The Flora Zambesiaca series, published in over 200 parts, provides comprehensive descriptive accounts of the flowering plants and ferns native and naturalized in Zambia, Malawi, Mozambique, Zimbabwe, Botswana and the Caprivi Strip. Volume 8, part 6 covers the Acanthaceae family, from Barleria to Hypoestes.
Jonathan Timberlake is a botanist based in the Herbarium at the Royal Botanic Garrdens, Kew and series editor of Flora Zambesiaca.