Zander – Handbook of Plant Names, 19th edition Walter Erhardt / Erich Götz / Siegmund Seybold / Nils Bödeker - Updated nomenclature - More than 20,000 species - 10,000 synonyms - An introduction to botanical nomenclature - Systematic overview of the ferns and flowering plants - Alphabetic overview of genera and species - German, English and French plant names - Authors of plant names
