Between 1862 and 1883 he collaborated with Joseph HOODER to publish Genera Plantarum, a world flora describing 7569 genera and 97000 species, which is considered his greatest achievement.
1862年到1883年中,他和约瑟夫.虎克(JosephHOOKER)合出版了《植物属》一书,表述了当时世界上的7569属97000种植物,这部著被认为是他最伟大的成就。