Geographical distribution, Ethiopia, Sudan, South Sudan, Phytogeography, Botany, History of, Floras, Vegetation, Woodlands, Vegetation classification, and Woody plants

Coniferae, Botany, History of, Uses, Nomenclature, Vernacular names, Taxonomy, Conservation, Economic botany, Geographical distribution, Habitats, Ecology, Descriptions, and Identification

Geographical distribution, Plant collectors, Plant history, Orchidaceae, Ethnobotany, and Botany, History of

Botany, History of, Botanical illustration, and Plant history

Rhododendron, India, Sikkim (India), Botany, History of, and Himalaya Mountains