Materia Medica by William Boericke
- SABADILLA
- SABAL SERRULATA
- SABINA
- SACCHARUM OFFICINALE
- SALICYLICUM ACIDUM
- SALIX NIGRA
- SALVIA OFFICINALIS
- SAMBUCUS NIGRA
- SANGUINARIA CANADENSIS
- SANGUINARINUM NITRICUM
- SANICULA AQUA
- SANTONINUM
- SAPONARIA OFFICINALIS
- SARCOLACTICUM ACIDUM
- SAROTHAMNUS SCOPARIUS
- SARRACENIA PURPUREA
- SARSAPARILLA OFFICINALIS
- SCROPHULARIA NODOSA
- SCUTELLARIA LATERIFOLIA
- SECALE CORNUTUM
- SEDUM ACRE
- SELENIUM METALLICUM
- SEMPERVIVUM TECTORUM
- SENECIO AUREUS
- SENEGA
- SENNA
- SEPIA OFFICINALIS
- SERUM ANGUILLAE
- SILICEA
- SILPHIUM LACINATUM
- SINAPIS NIGRA
- SKATOLUM
- SKOOKUM CHUCK AQUA
- SOLANUM NIGRUM
- SOLIDAGO VIRGAUREA
- SPIGELIA ANTHELMIA
- SPIRAEA ULMARIA
- SPIRANTHES AUTUMNALIS
- SPONGIA TOSTA
- SQUILLA MARITIMA
- STACHYS BETONICA
- STANNUM METALLICUM
- STAPHYSAGRIA
- STELLARIA MEDIA
- STICTA PULMONARIA
- STIGMATA MAYDIS
- STILLINGIA SILVATICA
- STRAMONIUM
- STRONTIUM CARBONICUM
- STROPHANTHUS HISPIDUS
- STRYCHNINUM PHOSPHORICUM
- STRYCHNINUM PURUM
- STRYCHNOS GAULTHERIANA
- SUCCINUM
- SULFONALUM
- SULPHUR
- SULPHUR IODATUM
- SULPHURICUM ACIDUM
- SULPHUROSUM ACIDUM
- SUMBULUS MOSCHATUS
- SYMPHORICARPUS RACEMOSUS
- SYMPHYTUM OFFICINALE
- SYPHILINUM
- SYZYGIUM JAMBOLANUM