the leaves turn yellow in autumn

  • 61Anthocyanin — Not to be confused with Anthocyanidin, their sugar free counterparts. Anthocyanins (from Greek: polytonic|ἀνθός (anthos) = flower + polytonic|κυανός (kyanos) = blue) are water soluble vacuolar pigments that may appear red, purple, or blue… …

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  • 62Plant defense against herbivory — Poison ivy produces urushiol to protect the plant from herbivores. In humans this chemical produces an allergic skin rash, known as urushiol induced contact dermatitis …

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  • 63Leaf — For other uses, see Leaf (disambiguation). The leaves of a Beech tree …

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  • 64Boletus edulis — Boletus edulis …

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  • 65Tea processing — An 1850 illustration of tea cultivation and tea leaf processing Main article: Tea Tea processing is the method in which the leaves from the tea plant Camellia sinensis are transformed into the dried leaves for brewing tea. The categories of tea… …

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  • 66performing arts — arts or skills that require public performance, as acting, singing, or dancing. [1945 50] * * * ▪ 2009 Introduction Music Classical.       The last vestiges of the Cold War seemed to thaw for a moment on Feb. 26, 2008, when the unfamiliar strains …

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  • 67Garden roses — are mostly hybrid roses that are grown as ornamental plants in private or public gardens. They are one of the most popular and widely cultivated group of flowering plants, especially in temperate climates. Numerous cultivars have been produced,… …

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  • 68Liriodendron tulipifera — taxobox name = American Tulip Tree image caption = Liriodendron tulipifera Morton Arboretum acc. 500 67*21 regnum = Plantae unranked divisio = Angiosperms unranked classis = Magnoliids ordo = Magnoliales familia = Magnoliaceae genus =… …

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  • 69Liquidambar styraciflua — Conservation status …

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  • 70Asia — /ay zheuh, ay sheuh/, n. a continent bounded by Europe and the Arctic, Pacific, and Indian oceans. 2,896,700,000; ab. 16,000,000 sq. mi. (41,440,000 sq. km). * * * I Largest continent on Earth. It is bounded by the Arctic Ocean, the Pacific Ocean …

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