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[2] [4] They are commonly known as ivory palms, ivory-nut palms or tagua palms (/ ˈ t ɑː ɡ w ə, ˈ t æ ɡ-/); the scientific name Phytelephas means "plant ivory" or more literally, "plant elephant". This and the first two of the common names refer to the very hard white endosperm of their seeds (tagua nuts or jarina seeds), which ...
This ivory will be occasionally marked synthetic while "French Ivory" or "India Ivory" are common marks. It can be distinguished from natural ivory due to its lighter weight and more even coloring. [5] Cellulose nitrate can be identified with a chemical spot test using diphenylamine. This ivory can degrade and produce acidic and oxidizing nitrogen.
Biodiversity plays a vital role in maintaining human and animal health because numerous plants, animals, and fungi are used in medicine to produce vital vitamins, painkillers, antibiotics, and other medications. [1] [2] [3] Natural products have been recognized and used as medicines by ancient cultures all around the world. [4]
Plant health includes the protection of plants, as well as scientific and regulatory frameworks for controlling plant pests or pathogens. [1] Plant health is concerned with: Ecosystem health with a special focus on plants; Tree health; The control of plant pests; The control of plant pathology
An early use of vegetable ivory, attested from the 1880s, was the manufacture of buttons.The material is called corozo or corosso when used in buttons.Rochester, New York was a center of manufacturing where the buttons were "subjected to a treatment which is secret among the Rochester manufacturers", presumably improving their "beauty and wearing qualities". [5]
Ivory has been valued since ancient times in art or manufacturing for making a range of items from ivory carvings to false teeth, piano keys, fans, and dominoes. [9] Elephant ivory is the most important source, but ivory from mammoth, walrus, hippopotamus, sperm whale, orca, narwhal and warthog are used as well.
The palm tree Phytelephas aequatorialis, commonly known as Ecuadorian ivory palm, is the main source of Ecuadorean vegetable ivory or tagua, a botanical alternative to ivory. It is found in the tropical rainforests of the western Andean slopes of Ecuador. It has a woody trunk which can grow to 20 m in height and very long pinnate leaves.
illustration. Ivory sedge is a clump-forming sedge that spreads gradually by slender, light brown rhizomes to form colonies. [1] It has narrow leaves, 0.2 to 1 mm (0.008 to 0.039 in) wide and 3 to 21 cm (1 to 8 in) long, that grow from the base of the plant and alternately on the culms (stems).