Chenopodium quinoa
Chlorella sp.
Chlorella vulgaris
Chondrus crispus
Chrysanthemum morifolium
Cicer arietinum
Cichorium intybus
Cichorium intybus, C. endivia
Cimicifuga racemosa (L) Nutt. [Sin.: Cimicifuga serpentaria Pursh, Actaea racemosa L.]
Cinchona succirubra
Cinnamomum cassia
Cinnamomum sp.
Cinnamomum zeylanicum
Cistus incanus L.
Citrus aurantiifolia (Christm.) Swingle (Sin.: Citrus medica var. acida Brandis)
Citrus aurantium var. amara
Citrus aurantium var. dulcis
Citrus junos Sieb. ex Tanaka (Sin.: Citrus aurantium subsp. junos Makino)
Citrus limon
Citrus nobilis var. deliciosa
Citrus nobilis ve varyeteleri
Citrus paradisi
Citrus reticulata
Citrus sinensis