Cinema (exudate)

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Outflowing cinema of Corymbia calophylla
Dried cinema

Kino is a thick, honey-like, balsam-like, vegetable, mostly yellow to red exudate from the wood and the bark of various tree species. Mainly that cinema of species of the Bloodwood genera Pterocarpus and Corymbia from Africa, Asia and Australia is understood by it. But many other tree species also provide Kino, such as Eucalyptus camaldulensis , Butea monosperma , Coccoloba uvifera or various Angophora species.

Kino is not a juice or an actual resin , gum , or balsam , it is condensed tannins . The cinema serves the plants as a defense against insect pests. It is similar or seldom the same as dragon blood resin . However, some Kino varieties, such as Pterocapus officinalis or Croton species, provide dragon's blood resin.

Australian cinema of Corymbia , Angophora and Eucalyptus species is also called "Red Gum" or "Botany Bay Cinema". However, red acaroid resin is also known technically as "Red Gum" or "Gum acroides" (CAS No. 9000-20-8). It is therefore not to be confused.

Kino is used medicinally and as a dye or as a tanning agent.

Individual evidence

  1. ^ William E. Hillis: Heartwood and Tree Exudates. Springer, 1987, ISBN 978-3-642-72536-4 (reprint), pp. 44 f, 50 f.
  2. Karl Dieterich: Analysis of the resins balms and gum resins. Springer, 1900, ISBN 978-3-662-01968-9 (reprint), p. 156 f.
  3. G. Frerichs, G. Arends, H. Zörnig: Hagers Handbook of Pharmaceutical Practice. Second volume, Springer, 1938, ISBN 978-3-642-88874-8 (reprint), p. 30 f.
  4. ^ PH List, L. Hörhammer: Handbook of Pharmaceutical Practice. Volume 5: Chemicals and Drugs (H-M), 4th edition, Springer, 1976, ISBN 978-3-642-65644-6 (reprint), p. 406.
  5. Ch. Williams: Medicinal Plants in Australia. Volume 2: Gums, Resins, Tannin and Essential Oils , Rosenberg, 2011, ISBN 978-1-8770-5894-3 , pp. 75-78.
  6. ^ KL Kosanke, BJ Kosanke, BT Sturman, RM Winokur: Encyclopedic Dictionary of Pyrotechnics. Part 3: P – Z , PyroLabs, 2012, ISBN 978-1-889526-21-8 , p. 931 f.