OCIMUM CANUM
2 sources
OENANTHE CROCATA
2 sources
OLEANDER
2 sources
OLEUM ANIMALE AETHEREUM
1 source
OLEUM JECORIS ASELLI
2 sources
OLEUM SANTALI
1 source
ONISCUS
1 source
ONISCUS ASELLUS
1 source
ONONIS
1 source
ONOSMODIUM
1 source
ONOSMODIUM VIRGINIANUM
1 source
OPERCULINA TURPENTHUM
1 source
OPIUM
3 sources
OPUNTIA
1 source
OPUNTIA FICUS
1 source
OREODAPHNE CALIFORNICA
2 sources
ORIGANUM
1 source
ORIGANUM MAJORANA
1 source
ORNITHOGALUM
1 source
ORNITHOGALUM UMBELLATUM
1 source
OSMIUM
1 source
OSTRYA VIRGINICA
2 sources
OVI GALLINAE PELLICULA
1 source
OVININUM
1 source
OXALIC ACID
1 source
OXALICUM ACIDUM
1 source
OXYDENDRON
1 source
OXYDENRON ARBOREUM
1 source
OXYTROPIS LAMBERTI
2 sources