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Dr. Duke's Phytochemical and Ethnobotanical databases facilitate in-depth plant, chemical, bioactivity, and ethnobotany searches using scientific or common names. Search results can be downloaded in PDF or spreadsheet form. Of interest to pharmaceutical, nutritional, and biomedical research, as well alternative therapies and herbal products.

Key: A= Biological Activity C= Chemical E= Ethnobotany Plant P= Plant S= Syndrome U= Ethnobotany Use
P Asarum canadense (Wild Ginger)
P Asclepias syriaca (Milkweed)
P Asiasarum sieboldii (Siebold's Wild Ginger)
P Asimina triloba (Pawpaw)
P Asparagus lucidus (Lucid Asparagus)
P Asparagus officinalis (Asparagus)
P Astragalus gummifer (Gum Tragacanth; Tragacanth)
P Astragalus membranaceus (Huang Qi; Huang-Chi)
P Atractylodes lancea (Cang Zhu)
P Atractylodes ovata (Bai-Zhu; Pai-Chu)
P Atropa bella-donna (Belladonna)
P Avena sativa (Oats)
P Averrhoa bilimbi (Bilimbi; Limon chino)
P Averrhoa carambola (Carambola; Star Fruit)