Bulletin of the Natural History Museum. Botany series - Natural History Museum (London, England) (The Natural History Museum, 1999)

Bulletin of the Natural History Museum. Botany series - Natural History Museum (London, England) (The Natural History Museum, 1999)

Bulletin of the Natural History Museum. Botany series - Natural History Museum (London, England) (The Natural History Museum, 1999)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1957)

Contributions from the United States National Herbarium - United States. National Herbarium. (Smithsonian Institution Press, 1957)

Flora Malesiana Series I Spermatophyta - Kebun Raya Indonesia. (Noordhoff-Kolff, 1972)