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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.

Welcome to the website of Geo Potts Herbarium (BLFU)

This online database provides access to herbarium specimen data at the BLFU herbarium in the Free State, South Africa. The online service is now being developed and new data will be uploaded as these become available.

Locality information on rare or endangered species may be restricted online. Contact the Herbarium Curator or Herbarium assistant for information.




Contact Details:
Department of Plant Sciences
University of the Free State
P.O. Box 339
BLOEMFONTEIN
9300
South Africa

E-mail: blfu@ufs.ac.za
Tel nr.: +27 51 401 2655
+27 51 401 9218
Fax nr.: +27 51 444 5945


Useful Links:
UFS Plant Sciences Website
BLFU on I Index Herbariorum
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