plant iconography would

こっちの点検、いや探検、大冒険もしなければならないんですけどね

http://www.hort.purdue.edu/newcrop/iconography/default.html
The systematic collection of plant iconography would

http://aob.oxfordjournals.org/
Oxford Journals Life SciencesAnnals of Botany

http://special.lib.gla.ac.uk/exhibns/month/oct2002.html

漢字書きにも苦労してますけど
http://www.shuiren.org/chuden/toyoshi/syoseki/chise_ids.html