http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
the physiology and ecology of floral movements
4 pages ., 3-198 pages : illustrations, 29 plates on 27 ., diagrams ; 26 cm.
by G. W. Goldsmith and A. L. Hafenrichter.
Carnegie Institution of Washington publication ; 420