Taksonomi Tumbuhan

Linnaean Collection
http://www.linnean-online.org/

Leiden herbarium
http://www.nhn.leidenuniv.nl/index.php/ 

Lipi
http://biologi.lipi.go.id/bio_indonesia/index.php

kew herbarium
http://www.kew.org/collections/herbcol.html

video proses mounting
http://www.youtube.com/watch?v=35qgfShomYY

http://www.botanicalkeys.co.uk/flora/

Lihat buku plant systematic, flora malesiana, plant taxonomy and biosystematic