http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
descriptions, synonyms, and cultural details for succulents other than cactaceae
3 volumes (xiii, 1441 pages) : illustrations, portraits, 3 maps (2 folded) ; 25 cm.
v.1. Abromeitiella to Euphorbia.--v.2. Ficus to Zygophyllum.--v.3. Mesembryanthemums (Ficoidaceae)
With contributions by P. R. O. Bally [and others.
Bibliography: volume 3, pages [1439]-1441.