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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 Apocynum androsaemifolium (Bitterroot; Spreading Dogbane)
P Apocynum cannabinum (Bitterroot; Spreading Dogbane)
P Aquilaria agallocha (Lignum Aloe)
P Aquilegia vulgaris (Columbine)
P Arachis hypogaea (Groundnut; Peanut)
P Aralia cordata (Udo)
P Araucaria bidwillii (Monkey puzzle)
P Arbutus unedo (Arbutus; Strawberry Tree)
P Arctium lappa (Burdock; Gobo; Great Burdock)
P Arctostaphylos uva-ursi (Bearberry; Uva Ursi)
P Ardisia japonica (Marlberry)
P Areca catechu (Betel Nut; Pin-Lang)
P Arecastrum romanzoffianum (Feathery coconut; Queen palm)
P Argemone mexicana (Prickly Poppy)
P Argyreia nervosa (Silver Morning Glory; Wood Rose)
P Argyreia speciosa (Elephant Creeper)
P Arisaema consanguineum (Chinese Jack-In-The-Pulpit)
P Arisaema triphyllum (Jack-In-The-Pulpit)