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Arrangement and Care of Specimens

Specimens in the TWU Herbarium are arranged alphabetically by families and genera to facilitate quick and easy access. Specimens will be stored in airtight, insect-proof herbarium cases geographically arranged, as stated above. An updatable Curation Table database will record information on families and genera that need and have been receiving curational treatment, such as backlog mounting, literature extraction, databasing, etc. The following issues are to be taken into consideration on curating activities:(1) revisiting identification and annotating name changes; update names to the contemporary standards and apply correct botanical names to the specimens; (2) extract unidentified, suspected misidentified, and other problem specimens and file them under In Work; (3) remounting/mounting on acid-free herbarium paper; (4) extract and annotate type specimens; (5) rearrange mixed collections and make new regional folders.

The following areas must be taken into consideration when caring for of the collection: 

  • Pest control - prevention and treatment: All incoming material is fumigated or dry-frozen prior to entering the collection storage area to minimize the potential for insect infestation. Periodic checks are conducted to detect signs of infestation. Should such signs become evident, the affected areas are treated in the appropriate manner.
  • Fire prevention;
  • Adequate and appropriate storage space;
  • Shipping and receiving of specimens;
  • Discarding specimens.
 

Page last updated December 14, 2005

The TWU Herbarium
Biology Department
GRB 324
PO Box 425799
Denton, TX 76204
940.898.2351 | fax 940.898.2382
 
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