Columbia subject headings:
Harvard subject headings:
Begoniaceae--Identification.
Begoniaceae--Nomenclature.
Begoniaceae--Pictorial works.
Begoniaceae--Type specimens--Pictorial works.
Plants--Type specimens--Pictorial works.
Princeton subject headings:
Begoniaceae--Identification.
Begoniaceae--Nomenclature.
Begoniaceae--Pictorial works.
Plants--Type specimens--Pictorial works.