美国医学主题词表MESH中中草药、药用植物的定义、范畴分类如下：

National Library of Medicine - Medical Subject Headings2016 MeSHMeSH Descriptor Data

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MeSH Tree Structures

Complex Mixtures [D20]				​	​	​	​
Biological Products [D20.215]				​	​	​	​
Plant Preparations [D20.215.784]				​	​	​	​
Plant Extracts [D20.215.784.500]				​	​	​	​
​	Flower Essences [D20.215.784.500.087]				​	​	​
​	Cascara [D20.215.784.500.175]				​	​	​
​	Curare [D20.215.784.500.200]				​	​	​
	中草药  Drugs, Chinese Herbal [D20.215.784.500.350]				​	​	​
​	Grape Seed Extract [D20.215.784.500.400]				​	​	​
​	Ipecac [D20.215.784.500.450]				​	​	​
​	Lecithins [D20.215.784.500.492]				​	​	​
​	Opium [D20.215.784.500.534]				​	​	​
​	Pectins [D20.215.784.500.618]				​	​	​
​	Podophyllin [D20.215.784.500.675]				​	​	​
​	Psyllium [D20.215.784.500.720]				​	​	​
​	Senna Extract [D20.215.784.500.860]				​	​	​

Pharmaceutical Preparations [D26]				​	​	​	​
​	Controlled Substances [D26.049]				​	​	​
​	Cosmeceuticals [D26.074]				​	​	​
​	Counterfeit Drugs [D26.099]				​	​	​
​	Designer Drugs [D26.200]				​	​	​
​	Dosage Forms [D26.255]  +				​	​	​
​	Drug Combinations [D26.310]  +				​	​	​
	中草药  Drugs, Chinese Herbal [D26.335]				​	​	​
​	Drugs, Essential [D26.355]				​	​	​
​	Drugs, Generic [D26.360]				​	​	​
​	Drugs, Investigational [D26.371]				​	​	​
​	Materia Medica [D26.526]				​	​	​
​	Medical Marijuana [D26.528]				​	​	​
​	Nonprescription Drugs [D26.530]  +				​	​	​
​	Nostrums [D26.593]				​	​	​
​	Pharmaceutic Aids [D26.650]  +				​	​	​
​	Pharmaceutical Preparations, Dental [D26.655]				​	​	​
​	Placebos [D26.660]				​	​	​
​	Plant Extracts [D26.667]  +				​	​	​
​	Prescription Drugs [D26.670]				​	​	​
​	Prodrugs [D26.675]				​	​	​
​	Solutions [D26.776]  +				​	​	​
​	Street Drugs [D26.878]  +				​	​	​
​	Veterinary Drugs [D26.939]				​	​	​
​	Xenobiotics [D26.969]				​	​	​

National Library of Medicine - Medical Subject Headings2015 MeSHMeSH Descriptor Data

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MeSH Tree Structures

Eukaryota [B01]				​	​	​	​
Plants [B01.650]				​	​	​	​
​	Chimera [B01.650.085]				​	​	​
​	Glaucophyta [B01.650.232]  +				​	​	​
​	Plant Weeds [B01.650.449]				​	​	​
​	Plants, Edible [B01.650.510]  +				​	​	​
​	Plants, Genetically Modified [B01.650.520]				​	​	​
	药用植物   Plants, Medicinal [B01.650.560]				​	​	​
​	Plants, Toxic [B01.650.660]				​	​	​
​	Rhodophyta [B01.650.700]  +				​	​	​
​	Salt-Tolerant Plants [B01.650.723]				​	​	​
​	Trees [B01.650.915]				​	​	​
​	Viridiplantae [B01.650.940]  +				​	​	​

信息来源

 https://www.nlm.nih.gov/cgi/mesh/2016/MB_cgi?mode=&term=Drugs,+Chinese+Herbal

https://www.nlm.nih.gov/cgi/mesh/2016/MB_cgi?mode=&term=Plants,+Medicinal