Output

2025

Frisby, A., Momberg, M. & Le Roux, P., 2025. Saving an iconic South African plant from extinction. PlantLife (SA), 60, pp.6–18. Read More

Khoury, K.L., Edwards, S. and Newman, E., 2025. Ecological niche differentiation mediates near complete premating reproductive isolation within the Gladiolus carneus (Iridaceae) species complex. Annals of Botany,136(7), pp.1465–1483. Read More

Moir, M., Butler, H., Peter, C., Dold, T. and Newman, E., 2025. A test of the Grant–Stebbins pollinator‐shift model of floral evolution. New Phytologist, 245(5), pp.2322–2335. Read More

Simons, J., 2025. Creating stepping stones for sunbirds Veld & Flora Hub, March Edition. Read More

Steyn, H.M. and Van Wyk, A.E., 2025. Towards a revision of the Cyphia elata complex (Campanulaceae: Cyphioideae) in southern Africa, with a provisional key to the species. Kew Bulletin, 80(3), pp.599–624. Read More

Woodenberg, W.R. and Ramdhani, S., 2025. Revision of Portulaca L. (Portulacaceae) in southern Africa. South African Journal of Botany, 187, pp.393–409. Read More

Pretorius, A. (Koekemoer, M.), 2024. Spilling the beans: discussing (plant) family secrets with Marinda, Hester and Pieter. SANBI Gazette, 15 (May 2024): pp.28–30.

Steyn, H.M. and Van Wyk, A.E., 2024. Notes on morphological characteristics and life history strategy of the genus Acanthopsis Harv. (Acanthaceae). Bothalia-African Biodiversity & Conservation, 54(1), pp.1–15. Read More

Van den Bosch, K., Cron, G.V., Thompson, D.I. and Witkowski, E.T.F., 2024. The puzzle of the pepperbark tree. Veld & Flora Hub, Autumn Edition. Issue 110 (1). Read More

Woodenberg, W.R., Govender, Y. and Ramdhani, S., 2024. Rediscovery of Portulaca trianthemoides (Portulacaceae) in southern Africa after 89 years. Phytotaxa, 669(2), pp.131–140. Read More

Le Roux, M.M. and Boatwright, J.S., 2023. A taxonomic revision of the Argyrolobium robustum and A. transvaalense groups (Fabaceae) in southern Africa. Systematic Botany, 48(4), pp.513–533. Read More

Van den Bosch, K., Witkowski, E.T.F., Thompson, D.I. and Cron, G.V., 2023. Reproductive ecology offers some answers to the pepperbark tree persistence puzzle in the Kruger National Park, South Africa. Global Ecology and Conservation, 41, p.e02330. Read More

Minnaar, J., Payne, S. and Cron, G., 2022. Double dipping. Veld & Flora, 108(2), pp.30–33. Read More

Minnaar, J.J., Payne, S.L. and Cron, G.V., 2022. Self-compatibility provides little reproductive assurance in the summer-flowering Aloe reitzii var. reitzii. South African Journal of Botany, 147, pp.1164–1170. Read More

Steyn, H.M., Koekemoer, M. & Bester, S.P., 2022. The making of a book: Flowering Plant Families of southern Africa. PlantLife (SA), 53, pp.37–42. Read More

Treurnicht, M., Cousins, S., Witkowski, E. and Esler, K., 2022. Gummed up! The new renosterveld threat. Veld & Flora, 108(2), pp.42–43. Read More

Koekemoer, M., 2021. An incidental find of great value. SANBI Gazette, 6, p.10.

Geerts, S., Coetzee, A., Rebelo, A.G. and Pauw, A., 2020. Pollination structures plant and nectar‐feeding bird communities in Cape fynbos, South Africa: Implications for the conservation of plant–bird mutualisms. Ecological Research, 35(5), pp.838–856. Read More

Le Roux, M.M. and Klopper, R.R., 2020. Nomenclatural clarification of the names Pelargonium althaeoides and P. chamaedrifolium (Geraniaceae). Phytotaxa, 440(1), pp087–088.

Siebert, F.S. and Terblanche, R.T., 2020. Surprise green feasts. Veld & Flora, 106(4), pp.20–23. Read More

Steyn, H.M. and Koekemoer, M., 2020. Fieldwork during lockdown: what a privilege! SANBI Gazette, 3, p.10.

Witkowski, E., Thompson, D. and Kremer-Köhne, S., 2019. Grassland treasure from the Land of Silver Mist. Veld & Flora, 105(3), pp.10–15. Read More

Siebert, S.J., Schutte, N.C., Bester, S.P., Komape, D.M. and Rajakaruna, N., 2018. Senecio conrathii N.E.Br. (Asteraceae), a new hyperaccumulator of nickel from serpentinite outcrops of the Barberton Greenstone Belt, South Africa. Ecological Research, 33, pp.651–658. Read More

Powell R. and Magee, A, 2017. Revised DELTA key to Conophytum (Aizoaceae). Published online. Pretoria: South African National Botanical Institute. Read More  <Access restricted>

Stone, R.D., Mona, I.G. and Ramdhani, S., 2017. Revised treatment of Mozambican Memecylon (Melastomataceae—Olisbeoideae), with descriptions of four new species in M. section Buxifolia. Phytotaxa, 331(2), pp.151–168. Read More 

Taylor, R.W., Thompson, D.I. and Witkowski, E.T.F., 2013. Baobab population dynamics-Investigating spatial and temporal patterns in KNP. South African Journal of Botany, (86), pp.182–183. Read More

Van den Bosch, K., 2021. The reproductive ecology of the Pepperbark tree (Warburgia salutaris) in the Kruger National Park, South Africa. MSc dissertation. University of the Witwatersrand, Johannesburg, South Africa. Read More

Payne, S.L., 2019. Aloe Pollination: Floral visitors, reproductive output and gender expression. PhD thesis, University of the Witwatersrand, Johannesburg, South Africa. Read More

Kremer-Kohne, S., 2018. Population structure and ecology of Aloe lettyae, an endangered Woodbush Granite Grassland endemic. MSc dissertation. University of the Witwatersrand, Johannesburg, South Africa. Read More

Mona, I.G., 2018. Taxonomic revision of the Memecylon natalense species-complex in southern Africa. MSc dissertation. University of KwaZulu-Natal, Westville, South Africa. Read More

Phillips, D.P., 2018. A systematic revision of the genus Stenoglottis Lindl. (Orchidaceae). MSc dissertation. University of KwaZulu-Natal, Pietermaritzburg, South Africa.

Du Plessis, M.A., 2017. Pollination ecology and the functional significance of unusual flora traits in two South African stapeliads. MSc dissertation. University of KwaZulu-Natal, Pietermaritzburg, South Africa. Read More

Coetzee, A., 2016. Nectar distribution and nectarivorous bird foraging behaviour at different spatial scales. PhD thesis. Stellenbosch University, Stellenbosch, South Africa. Read more

Taylor, R.W., 2016. Temporal and spatial variation in population structure of the African baobab (Adansonia digitata) in the Kruger National Park, South Africa. MSc dissertation. University of the Witwatersrand, Johannesburg, South Africa. Read More

Victor, J.E., 2015. Strategies for the development of plant systematics in a floristically diverse region. PhD thesis. University of Pretoria, Pretoria, South Africa.
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