Annals of the Cape provincial Museums. Natural history - Albany Museum (Grahamstown, South Africa). (Published jointly by the Cape provincial museums at the Albany Museum, 1970)

IUCN Directory of Afrotropical Protected Areas (1987)

IUCN Directory of Afrotropical Protected Areas (1987)

Journal of South African botany - National Botanic Gardens of South Africa. (National Botanic Gardens of South Africa, 1969)

Journal of South African botany - National Botanic Gardens of South Africa. (National Botanic Gardens of South Africa, 1969)

Journal of South African botany - National Botanic Gardens of South Africa. (National Botanic Gardens of South Africa, 1969)

Journal of South African botany - National Botanic Gardens of South Africa. (National Botanic Gardens of South Africa, 1969)

Journal of South African botany - National Botanic Gardens of South Africa. (National Botanic Gardens of South Africa, 1981)

Modern systematic studies in African botany : proceedings of the eleventh plenary meeting of the Association for the Taxonomic Study of the Flora of Tropical Africa, Missouri Botanical Garden, St. Louis, June 10-14, 1985 ... - Lowry, Porter Prescott. (Missouri Botanical Garden, 1985)

Nederlandsch kruidkundig archief - Koninklijke Nederlandse Botanische Vereniging. (S. en J. Luchtmans, 1846)

Nederlandsch kruidkundig archief - Koninklijke Nederlandse Botanische Vereniging. (S. en J. Luchtmans, 1846)

A plant ecology survey of the Tugela river basin, Natal - Edwards, Denzil (1967)

A plant ecology survey of the Tugela river basin, Natal - Edwards, Denzil (1967)

A plant ecology survey of the Tugela river basin, Natal - Edwards, Denzil (1967)

A plant ecology survey of the Tugela river basin, Natal - Edwards, Denzil (1967)

A plant ecology survey of the Tugela river basin, Natal - Edwards, Denzil (1967)

A plant ecology survey of the Tugela river basin, Natal - Edwards, Denzil (1967)

A plant ecology survey of the Tugela river basin, Natal - Edwards, Denzil (1967)

A plant ecology survey of the Tugela river basin, Natal - Edwards, Denzil (1967)

A plant ecology survey of the Tugela river basin, Natal - Edwards, Denzil (1967)

A plant ecology survey of the Tugela river basin, Natal - Edwards, Denzil (1967)

A plant ecology survey of the Tugela river basin, Natal - Edwards, Denzil (1967)

A plant ecology survey of the Tugela river basin, Natal - Edwards, Denzil (1967)

Revisio generum plantarum:vascularium omnium atque cellularium multarum secundum leges nomenclaturae internationales cum enumeratione plantarum exoticarum in itinere mundi collectarum ... - Kuntze, Otto, 1843 -1907 (A. Felix [etc.], 1898)