| International Code of Nomenclature for algae, fungi, and plants (Shenzhen Code) adopted by the Nineteenth International Botanical Congress Shenzhen, China, July 2017. NJ Turland, JH Wiersema, FR Barrie, W Greuter, DL Hawksworth, ... Koeltz botanical books, 2018 | 5663 | 2018 |
| International Code of Nomenclature for algae, fungi and plants (Melbourne Code) FR Barrie, WR Buck, V Demoulin, W Greuter, DL Hawksworth, ... Koeltz Scientific Books 154, 240, 2012 | 4067 | 2012 |
| Regions of floristic endemism in southern Africa: a review with emphasis on succulents B Van Wyk, G Smith Umdaus press, 2001 | 891 | 2001 |
| Guide to the aloes of South Africa BE Van Wyk, G Smith | 311 | 1996 |
| African plant diversity and climate change CJ McClean, JC Lovett, W Küper, L Hannah, JH Sommer, W Barthlott, ... Annals of the Missouri Botanical Garden, 139-152, 2005 | 227 | 2005 |
| Plants of Angola/Plantas de Angola. E Figueiredo, GF Smith | 223 | 2008 |
| Understanding and monitoring the consequences of human impacts on intraspecific variation M Mimura, T Yahara, DP Faith, E Vázquez‐Domínguez, RI Colautti, ... Evolutionary applications 10 (2), 121-139, 2017 | 216 | 2017 |
| Therapeutic uses of Aloe L.(Asphodelaceae) in southern Africa OM Grace, MSJ Simmonds, GF Smith, AE Van Wyk Journal of Ethnopharmacology 119 (3), 604-614, 2008 | 161 | 2008 |
| Extinction risk and diversification are linked in a plant biodiversity hotspot TJ Davies, GF Smith, DU Bellstedt, JS Boatwright, B Bytebier, RM Cowling, ... PLoS biology 9 (5), e1000620, 2011 | 153 | 2011 |
| Evolutionary history and leaf succulence as explanations for medicinal use in aloes and the global popularity of Aloe vera OM Grace, S Buerki, MRE Symonds, F Forest, AE van Wyk, GF Smith, ... BMC evolutionary biology 15, 1-12, 2015 | 145 | 2015 |
| Global legume diversity assessment: concepts, key indicators, and strategies T Yahara, F Javadi, Y Onoda, LP de Queiroz, DP Faith, DE Prado, ... Taxon 62 (2), 249-266, 2013 | 142 | 2013 |
| Hitting the right target: taxonomic challenges for, and of, plant invasions P Pyšek, PE Hulme, LA Meyerson, GF Smith, JS Boatwright, NR Crouch, ... AoB Plants 5, plt042, 2013 | 140 | 2013 |
| Quantification of climate change for the last 20,000 years from Wonderkrater, South Africa: Implications for the long-term dynamics of the Intertropical Convergence Zone L Truc, M Chevalier, C Favier, R Cheddadi, ME Meadows, L Scott, ... Palaeogeography, Palaeoclimatology, Palaeoecology 386, 575-587, 2013 | 135 | 2013 |
| Naturalised and invasive succulents of southern Africa M Walters, E Figueiredo, NR Crouch, PJD Winter, G Smith, ... Belgian Development Cooperation, 2011 | 134 | 2011 |
| International Code of Nomenclature for algae, fungi, and plants (Shenzhen Code) Regnum Vegetabile 159 NJ Turland, JH Wiersema, FR Barrie, W Greuter, DL Hawksworth, ... Glashütten: Koeltz Botanical Books, 2018 | 124* | 2018 |
| Kalanchoe (Crassulaceae) in Southern Africa: classification, biology, and cultivation GF Smith, E Figueiredo, AE Van Wyk Academic Press, 2019 | 118 | 2019 |
| Mesembs of the world G Smith (No Title), 1998 | 107 | 1998 |
| The infrageneric classification and nomenclature of Kalanchoe Adans.(Crassulaceae), with special reference to the southern African species GF Smith, E Figueiredo Bradleya 2018 (36), 162-172, 2018 | 104 | 2018 |
| Annotated catalogue of the flowering plants of São Tomé and Príncipe E Figueiredo, J Paiva, T Stevart, F Oliveira, GF Smith Bothalia 41 (1), 41-82, 2011 | 100 | 2011 |
| Maputaland-pondoland-albany Y Steenkamp, B Van Wyk, J Victor, D Hoare, G Smith, T Dold, R Cowling Hotspots revisited: Earth’s biologically richest and most endangered …, 2004 | 96 | 2004 |
