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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 Bursera delpechiana (Lignaloe; Linaloe)
P Calathea allouia (Leren; Lleren)
P Catalpa longissima (Spanish oak)
P Catharanthus lanceus (Lanceleaf Periwinkle)
P Catharanthus longifolius (Longleaf Periwinkle)
P Cedrus libani (Cedar of Lebanon)
P Ceratonia siliqua (Carob; Locust Bean; St.John's-Bread)
P Chaenomeles lagenaria (Chinese Quince; Mu-Kua)
P Chamaelirium luteum (Devil's Bit; False Unicorn; Starwort)
P Chenopodium album (Lambsquarter)
P Cinnamomum aromaticum (Canela de la China (Sp.); Canelero chino (Sp.); Canelle de Cochinchine (Fr.); Cannelier Casse (Fr.); Cannelier de Chine )
P Cinnamomum camphora (Camphor; Ho Leaf)
P Cistus ladaniferus (Ambreine; Gum Cistus; Labdanum; Rockrose)
P Citrullus lanatus (Watermelon)