Oliv. 1875 - The Botany of the Speke and Grant Expedition, an Enumeration of the Plants collected during the Journey of the late Captain J. H. SPEKE and Captain (now Lieut.-Col.) J. A. GRANT from Zanzibar to Egypt. The Determinations and Descriptions by Professor OLIV (1875) The Botany of the Speke and Grant Expedition, an Enumeration of the Plants collected during the Journey of the late Captain J. H. SPEKE and Captain (now Lieut.-Col.) J. A. GRANT from Zanzibar to Egypt. The Determinations and Descriptions by Professor OLIV. Transactions of the Linnean Society of London 29(3): 103-190. doi: 10.1111/j.1096-3642.1875.tb00234.x.