Columbia subject headings:
Baytop, Turhan.
Botanists--Turkey--Biography.
Botany--Turkey--History.
Plant collecting--Turkey--History.
Harvard subject headings:
Baytop, Turhan.
Botanists--Turkey--Biography.
Botany--Turkey--History.
Plant collecting--Turkey--History.
Princeton subject headings:
Baytop, Turhan.
Botanists--Turkey--Biography.
Botany--Turkey--History.
Plant collecting--Turkey--History.