http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
an introduction to the nature and work of flowers and the classification of flowering plants
xxiii, 428 pages : frontispiece (portrait) illustrations, diagrams folded plate ; 24 cm.
"Reference books, monographs, manuals, and floras": pages 370-383.
McGraw-Hill publications in the botanical sciences