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By: Botanical Research Institute (South Africa) - Botanical Survey of South Africa. - National Herbarium (South Africa) - South Africa. Dept. of Agricultural Technical Services. Division of Botany - South Africa. Dept. of Agriculture. - South Africa. Dept. of Agriculture. - South Africa. Dept. of Agriculture. Division of Botany - South Africa. Dept. of Agriculture. Division of Botany and Plant PathologyEdition:Publication info: Pretoria, Botanical Research Institute, Dept. of Agricultural Technical Services, 1921-Volume: v. 1 pts. 1-3 (1921-1922)Series:Holding Institution: Smithsonian Libraries and ArchivesSubjects:BHL Collections: