Materia Medica by Cyrus Maxwell Boger
- Caladium Seguinum
- Calcarea Carbonica
- Calcarea Phosphorica
- Camphora
- Cannabis Indica
- Cantharis
- Capsicum Annuum
- Carbo Animalis
- Carbo Vegetabilis
- Causticum
- Chamomilla
- Chelidonium Majus
- China
- Cicuta Virosa
- Cina
- Clematis Erecta
- Cocculus Indicus
- Coffea Cruda
- Colchicum Autumnale
- Colocynthis
- Conium Maculatum
- Crocus Sativus
- Cuprum Metallicum
- Cyclamen Europaeum