Columbia subject headings:
Botany, Economic--Asia--History.
Meyer, Frank Nicholas.
Plant collectors--United States--Biography.
Plant introduction--United States--History.
United States. Department of Agriculture--Officials and employees--Biography.
Harvard subject headings:
Botany, Economic--Asia--History.
Meyer, Frank Nicholas.
Plant collectors--United States--Biography.
Plant introduction--United States--History.
United States. Department of Agriculture--Officials and employees--Biography.
Princeton subject headings:
Botany, Economic--Asia--History.
Meyer, Frank Nicholas.
Plant collectors--United States--Biography.
Plant introduction--United States--History.
United States. Department of Agriculture--Officials and employees--Biography.