officinal การใช้

• The vicinities of Yelpin have always been known for their abundance of alpine herbs and officinal plants.
• "' Officinal "'is a term applied in medicine to prescriptions authorized by a pharmacopoeia.
• He was an industrious student of botany, but passed his last years in great penury, earning a scanty living by digging officinal roots for the druggists.
• The dried bark, however, is still an officinal drug and is listed in the modern Chinese materia medica as " chun bai pi " ( ), meaning " white bark of spring ".