Skip to main content
U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Search help
2 results
  1. 2019New_Mesh_Tree_Hierarchy.txt 
    https://www.nlm.nih.gov/.../download/2019New_Mesh_Tree_Hierarchy.txt
    ... Bornanes D02.455.849.575.781.234.326 Camphor D02.455.849.575.781.500 Mecamylamine D02. ... D02.522.352.867 Trifluperidol D02.522.376 Camphor D02.522.400 Cyclohexanones D02.522.400.850 ...
  2. Colonialism and the Plant Hunters – Circulating Now from the NLM Historical Collections 
    https://circulatingnow.nlm.nih.gov/...onialism-and-the-plant-hunters
    ... of valuable spices such as cinnamon, cloves, and camphor in Asia. In the West, colonial powers hoped ... ginger to coconut and aloe. He showed that camphor came from the sap of a tree and ...