Contains sections on the historical aspects of plant collecting on Mount Kinabalu, a biographical sketch of two of the most important collectors, Mary Strong and Joseph Clemens, to whom the book is dedicated, analysis of the collections, elevational distribution of the dicotyledons, a list of cultivated and introduced dicots, enumeration of the species, and indexes to numbered collections. Information is provided for each species on literature, habit, habitat, elevation range, and specimens upon which the study is based.