Flowering plants and ferns of ceylon

Antzeko izenburuak

• Revised catalogue of the indigenous flowering plants and ferns of ceylon
  nork: Willis, J C
  Argitaratua: (1978)
• A revised catalogue of the indigenous flowering plants and ferns of Ceylon
  nork: Willis, J. C.
• Dictionary of the flowering plants and ferns
  nork: Willis, J S
  Argitaratua: (1960)
• Dictionary of flowering plants and ferns
  nork: willis, J C
  Argitaratua: (1973)
• Dictionary of the flowering plants and ferns
  nork: Willis, J C
  Argitaratua: (1973)