Abraham Erasmus van Wyk
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South African botanist
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Biology
Abraham Erasmus van Wyk's Degrees
- Bachelors Botany University of Cape Town
- Masters Plant Taxonomy University of Pretoria
- PhD Plant Ecology University of Johannesburg
Why Is Abraham Erasmus van Wyk Influential?
(Suggest an Edit or Addition)According to Wikipedia, Abraham Erasmus van Wyk, also known as Braam van Wyk is a South African plant taxonomist. He has been responsible for the training of a significant percentage of the active plant taxonomists in South Africa and has also produced the first electronic application for the identification of trees in southern Africa.
Abraham Erasmus van Wyk's Published Works
Number of citations in a given year to any of this author's works
Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author
Published Works
- Regions of Floristic Endemism in Southern Africa: A Review with Emphasis on Succulents (2001) (509)
- Vegetation of the Tembe Elephant Park, Maputaland, South Africa (2001) (118)
- Therapeutic uses of Aloe L. (Asphodelaceae) in southern Africa. (2008) (116)
- Endemic flora of the north-eastern Transvaal Escarpment, South Africa (1993) (88)
- Trends in the evolution of dicotyledonous seeds based on character associations, with special reference to pachychalazy and recalcitrance (1991) (82)
- Evolutionary history and leaf succulence as explanations for medicinal use in aloes and the global popularity of Aloe vera (2015) (81)
- Biodiversity of the Maputaland Centre (1996) (78)
- Documented Utility and Biocultural Value of Aloe L. (Asphodelaceae): A Review (2009) (73)
- Molecular phylogenetic analysis of Eugenia L. (Myrtaceae), with emphasis on southern African taxa (2005) (71)
- An inventory of Vhavenḓa useful plants (2018) (66)
- Structural aspects and trends in the evolution of recalcitrant seeds in dicotyledons (1994) (50)
- The genus Eugenia L. (Myrtaceae) in southern Africa: the structure and taxonomic value of stomata (1982) (45)
- Acacia : the case against moving the type to Australia (2005) (42)
- A revised generic classification for Aloe (Xanthorrhoeaceae subfam. Asphodeloideae) (2013) (41)
- Phanerozoic evolution of plants on the African plate (2005) (39)
- The effect of fire on the soil seed bank of a semi-arid grassland in South Africa (2005) (37)
- Vegetation of the Sileza Nature Reserve and neighbouring areas, South Africa, and its importance in conserving the woody grasslands of the Maputaland Centre of Endemism (1999) (35)
- The end justifies the means (2007) (34)
- The physical environment and major vegetation types of Sekhukhuneland, South Africa (2002) (33)
- Pollen types in the lauraceae (1990) (31)
- The genus Calvatia (‘Gasteromycetes’, Lycoperdaceae): a review of its ethnomycology and biotechnological potential (2009) (30)
- Endemism in the flora of ultramafic areas of Sekhukhuneland, South Africa (2001) (29)
- Acacia, the 2011 Nomenclature Section in Melbourne, and beyond (2010) (27)
- A new tribal classification of Mesembryanthemaceae: evidence from floral nectaries (2002) (27)
- Conserving Acacia Mill. with a conserved type. What happened in Vienna (2006) (27)
- The genus Eugenia (Myrtaceae) in southern Africa: Ontogeny and taxonomic value of the seed (1984) (24)
- Vegetation of the Witbank Nature Reserve and its importance for conservation of threatened Rocky Highveld Grassland (1997) (24)
- Palynology of southern African Boraginaceae: The genera Lobostemon, Echiostachys and Echium (1997) (23)
- genus Eugenia (Myrtaceae) in southern Africa: structure and taxonomic value of bark (1983) (23)
- Structure of mucilaginous epidermal cell walls in Passerina (Thymelaeaceae) (1999) (22)
- The bryofloristic regions of southern Africa (2010) (22)
- Pollen morphology of Adenandra (Rutaceae: Diosminae) and its taxonomic implications (1999) (21)
- Bark Structure and Intergeneric Relationships of Some Southern African Cassinoideae (Celastraceae) (1993) (21)
- Taxonomic notes on the genus Zantedeschia Spreng. (Araceae) in southern Africa (1996) (21)
- Dahlgrenodendron, a remarkable new genus of Lauraceae from Natal and Pondoland (1988) (21)
- Taxonomic position of Rhus problematodes (Anacardiaceae): Evidence from fruit and seed structure (1991) (21)
- The Generic Position of Protorhus namaquensis Sprague (Anacardiaceae): Evidence from Fruit Structure (1994) (19)
- Pollen morphology of Canthium, Keetia and Psydrax (Rubiaceae: Vanguerieae) in southern Africa (1997) (19)
- Bark Structure and Preferential Bark Utilisation by the African Elephant (1993) (19)
- Floristic endemism in southern Africa: a numerical classification at generic level. (2005) (18)
- A taxonomic revision of Elaeodendron Jacq. (Cassinoideae: Celastraceae) in Africa (1998) (17)
- Diversity and biogeographical patterns of legumes (Leguminosae) indigenous to southern Africa (2016) (17)
- Palynology of the Genus Passerina (Thymelaeaceae): Relationships Form and Function (1996) (17)
- Chemosystematic evaluation of Aloe section Pictae (Asphodelaceae) (2010) (17)
- The ontogeny and structure of the pericarp and seed-coat of Harpephyllum caffrum Bernh. ex Krauss (Anacardiaceae) (1988) (17)
- Wood Structure and Generic Status of Some Southern African Cassinoideae (Celastraceae) (1993) (16)
- Systematic studies in subfamily Celastroideae (Celastraceae) in southern Africa: reinstatement of the genus Gymnosporia (1999) (16)
- Temperature controls phenology in continuously flowering Protea species of subtropical Africa (2019) (16)
- Palynology and intergeneric relationships in some southern African species of subfamily Cassinoideae (Celastraceae) (1992) (15)
- The genus Eugenia (Myrtaceae) in southern Africa: Morphology and taxonomic value of pollen (1985) (15)
- Taxonomic significance of pericarp and seed structure in Heeria argentea (Thunb.) Meisn. (Anacardiaceae), including reference to pachychalazy and recalcitrance (1996) (15)
- African KhoeSan ancestry linked to high-risk prostate cancer (2019) (15)
- Non-pathological bacterial symbiosis in Pachystigma and Fadogia (Rubiaceae): its evolutionary significance and possible involvement in the aetiology of gousiekte in domestic ruminants. (1990) (15)
- A conspectus of Combretum (Combretaceae) in southern Africa, with taxonomic and nomenclatural notes on species and sections (2011) (14)
- A convenient thin layer chromatographic technique for chemotaxonomic application in Maytenus (Celastraceae) (1999) (14)
- Systematic leaf anatomy of selected genera of southern African Alooideae (Asphodelaceae) (1992) (14)
- Systematics, diversity and forage value of indigenous legumes of South Africa, Lesotho and Swaziland (2011) (14)
- A reconnaissance survey of the woody flora and vegetation of the Catapú logging concession, Cheringoma District, Mozambique (2007) (13)
- Taxonomic significance of leaf surface morphology in Aloe section Pictae (Xanthorrhoeaceae) (2009) (13)
- The bryofloristic elements of southern Africa (2011) (13)
- Monitoring mercury in two South African herbaria. (2009) (13)
- Dictionary of names for southern African trees. Scientific names of indigenous trees, shrubs and climbers with common names from 30 languages. (2011) (12)
- Ontogeny and structure of the drupe of Ozoroa paniculosa (Anacardiaceae) (1993) (12)
- A conspectus of the subfamily macromitrioideae (Bryopsida : Orthotrichaceae) in Southern Africa (1992) (12)
- The epidermis in Passerina/ (Thymelaeaceae): structure, function and taxonomic significance (2000) (12)
- SOUTHERN AFRICAN PLANT SYSTEMATICS : NEEDS, PRIORITIES AND ACTIONS (1996) (12)
- Generic status of Quisqualis (Combretaceae), with notes on the taxonomy and distribution of Q. parviflora (2011) (12)
- The genus Echium (Boraginaceae) in southern Africa. (1998) (12)
- Creating an Online World Flora by 2020: a perspective from South Africa (2013) (12)
- Systematic studies in subfamily Celastroideae (Celastraceae) in southern Africa: The genus Putterlickia (1998) (11)
- The taxonomic significance of anatomical characters of the leaf in the southern African species of Canthium s.l. (Rubiaceae) (1988) (11)
- The Vigna unguiculata complex (Fabaceae) in southern Africa (1992) (11)
- Assessing legumes indigenous to South Africa, Lesotho and Swaziland for their pasture potential (2019) (11)
- Vegetative and reproductive phenology of Ziziphus mucronata subsp. mucronata (Rhamnaceae) (1989) (11)
- The Acacia controversy resulting from minority rule at the Vienna Nomenclature Section : much more than arcane arguments and complex technicalities (2011) (11)
- A new species of Leucadendron (Proteaceae) from Pondoland, with a discussion of its biogeography (1990) (11)
- Taboo and Political Authority in Conservation Policy: A Case Study of the Licuáti Forest in Maputaland, Mozambique (2008) (11)
- Helicopter-assisted boma capture of African wild dogs Lycaon pictus (1993) (11)
- A method for establishing taxonomic research priorities in a megadiverse country (2015) (11)
- A new species of Maytenus (Celastraceae) from southern Natal (1984) (10)
- Opportunities for unlocking the potential of genomics for African trees. (2016) (10)
- History and drivers of plant taxonomy in South Africa (2016) (10)
- A new species of Combretum from Venda and taxonomic notes on the section Angustimarginata (Combretaceae) (1984) (10)
- BIOGRAPHICAL NOTES ON JAMES BOWIE AND THE DISCOVERY OF ALOE BOWIEA SCHULT. & J. H. SCHULT. (ALOOIDEAE: ASPHODELACEAE) (1989) (10)
- Vegetation ecology of Sekhukhuneland, South Africa: Combretum hereroense-Grewia vernicosa Open Mountain Bushveld (2002) (10)
- The genus Wellstedia (Boraginaceae: Wellstedioideae) in southern Africa (2008) (10)
- Aberrant pollen in southern African Oxalis (Oxalidaceae) (1998) (10)
- The genus Ehretia (Boraginaceae: Ehretioideae) in southern Africa (2001) (9)
- Extrafloral nectaries in Combretaceae: morphology, anatomy and taxonomic significance (2004) (9)
- Foliar secretory structures in Ekebergia capensis (Meliaceae) (2018) (9)
- Plant taxonomic capacity in South Africa (2015) (9)
- The genus Eugenia (Myrtaceae) in southern Africa: Taxometrics of foliar organography (1982) (9)
- Structural Evidence in Plectroniella armata (Rubiaceae) for Possible Material Exchange between Domatia and Mites (2012) (9)
- A taxonomic revision of Cassine L. s. str. (Cassinoideae: Celastraceae) (1997) (9)
- Functional and taxonomic significance of seed structure in Salix mucronata (Salicaceae) (2004) (9)
- Leaf anatomy of the genus Passerina (Thymelaeaceae): taxonomic and ecological significance (2001) (8)
- Taxonomy of the genus Passerina (Thymelaeaceae) (2003) (8)
- The genus Salsola (Chenopodiaceae) in southern Africa: Systematic significance of leaf anatomy (2001) (8)
- Vegetation ecology of Sekhukhuneland, South Africa: Kirkia wilmsii-Terminalia prunioides Closed Mountain Bushveld (2002) (8)
- Sectional classification of Gymnosporia (Celastraceae), with notes on the nomenclatural and taxonomic history of the genus (2006) (8)
- Floral development in Greyia flanaganii with notes on inflorescence initiation and sympodial branching (1987) (8)
- Leaf anatomy of the southern African Icacinaceae and its taxonomic significance (1999) (8)
- A new tribal classification for the Mesembryanthemaceae Fenzl based on characters of the floral nectary (2001) (8)
- Two new species of Apodytes (Icacinaceae) from southern Africa (1994) (7)
- Vegetation of the rock habitats of the Sekhukhuneland Centre of Plan Endemism, South Africa (2003) (7)
- Ovule-to-seed development in Dovyalis caffra (Salicaceae: Flacourtieae) with notes on the taxonomic significance of the extranucellar embryo sac (2005) (7)
- Alien Phytogeographic Regions of Southern Africa: Numerical Classification, Possible Drivers, and Regional Threats (2012) (7)
- A remarkable new species of Colubrina (Rhamnaceae) from Pondoland (1986) (7)
- The grasslands and wetlands of the Sekhukhuneland Centre of Plant Endemism, South Africa (2002) (7)
- A new species of Catha (Celastraceae) from southern Natal and Pondoland (1987) (7)
- Generic Delimitation of Subfamily Cassinoideae (Celastraceae) in Africa (1996) (7)
- (1372) PROPOSAL TO CONSERVE THE NAME COLOPHOSPERMUM AGAINST HARDWICKIA (LEGUMINOSAE, CAESALPINIOIDEAE) (1998) (7)
- A dendrochronological assessment of two South African Widdringtonia species (2003) (7)
- A new species of Polygala (Polygalaceae) from ultramafic soils in Sekhukhuneland, South Africa, with notes on its ecology (2010) (7)
- Pollen morphology of Euchaetis and Macrostylis (Diosminae-Rutaceae) and its taxonomic implications (2001) (7)
- Wood and Bark Anatomy of Lauraceae IV. Dahlgrenodendron J.J.M. Van Der Merwe ' Van Wyk (1990) (7)
- Fruit structure of the southern African species of Apodytes E. Meyer ex Arn. (Icacinaceae) (1994) (7)
- The Epidermal Cell Structure of the Secondary Pollen Presenter in Vangueria infausta (Rubiaceae: Vanguerieae) Suggests a Functional Association with Protruding Onci in Pollen Grains (2014) (6)
- PHYTOGEOGRAPHICAL AND ECOLOGICAL AFFINITIES OF THE BRYOFLORISTIC REGIONS OF SOUTHERN AFRICA (2012) (6)
- Proposal to conserve the family name Asphodelaceae (Spermatophyta : Magnoliidae : Asparagales) (2013) (6)
- Aloes in the Eastern Cape of South Africa : the value of natural history observations in biological sciences : correspondence (2008) (6)
- A study of the ovule, embryo sac and young seed of Guthriea capensis (Achariaceae) (2001) (6)
- Ethnoveterinary practices of the Vhavenḓa, South Africa, in the treatment of redwater (mali) in cattle (2016) (6)
- Systematic study of Digitaria section Digitaria (Poaceae) in southern Africa (1989) (6)
- Morphology and anatomy of the rhizome and frond in the African species of Polystichum (Pteropsida: Dryopteridaceae) (2000) (6)
- Maytenus oleosa (Celastraceae), a new species from southern Natal and Pondoland (1987) (6)
- Semi-arid savanna of the Potlake Nature Reserve and surrounding areas in Sekhukhuneland, South Africa (2003) (6)
- A new species of Putterlickia (Celastraceae) from southern Natal and Pondoland (1987) (5)
- Embryology and systematic relationships of Kiggelaria (Flacourtiaceae) (2003) (5)
- A new species of Rinorea (Violaceae) from southern Natal and northern Transkei (1983) (5)
- Taxonomic notes on the Acanthopsis disperma-hoffmannseggiana complex (Acanthaceae, tribe Acantheae), with an interim key to members of the genus (2015) (5)
- Bark Structure of the Southern African Icacinaceae (1994) (5)
- A new species of Eugenia (Myrtaceae) from southern Natal (1982) (5)
- Palynology of Acmadenia (Diosminae: Rutaceae) and its taxonomic implications (1998) (5)
- The generic status of Chortolirion (Aloaceae): evidence from leaf anatomy (1993) (5)
- The bryofloristic regions of southern Africa (2010) (5)
- Two new species of Helictotrichon (Pooideae: Aveneae) from South Africa. (2010) (5)
- A study of ovule-to-seed development in Ceratiosicyos (Achariaceae) and the systematic position of the genus (2002) (5)
- An inventory of Vhaven ḓ a useful plants (2018) (4)
- Ovule, seed and seedling characters in Acharia (Achariaceae) with evidence of myrmecochory in the family (2002) (4)
- Fruit structure of the genus Cassinopsis Sond. (Icacinaceae) in Africa (1994) (4)
- Pollen morphology of Diosma and Coleonema (Rutaceae: Diosminae) and its taxonomic implications (1999) (4)
- From the frying pan: an unusual dwarf shrub from Namibia turns out to be a new brassicalean family (2020) (4)
- A new species of Euclea (Ebenaceae) from ultramafic soils in Sekhukhuneland, South Africa, with notes on its ecology (2008) (4)
- A new species of Cyphostemma (Vitaceae) from South Africa (1996) (4)
- A taxonomic treatment of Trisetopsis (Poeae, Poaceae) in southern Africa (2020) (4)
- New combinations and a key to the species of Pelekium (Thuidiaceae) in sub-Saharan Africa and the East African Islands (2013) (4)
- A new species of Rhoicissus (Vitaceae) from Sekhukhuneland, South Africa (2001) (4)
- The genus Buglossoides (Boraginaceae) in southern Africa (2002) (4)
- Manilkara nicholsonii (Sapotaceae), a new species from southern Natal (1982) (4)
- Systematic studies in subfamily Celastroideae (Celastraceae) in southern Africa: two new species of Gymnosporia from the Maputaland Centre of Endemism (1999) (4)
- (2580) Proposal to conserve the name Astroloba against Poellnitzia (Asphodelaceae: Alooideae). (2018) (4)
- Taxonomic significance of inflorescences, floral morphology and anatomy in Passerina (Thymelaeaceae) (2001) (4)
- A new species of Combretum section Ciliatipetala (Combretaceae) from southern Africa, with a key to the regional members of the section. (2011) (4)
- “Hairy” bark in Lannea schweinfurthii (Anacardiaceae): hyperhydric-like tissue formed under arid conditions (2018) (4)
- Taxonomic notes on the Geastraceae, Tulostomataceae, Nidulari- aceae and Sphaerobolaceae (Gasteromycetes) sensu Bottomley, in southern Africa (1997) (4)
- A taxonomic revision of Robsonodendron, a new genus in the Cassinoideae (Celastraceae) (1997) (3)
- Pollen morphology of Phyllosma and Sheilanthera (Diosminae: Rutaceae) and its taxonomic implications (2000) (3)
- Foliar secretory structures in Melia azedarach (Meliaceae), a widely cultivated and often invasive tree (2018) (3)
- A new rheophytic species of Syzygium (Myrtaceae) from the lower Kunene River of Angola and Namibia (2021) (3)
- Oberholzeria (Fabaceae subfam. Faboideae), a New Monotypic Legume Genus from Namibia (2015) (3)
- Diversity of grasses (Poaceae) in southern Africa, with emphasis on the conservation of pasture genetic resources (2020) (3)
- A new subspecies of Aloe arborescens from the Mzimnyati River, KwaZulu-Natal. (2005) (3)
- Phytogeography of Passerina (Thymelaeaceae) (2006) (3)
- A Taxonomic Revision of the Gymnosporia mossambicensis Group (Celastraceae: Celastroideae) (2003) (3)
- Notes on the distribution and habitat of Aloe bowiea (Liliaceae/Asphodelaceae: Alooideceae), an endangered and little known species from the Eastern Cape. (1990) (3)
- Taxonomic status of some geofrutex members of Vanguerieae (Rubiaceae): notes on Eriosemopsis and Pygmaeothamnus and the description of a new genus Bridsonia (2018) (3)
- AMARYLLIDACEAE: A NEW VARIETY OF CLIVIA ROBUSTA (2006) (3)
- Taxonomic notes on the shrublet species of Acanthopsis (Acanthaceae, tribe Acantheae), with two new species from South Africa (2016) (3)
- The correct names for species of Aloe sect. Chortolirion (Asphodelaceae: Alooideae) (2013) (3)
- 1170) Proposal to Conserve the Name Cassine barbara L. (Celastraceae) with a Conserved Type (1995) (3)
- (1770) Proposal to conserve Calvatia nom. cons. (Basidiomycota, Lycoperdaceae) against an additional name, Lanopila (2007) (3)
- A taxonomic revision of Lauridia Eckl. & Zeyh. (Cassinoideae: Celastraceae) (1997) (3)
- Metzgeria nicomariei, a new species of Metzgeriaceae from South Africa (2000) (2)
- Taxonomic notes on Acanthopsis Harv . (Acanthaceae, tribe Acantheae): the group with trifid bracts (2017) (2)
- A new species of Combretum sect. Ciliatipetala (Combretaceae) from South Africa (2020) (2)
- Taxonomic significance of trichomes in the genus Acanthopsis Harv. (Acanthaceae, tribe Acantheae) (2021) (2)
- Ornithogalum pendens (Hyacinthaceae), a new cliff-dwelling succulent from the Northern Cape (South Africa). (2009) (2)
- LYCOPERDACEAE-GASTEROMYCETES: AUTHOR CITATION AND PUBLICATION DATE OF THE NAME CALVATIA CRANIIFORMIS (2003) (2)
- Herbarium records reveal early flowering in response to warming in the southern hemisphere (2018) (2)
- Pelargonium vanderwaltii, a new cliff-dwelling species from the Otjihipa Mountains, Northern Namibia (2006) (2)
- OXALIDACEAE : TAXONOMIC DELIMITATION OF OXALIS ENGLERIANA (1998) (2)
- A new species of Haemanthus (Amaryllidaceae) from the eastern Transvaal Escarpment, South Africa (1993) (2)
- Gymnosporia swazica (Celastraceae), a new species from southern Africa (2015) (2)
- Notes on the leaf anatomy of Chortolirion and Haworthia (Aloaceae) (1996) (2)
- Gasteria doreeniae: a new species from the Eastern Cape (2004) (2)
- Taxonomic notes on Encephalartos ferox (Cycadales: Zamiaceae), with the description of a new subspecies from Mozambique (2015) (2)
- Systematic studies in subfamily Celastroideae (Celastraceae) in southern Africa: Gloveria, a new monotypic genus (1998) (2)
- Taxonomic significance of the abaxial lemma surface in southern African members of Helictotrichon (Poaceae) (2015) (2)
- The correct name for Memecylon grandiflorum (Melastomataceae) (1983) (2)
- Pollen morphology of the monotypic genus Poellnitzia (Alooideae: Asphodelaceae) (1992) (2)
- Passerina quadrifaria (Thymelaeaceae): a new species from the southern Cape and Little Karoo in South Africa (2002) (2)
- 2144) Proposal to conserve the name Kumara ( Asphodelaceae ) with a conserved type (2013) (2)
- A taxonomic revision of Maurocenia (Celastraceae), a Western Cape monotypic endemic (1998) (2)
- Ovule and seed structure in Scolopia zeyheri (Scolopieae), with notes on the embryology of Salicaceae (2005) (2)
- LYCOPERDACEAE-GASTEROMYCETES: CALVATIA SECT. MACROCALVATIA REDEFINED AND A NEW COMBINATION IN THE GENUS CALVATIA (2003) (2)
- Cynoglossum obtusicalyx (Boraginaceae), a new species from South Africa (1996) (2)
- Is inclusion of an uncited plate along with text definite expression of typification (1995) (2)
- Taxonomic significance of epidermal structure in southern African members of Helictotrichon (2013) (1)
- Redefining the Griqualand West Centre of plant endemism (2015) (1)
- Systematic studies in subfamily Celastroideae (Celastraceae) in southern Africa: two new species of Gymnosporia from KwaZulu-Natal and the Eastern Cape (2000) (1)
- (1687) Proposal to conserve Calvatia nom. cons. (Lycoperdaceae) against an additional name, Omalycus (2005) (1)
- THYMELAEACEAE: A NEW SPECIES OF PASSERINA FROM WESTERN CAPE. SOUTH AFRICA (2002) (1)
- Solubility of Cr(III) and Cr(VI) compounds in ultramafic soil and their availability to perennial flowering plants (2008) (1)
- The correct name of Aloe plicatilis, the fan aloe, in the genus Kumara (Asphodelaceae: Alooideae), again (2013) (1)
- Crassulaceae in Southern Africa (2019) (1)
- Notes on the phytogeography and conservation status of the genus Acanthopsis (Acantheae, Acanthaceae) (2019) (1)
- AMARYLLIDACEAE: A NATURAL HYBRID IN THE GENUS CLIVIA (2006) (1)
- African KhoeSan ancestry linked to high-risk prostate cancer (2019) (1)
- Hilliardiella oligocephala, the correct name for H. elaeagnoides (Asteraceae: Vernonieae) (2021) (1)
- Taxonomic notes on Acanthopsis (Acanthaceae, tribe Acantheae): the group with semi-dense spikes and 5-fid bracts (2017) (1)
- (2469–2472) Proposals to reject the names Aloe perfoliata, A. obscura, A. picta, and A. perfoliata var. saponaria (A. saponaria) (Asphodelaceae: Alooideae) (2016) (1)
- Taxonomy of the genus Keetia (Rubiaceae-subfam. Ixoroideae-tribe Vanguerieae) in southern Africa, with notes on bacterial symbiosis as well as the structure of colleters and the 'stylar head' complex (2009) (1)
- Putterlickia neglecta (Celastraceae), a new species from southern Africa (2015) (1)
- THYMELAEACEAE: SYSTEMATICS OF PASSERINA TRUNCATA AND A NEW SUBSPECIES MONTICOLA (2002) (1)
- The correct author citation for Helictotrichon (Pooideae: Aveneae) (2010) (1)
- A TAXONOMIC REVISION OF ALLOCASSINE N. ROBSON (CELASTRACEAE) (1998) (1)
- Biogeographical patterns of grasses (Poaceae) indigenous to South Africa, Lesotho and Eswatini (2021) (1)
- A new species of Gymnosporia (Celastraceae) from southern Africa. (2005) (1)
- A new species of Acacia (Mimosoideae) from Mpumalanga, South Africa (Fabaceae). (2004) (1)
- Evolutionary history and leaf succulence as explanations for medicinal use in aloes and the global popularity of Aloe vera (2015) (1)
- Nomenclatural and taxonomic notes on Calvatia (Lycoperdaceae) and associated genera (2013) (1)
- A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa (2020) (1)
- Taxonomy of the Passerina filiformis complex (Thymelaeaceae) (2002) (1)
- Studies in Pavetta (Rubiaceae). III. Pavetta lanceolata and its allies (section Aethiopinymphe) (1987) (1)
- Traditional uses of the remarkable root bark hairs of Lannea schweinfurthii var. stuhlmannii (Anacardiaceae) by the Vhavenḓa, South Africa (2019) (1)
- Extension of the geographical range and notes on the diagnostic characters of Canthium suberosum (Rubiaceae — Vanguerieae) (1987) (1)
- HYACINTHACEAE AND CRASSULACEAE (2003) (1)
- A bibliography of succulent plant periodicals: additional notes on Kambroo (1989) (1)
- The genus Amsinckia Lehm. (Boraginaceae) in southern Africa (2001) (1)
- Figure 32 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- The habit and peculiar inflorescence of Ottosonderia monticola (Sond.) L.Bolus, Mesembryanthemaceae. (2000) (0)
- Figure 34 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- LYCOPERDACEAE—GASTEROMYCETES: THE IDENTITY OF LYCOPERDON COMPLANATUM DESF. AND ITS NOMENCLATURAL IMPLICATION (2005) (0)
- Figure 47 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 38 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 26 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Biogeographical patterns of grasses (Poaceae) indigenous to South Africa, Lesotho and Eswatini (2021) (0)
- A New Species of Pavetta (Rubiaceae) from South Africa (2013) (0)
- Petalidium mannheimerae (Acanthaceae), a new species from Namibia and South Africa, with notes on the taxonomic identity of P. parvifolium (2022) (0)
- Figure 43 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Reviewers for Kew Bulletin Volume 71 (2016) (0)
- Figure 42 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 22 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 45 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 25 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 16 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- on the pollen morphology and taxonomy ofdloe bo wiea ( Asphodelaceae : Alooideae ) (2011) (0)
- Figure 6 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Senecio namibensis (Asteraceae: Senecioneae), a new species from Namibia (2022) (0)
- Cynoglossum obtusicalyx Retief & A. E. van Wyk (1996) (0)
- Figure 4 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 27 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Commiphora omundomba (Burseraceae), a new species from Angola and Namibia (2022) (0)
- Figure 37 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 44 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 24 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 49 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 30 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 2 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 19 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Crassula perforata subsp. kougaensis, a new cliff-dwelling taxon from South Africa. (2009) (0)
- Figure 8 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Pteridophyta-Sinopteridaceae : a new subspecies of Cheilanthes deltoidea from Gauteng and Limpopo, South Africa (2011) (0)
- A reconnaissance survey of the woody flora and vegetation of the Catapu logging concession, Cheringoma District, Mozambique (2014) (0)
- A new species of Acacia (Mimosoideae) from the province of Limpopo, South Africa (Fabaceae). (2004) (0)
- Dewinteria petrophila Pedaliaceae. (2009) (0)
- Petalidium konkiepense (Acanthaceae), a new species from Namibia (2023) (0)
- Islands of nature in South Africa’s capital city (2017) (0)
- A new species of Lachnaea (Thymelaeaceae) from the Western Cape (1998) (0)
- Figure 3 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 15 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 36 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Geographical Distribution and Ecology (2019) (0)
- Fabaceae : taxonomic status of Elephantorrhiza Rangei (Mimosoideae) (2010) (0)
- Calvatia Fr. (Fungi, Lycoperdaceae) in southern Africa: 50 Years after Bottomley (2013) (0)
- A new species of Osteospermum subgen. Tripteris (Asteraceae: Calenduleae) from the Namib Desert, Namibia (2021) (0)
- A new species of Phyllogeiton (Rhamnaceae: Rhamneae) from Maputaland, South Africa (2023) (0)
- A new cliff-dwelling Bulbine species (Asphodelaceae) from the Eastern Cape (2005) (0)
- Figure 7 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 21 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 40 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Kalanchoe in Southern Africa (2019) (0)
- Keetia (Rubiaceae subfam. Ixoroideae, tribe Vanguerieae) in southern Africa - an update on the classification and selected recently-studied structural features (2009) (0)
- Figure 5 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Biocultural Significance and Toxicity (2019) (0)
- Gymnosporia sekhukhuniensis (Celastraceae), a new species from South Africa (2019) (0)
- Figure 11 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 41 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- A monograph of the cycad genus Encephalartos (Zamiaceae) (2013) (0)
- Figure 46 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Secretory structures in Ekebergia capensis (Meliaceae) (2015) (0)
- Figure 35 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 48 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 18 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Crassulaceae of the World (2019) (0)
- Figure 20 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 28 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 39 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Characters, Pollination Biology and Life Cycle (2019) (0)
- THYMELAEACEAE : A NEW SPECIES OF LACHNAEA ENDEMIC TO THE SOUTHEASTERN MOUNTAINS OF THE WESTERN CAPE (1998) (0)
- The identity of Pachystigma bowkeri (Rubiaceae, tribe Vanguerieae) (1989) (0)
- Lycoperdaceae-Gasteromycetes : taxonomic and nomenclatural notes on Bottomley's 'doubtful, unknown and insufficiently described' species of Lycoperdon (2010) (0)
- Figure 14 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Creating an Online World Flora by 2020: a perspective from South Africa (2013) (0)
- Figure 9 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 33 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Gardening (2019) (0)
- A new species of Casearia (Samydoideae, Salicaceae) from South Africa (2018) (0)
- Figure 23 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 10 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 13 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Reinstatement of Dovyalis revoluta (Flacourtieae, Salicaceae), with an updated key to the species of Dovyalis in southern Africa (2019) (0)
- Diversity of grasses (Poaceae) in southern Africa, with emphasis on the conservation of pasture genetic resources (2020) (0)
- Figure 1 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 17 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Figure 29 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- The Genus Kalanchoe (2019) (0)
- Figure 31 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
- Morphometrics in Encephalartos (2015) (0)
- Physiology and Anatomy (2019) (0)
- Figure 12 from: Klopper RR, Crouch NR, Smith GF, van Wyk AE (2020) A synoptic review of the aloes (Asphodelaceae, Alooideae) of KwaZulu-Natal, an ecologically diverse province in eastern South Africa. PhytoKeys 142: 1-88. https://doi.org/10.3897/phytokeys.142.48365 (2020) (0)
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