author
b. 1878
Best remembered for a practical early-20th-century study of medicinal plants, this little-known scientific writer focused on the microscopic structure of botanical drugs. His surviving work still appeals to readers interested in botany, pharmacognosy, and the history of plant science.

by William James Mansfield
William James Mansfield was born in 1878 and is known today for Histology of Medicinal Plants, published in 1916. The book presents a hands-on study of plant tissues and anatomy, especially in plants used for medicine, and was written for students and others working in botanical or laboratory settings.
Reliable biographical details about Mansfield are surprisingly scarce in widely available sources. From the records and library listings that are easy to confirm, he appears to have been a specialized scientific author rather than a widely profiled public figure, and his reputation rests mainly on this focused contribution to botanical literature.
That narrow but useful legacy gives his work a lasting place in the history of pharmacognosy. Readers coming to Mansfield now will find a careful, technical guide from a period when close observation under the microscope was central to the study and identification of medicinal plants.