Babington, Charles Cardale
Manual of British Botany : Containing the Flowering Plants and Ferns Arranged According to the Natural Orders
Cambridge University Press, 2013
 Buku Teks SO
Stow, Randolph, 1935-2010
To the Islands
Pan Books, 1982
 Buku Teks SO
Crawfurd, John
A descriptive dictionary of the Indian islands & adjacent countries
Oxford University Press, 1971
 Buku Referensi
Attenborough, David
The private life of plants: flowering
BBC Worldwide Limited, 2005
 Multimedia
Hickey, Michael
100 families of flowering plants
Cambridge University Press, 1981
 Buku Teks SO