danish lim, Dutch lijm, German Leim "birdlime"), from PIE root *(s)lei- "slime, slimy, sticky" (source also of Latin limus "slime, mud, mire," linere "to smear;" see slime (n.)).