Browsing Research Articles (Plant Science) by Title

Browsing Research Articles (Plant Science) by Title

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  • Figueiredo, Estrela; Moore, Gerry; Smith, G.F. (Gideon Francois), 1959- (International Association for Plant Taxonomy, 2010-04)
    Article 36.1 in the International code of botanical nomenclature requires that, as from 1 January 1935, all names of new plant taxa (algae and fossils excepted) must be accompanied by a Latin description or diagnosis ...
  • Swanepoel, Wessel; Kolberg, H. (Elsevier (open access), 2011-08)
    Abrus kaokoensis Swanepoel & H.Kolberg, a woody subshrub, is described as a new species. It is only known from the vicinity of the Kunene River and the Baynes Mountains in the Kaokoveld Centre of Endemism, Namibia. Its ...
  • Moore, Gerry; Smith, G.F. (Gideon Francois), 1959-; Figueiredo, Estrela; Demissew, Sebsebe; Lewis, G.P. (Gwilym Peter); Schrire, Brian D.; Rico, Lourdes; Van Wyk, Abraham Erasmus (Braam); Luckow, Melissa; Kiesling, Roberto; Mario, Sousa S. (International Association for Plant Taxonomy, 2011-06)
    The arguments towards resolving the Acacia nomenclatural controversy put forth by Thiele & al. (2011) are reviewed and rebutted. We argue that a truly pragmatic and, moreover, defensible and equitable alternative to ...
  • Moore, Gerry; Smith, G.F. (Gideon Francois), 1959-; Figueiredo, Estrela; Demissew, Sebsebe; Lewis, G.P. (Gwilym Peter); Schrire, Brian D.; Rico, Lourdes; Van Wyk, Abraham Erasmus (Braam) (International Association for Plant Taxonomy, 2010-08)
    This paper briefly reports on the developments surrounding the Acacia name conservation controversy since the Nomenclature Section meeting at the Seventeenth International Botanical Congress at Vienna in 2005. Actions taken ...
  • Prins, Anneke; Mukubi, Josephine Muchwesi; Pellny, Till K.; Verrier, Paul J.; Beyene, Getu; Lopes, Marta Silva; Emami, Kaveh; Treumann, Achim; Lelarge-Trouverie, Caroline; Noctor, Graham; Kunert, Karl J.; Kerchev, Pavel; Foyer, Christine H. (Wiley-Blackwell, 2011-02)
    The responses of C3 plants to rising atmospheric CO2 levels are considered to be largely dependent on effects exerted through altered photosynthesis. In contrast, the nature of the responses of C4 plants to high CO2 remains ...
  • Mahapatra, Anita; Mativandlela, S.P.N. (Sannah Patience Nkami); Binneman, Brigitte; Fourie, P.B. (Petrus Bernardus); Hamilton, Chris J.; Meyer, J.J.M. (Jacobus Johannes Marion); Van der Kooy, Frank; Houghton, P.J. (Peter James); Lall, Namrita (Elsevier, 2007-12)
    The naphthoquinone 7-methyljuglone (5-hydroxy-7-methyl-1,4-naphthoquinone) has previously been isolated and identified as an active component of root extracts of Euclea natalensis which displays antitubercular activity. ...
  • Nyila, Monde Alfred; Leonard, C.M.; Hussein, Ahmed A.; Lall, Namrita (Elsevier, 2012-01)
    In South Africa, the antimicrobial activity of many indigenous plants has been investigated. In general, studies have focused on planktonic bacteria, with less attention given to bacterial biofilms. Many organisms, however, ...
  • Smith, G.F. (Gideon Francois), 1959-; Roux, J.P. (Jacobus Petrus); Raven, Peter; Figueiredo, Estrela (Missouri Botanical Garden Press, 2011-07-15)
    The African Plants Initiative (API) was conceived as a web-based, electronic venture that would provide rapid access to images of type specimens of African plant names. This soon grew to also encompass images of living ...
  • Walters, Michele; Smith, G.F. (Gideon Francois), 1959-; Crouch, Neil R. (International Association for Plant Taxonomy, 2010-04)
    Given the ongoing and often destructive impact of humans on the natural environment, the need for sound and robust taxonomies has become critically important (see for example Godfray & Knapp, 2004). The difficulty with ...
  • Crouch, Neil R.; Smith, G.F. (Gideon Francois), 1959- (National Botanical Institute, 2011-01)
    The genus Agave L. has long been recognized as invasive in southern Africa, and until recently was thought to be the only one of eight genera in the Agavaceae (Verhoek 1998) to have become regionally naturalized (Smith ...
  • Smith, G.F. (Gideon Francois), 1959-; Figueiredo, Estrela (British Cactus and Succulent Society, 2011)
    The Mexican Agave americana L. subsp. americana var. expansa (Jacobi) Gentry, a distinctive variety of the widely cultivated, blueleaved century plant, is here recorded as having become established in South Africa. A ...
  • Steenkamp, Carol Judith; Vogel, J.C.; Fuls, A.; Van Rooyen, Noel, 1950-; Van Rooyen, M.W. (Margaretha W.), 1950- (Elsevier, 2008-04)
    High quality wood core samples were collected from individual Acacia erioloba trees of unknown age in the Kgalagadi Transfrontier Park. In the majority of samples examined, seasonal changes were reflected in the wood anatomy ...
  • Namuddu, A.; Kiggundu, Andrew; Mukasa, S.B.; Kunert, Karl J.; Karamura, E.; Tushemereirwe, W. (Academic Journals, 2013-04-10)
    Conventional banana breeding for pest and disease resistance is a very difficult and slow process due to the limited sources of resistance, sterility of cultivated banana varieties, high polyploidy levels, long cropping ...
  • Pillay, Priyen; Kunert, Karl J.; Van Wyk, Stefan George; Makgopa, M.E. (Matome Eugene); Cullis, C.A. (Christoper Ashley); Vorster, Barend Juan (Routledge, 2016-08)
    There is a growing interest in applying tobacco agroinfiltration for recombinant protein production in a plant based system. However, in such a system, the action of proteases might compromise recombinant protein ...
  • Stoffberg, G.H.; Van Rooyen, M.W. (Margaretha W.), 1950-; Groeneveld, Hendrik T.; Van der Linde, Michael J. (Mike) (International Society for Horticultural Science, 2016)
    Tree grids and tree rings pose certain challenges to the designer of landscapes especially designing hard landscapes such as pavements, parking areas and roadsides. One challenge is insufficient knowledge of lateral ...
  • Guglielmone, L.; Gallo, L.; Meregalli, M.; Smith, G.F. (Gideon Francois), 1959-; Figueiredo, Estrela (National Botanical Institute, 2009)
    The taxa belonging to the genus Aloe published in Synopsis methodica stirpium horti regii taurinensis (Allioni 1760) and in Auctarium ad synopsim methodicam stirpium horti regii taurinensis (Allioni 1773) were examined. ...
  • Smith, G.F. (Gideon Francois), 1959-; Figueiredo, Estrela (British Cactus and Succulent Society, 2009)
    Two species of Aloe L., Aloe vera (L.) Burm.f. and A. arborescens Mill. have been recorded as naturalised in Portugal: A. vera as an occasional escape along the Algarve in the south, and A. arborescens from central coastal ...
  • Van Jaarsveld, Ernst J.; Swanepoel, Wessel (British Cactus and Succulent Society, 2012)
    Aloe huntleyana Van Jaarsv. & Swanepoel is named from the Kaokoveld. It belongs to a group of five closely related species from southern Angola, but immediately distinguished by its leaves which remain persistent along ...
  • Klopper, Ronell Renett; Matos, S.; Figueiredo, Estrela; Smith, G.F. (Gideon Francois), 1959- (National Botanical Institute, 2009)
    Botanical exploration of Angola was virtually impossible during the almost three-decade-long civil war. With more areas becoming accessible, there is, however, a revived interest in the flora of this country. A total of ...
  • Smith, G.F. (Gideon Francois), 1959-; Figueiredo, Estrela; Klopper, Ronell Renett; Crouch, Neil R. (British Cactus and Succulent Society, 2012)
    Although morphologically variable and widely distributed in southern Africa, Aloe maculata All. is well defined by a suite of characters that includes maculate (spotted) leaves, flattopped inflorescences and uniformly ...