New York: William Wood and Company, (1884). Hardcover - A rather scarce American colorplate work of medical botany. a title in Wood's Library of Standard American Authors. Among other things, Johnson was a lecturer on medical botany at the Medical department of the City University of New York. Notable for its Illustrated with nine striking chromolithographs [including frontispiece] by H. Benke and numerous black and white illustrations throughout the text. Not in Bennett, nor in McGrath. Index. xi, 292 pp