Henry Percival Bulmer was a notable figure in the field of botany, particularly known for his work on the flora of New Zealand. He contributed significantly to the understanding of various plant species and their ecological roles within the region. In addition to his botanical research, Bulmer was involved in the study of ethnobotany, which explores the relationship between people and plants. His work helped to document traditional uses of plants by indigenous communities, enhancing the appreciation of cultural heritage and biodiversity in New Zealand.