Publications since 2013

Prof H.J.T. Venter

Publication (2013): Venter, H.J.T. and Venter, A.M. A taxonomic revision of Petopentia (Apocynaceae: Periplocoideae). South African Journal of Botany 98.

Prof P.J. du Preez

Publication (2016): Van Aardt, A.C., Bousman, C.B., Brink, J.S., Brook, G.A., Jacobs, Z., Du Preez, P.J., Rossouw, L. and Scott, L. First chronological, palaeo environmental and archaeological data from the Baden-Baden

Publication (2015): Brand, R.F., Collins, N. and Du Preez, P.J. A phytosociology survey and vegetation description of inselbergs in the uKhanhlamba-Drakensberg Park World Heritate Site, South Africa. Koedoe 57(1).

Publication (2014): Brown, L.R. and Du Preez, P.J. Threats of Mining and Urbanisation on a Vulnerable Ecosystem in the Free State, South Africa, Biodiversity - The Dynamic Balance of the Planet. Oscar Grillo (Ed.).

Publication (2013): Dingaan, M.N.V. and Du Preez, P.J. Grassland communities of urban open spaces in Bloemfontein, Free State, South Africa. Koedoe 55(1).

Oral presentation (2015): Du Preez, P.J., Le Roux, P.A.L. and Theron, E. The impact of hill-slope water on the distribution of plant species along a granite catena ecosystem.
2nd African Water Symposium, UFS campus, Bloemfontein.

Oral presentation (2015): Du Preez, P.J. Korannaberg-Viervoet mountain range (Ladybrand, Eastern Free State) - A floristic hub of the north-western Drakensberg.
41st Annual SAAB Conference. Tshipise Forever Resort, Tshipise.

Oral presentation (2015): Du Preez, P.J. and Brown, L.R. The peatland of the Highlands of Lesotho - a unique aquatic system under threat.
27th International Congress for Conservation Biology. Montpellier, France.

Oral presentation (2014): Du Preez, P.J. A new vegetation map for the Free State.
11th Annual Kimberley Biodiversity Research Symposium. McGregor Museum, Kimberley.

Invited Keynote Address (2014): Du Preez, P.J. A new vegetation map for the Free State: A tool for better diodiversity management. 49th Annual Congress of the Grassland Society of Southern Africa. Phiip Saunders Resort, Bloemfontein.
2nd African Water Symposium, UFS campus, Bloemfontein.

Poster presentation (2014): Du Preez, P.J. and Collins, N.B. A new vegetation map for the Free State (South Africa) and its implications for threatened ecosystem identification.
20th Congress of AETFAT. Unibersity of Stellenbosch, Stellenbosch..

Dr M. Jackson

Publication (in progress): Jackson, M. and Joubert, L. Systematics of Curio (Asteraceae).

Oral presentation (2015): Jackson, M. and Joubert, L. The phylogeny and taxonomy of Curio (Asteraceae).
41st Conference of the South African Association of Botanists (SAAB), Tshipise Forever Resort, South Africa.

Oral presentation (2014): Jackson, M. and Joubert, L. The Systematics of Garuleum (Asteraceae).
20th Congress of AETFAT, University of Stellenbosch, South Africa.

Dr L. Joubert

Oral presentation (2014): Joubert, L., Venter, A.M., Venter, H.J.T., Bruyns, P.V. and Klack, C. African centers of Cryptolepis species diversity: the result of refugia or species radiation?
20th Congress of AETFAT, University of Stellenbosch, South Africa.

Ph.D. (2013): A taxonomic study of the genus Cryptolepis (Periplocoideae: Apocynaceae).

Miss M. Pienaar

Poster presentation (2014): Pienaar, M., Venter, A.M., Visser, B. and Jackson, M. The phylogeny of Raphionacme (Apocynaceae): A preliminary study.
20th Congress of AETFAT, University of Stellenbosch, South Africa.

M.Sc. (2013): Phylogeny of the genus Raphionacme (Apocynaceae).

Mr J.C.L. de Jager

M.Sc. (in progress): Factors affecting pollen transfer efficency of three southern African Periplocoideae (Apocynaceae) species and the breeding systems of Tacazzea apiculata L.

Poster presentation (2015): De Jager, J.C.L., Joubert, L., Venter, H.J.T. and Venter, A.M. The evolutionary pressure of glacial aridification and the use of pollen-ovule ratio as a predictive proxy of pollen transfer efficiency (PTE) in Periplocoideae (Apocynaceae).
AfQua Inaugural Conference and Workshops. University of Cape Town, South Africa.

Oral presentation (2015): De Jager, J.C.L., Joubert, L., Venter, H.J.T. and Venter, A.M. Variation in pollen-ovule ratio of southern African Periplocoideae (Apocynaceae): evolutionary implications.
41st Conference of the South African Association of Botanists (SAAB), Tshipise Forever Resort, South Africa.

Poster presentation (2014): De Jager, J.C.L., Joubert, L. and Livshultz, T. Pollen-ovule ratio as a measure of pollen transfer efficiency (PTE) in three species of Periplocoideae (Apocynaceae).
20th Congress of AETFAT, University of Stellenbosch, South Africa.

Oral presentation (2013): De Jager, J.C.L. and Joubert, L. The correlation between pollen transfer efficiency (PTE) and pollen-to-ovule ration in three species of Periplocoideae (Apocynaceae).
Annual postgraduate symposium, University of Johannesburg, South Africa.

Mr A. de Gouveia

M.Sc. (in progress): Systematics of Crabbea (Acanthaceae) in southern Africa.

Poster presentation (2015): De Gouveia, A., Jackson, M. and Joubert, L. Sprawling Curio: three species or one?
41st Conference of the South African Association of Botanists (SAAB), Tshipise Forever Resort, South Africa.