Steven D. Johnson
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Computer Science
Steven D. Johnson's Degrees
- PhD Computer Science Stanford University
- Masters Computer Science Stanford University
- Bachelors Computer Science University of California, Berkeley
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(Suggest an Edit or Addition)Steven D. Johnson's Published Works
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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
- Mechanisms and evolution of deceptive pollination in orchids (2006) (502)
- Pollinator-mediated evolution of floral signals. (2013) (421)
- LONG‐TONGUED FLY POLLINATION AND EVOLUTION OF FLORAL SPUR LENGTH IN THE DISA DRACONIS COMPLEX (ORCHIDACEAE) (1997) (358)
- POLLINATION SUCCESS IN A DECEPTIVE ORCHID IS ENHANCED BY CO-OCCURRING REWARDING MAGNET PLANTS (2003) (345)
- Darwin's beautiful contrivances: evolutionary and functional evidence for floral adaptation. (2009) (339)
- Reconnecting plants and pollinators: challenges in the restoration of pollination mutualisms. (2011) (323)
- Phylogenetic evidence for pollinator-driven diversification of angiosperms. (2012) (302)
- The pollination niche and its role in the diversification and maintenance of the southern African flora (2010) (234)
- Pollinator-driven ecological speciation in plants: new evidence and future perspectives. (2014) (221)
- Dark, bitter-tasting nectar functions as a filter of flower visitors in a bird-pollinated plant. (2006) (215)
- THE GEOGRAPHICAL MOSAIC OF COEVOLUTION IN A PLANT–POLLINATOR MUTUALISM (2007) (214)
- Pollinator–mediated selection on flower–tube length in a hawkmoth–pollinated Gladiolus (Iridaceae) (2002) (209)
- The pollination ecology of an assemblage of grassland asclepiads in South Africa. (2003) (202)
- Breeding systems of invasive alien plants in South Africa: does Baker's rule apply? (2004) (188)
- Consumptive emasculation: the ecological and evolutionary consequences of pollen theft (2009) (187)
- Evolutionary associations between nectar properties and specificity in bird pollination systems (2008) (181)
- POLLEN CARRYOVER, GEITONOGAMY, AND THE EVOLUTION OF DECEPTIVE POLLINATION SYSTEMS IN ORCHIDS (1999) (174)
- Function and Evolution of Aggregated Pollen in Angiosperms (2008) (167)
- Reproductive biology of Australian acacias: important mediator of invasiveness? (2011) (161)
- The effects of nectar addition on pollen removal and geitonogamy in the non-rewarding orchid Anacamptis morio (2004) (144)
- The structure and function of orchid pollinaria (2000) (141)
- Phylogenetically Independent Associations between Autonomous Self‐Fertilization and Plant Invasiveness (2007) (141)
- Batesian mimicry in the non-rewarding orchid Disa pulchra, and its consequences for pollinator behaviour (2000) (138)
- Adaptive plasticity of floral display size in animal-pollinated plants (2005) (132)
- Extra-pair matings and mate guarding in the common murre Uria aalge (1985) (128)
- Mimics and magnets: the importance of color and ecological facilitation in floral deception. (2008) (128)
- Evidence for Batesian mimicry in a butterfly-pollinated orchid (1994) (128)
- Climatic and phylogenetic determinants of flowering seasonality in the Cape flora (1993) (127)
- Pollination, adaptation and speciation models in the Cape flora of South Africa (1996) (120)
- Pollination ecotypes of Satyrium hallackii (Orchidaceae) in South Africa (1997) (119)
- Effects of Self‐Compatibility on the Distribution Range of Invasive European Plants in North America (2007) (115)
- Chemical mimicry of insect oviposition sites: a global analysis of convergence in angiosperms. (2013) (112)
- The missing stink: sulphur compounds can mediate a shift between fly and wasp pollination systems (2010) (109)
- Evidence for widespread pollen limitation of fruiting success in Cape wildflowers (1997) (107)
- Flower colour adaptation in a mimetic orchid (2012) (107)
- Lack of floral nectar reduces self-pollination in a fly-pollinated orchid (2006) (105)
- Orchid pollination: from Darwin to the present day (2009) (105)
- Response of bee‐flies to the shape and pattern of model flowers: implications for floral evolution in a Mediterranean herb (1998) (105)
- Floral Mimicry Enhances Pollen Export: The Evolution of Pollination by Sexual Deceit Outside of the Orchidaceae (2010) (103)
- Geographical covariation and local convergence of flower depth in a guild of fly-pollinated plants. (2009) (102)
- EVOLUTION AND COEXISTENCE OF POLLINATION ECOTYPES IN AN AFRICAN GLADIOLUS (IRIDACEAE) (2009) (99)
- Pollen fates and the limits on male reproductive success in an orchid population (2005) (99)
- Floral and pollinator divergence in two sexually deceptive South African orchids (1994) (97)
- Yeasts in floral nectar of some South African plants: Quantification and associations with pollinator type and sugar concentration (2009) (96)
- Pollen limitation and demographic structure in small fragmented populations of Brunsvigia radulosa (Amaryllidaceae) (2005) (96)
- Patterns of plant speciation in the Cape floristic region. (2009) (93)
- Coexistence of succulent tree aloes: partitioning of bird pollinators by floral traits and flowering phenology (2008) (92)
- Pollination Efficiency and the Evolution of Specialized Deceptive Pollination Systems (2009) (90)
- Do pollinator distributions underlie the evolution of pollination ecotypes in the Cape shrub Erica plukenetii? (2014) (90)
- Convergent evolution of carrion and faecal scent mimicry in fly-pollinated angiosperm flowers and a stinkhorn fungus. (2010) (89)
- Biotic diversity in the Southern African winter-rainfall region (2010) (89)
- MACROEVOLUTIONARY DATA SUGGEST A ROLE FOR REINFORCEMENT IN POLLINATION SYSTEM SHIFTS (2006) (87)
- Coloured nectar: distribution, ecology, and evolution of an enigmatic floral trait (2007) (87)
- Rodent pollination in the African lily Massonia depressa (Hyacinthaceae). (2001) (87)
- Pollen viability, pollen germination and pollen tube growth in the biofuel seed crop Jatropha curcas (Euphorbiaceae). (2012) (87)
- Floral signposts: testing the significance of visual ‘nectar guides’ for pollinator behaviour and plant fitness (2012) (86)
- Do floral syndromes predict specialization in plant pollination systems? An experimental test in an “ornithophilous” African Protea (2004) (85)
- The evolution of floral variation without pollinator shifts in Gorteria diffusa (Asteraceae). (2009) (85)
- The consequences of habitat fragmentation for plant-pollinator mutualisms (2004) (85)
- Carrion mimicry in a South African orchid: flowers attract a narrow subset of the fly assemblage on animal carcasses. (2011) (84)
- The importance of scent and nectar filters in a specialized wasp‐pollination system (2009) (83)
- Three-dimensional geometric morphometrics for studying floral shape variation. (2010) (82)
- Hawkmoth pollination of the African epiphytic orchid Mystacidium venosum, with special reference to flower and pollen longevity (2001) (79)
- The long and the short of it: a global analysis of hawkmoth pollination niches and interaction networks. (2017) (78)
- Red flowers and butterfly pollination in the fynbos of South Africa (1994) (77)
- Apomixis is not developmentally conserved in related, genetically characterized Hieracium plants of varying ploidy (2000) (76)
- Experimental and phylogenetic evidence for floral mimicry in a guild of fly‐pollinated plants (2003) (73)
- Novel Consequences of Bird Pollination for Plant Mating. (2017) (73)
- South African Iridaceae with rapid and profuse seedling emergence are more likely to become naturalized in other regions (2007) (73)
- Floral volatiles, pollinator sharing and diversification in the fig–wasp mutualism: insights from Ficus natalensis, and its two wasp pollinators (South Africa) (2012) (72)
- A global-scale expert assessment of drivers and risks associated with pollinator decline (2021) (72)
- Hawkmoth pollination of aerangoid orchids in Kenya, with special reference to nectar sugar concentration gradients in the floral spurs. (2007) (70)
- A pollinator shift explains floral divergence in an orchid species complex in South Africa. (2014) (69)
- Exploitation of a specialized mutualism by a deceptive orchid. (2005) (69)
- Interactions between hawkmoths and flowering plants in East Africa: polyphagy and evolutionary specialization in an ecological context (2013) (68)
- The Birds and the Bees: Using Selective Exclusion to Identify Effective Pollinators of African Tree Aloes (2009) (68)
- The long-tongued hawkmoth pollinator niche for native and invasive plants in Africa. (2016) (66)
- Native pollen thieves reduce the reproductive success of a hermaphroditic plant, Aloe maculata. (2010) (63)
- The evolution of floral mimicry: identifying traits that visually attract pollinators (2012) (62)
- Transition from wind pollination to insect pollination in sedges: experimental evidence and functional traits. (2011) (62)
- Specialization for pollination by beetles and wasps: the role of lollipop hairs and fragrance in Satyrium microrrhynchum (Orchidaceae). (2007) (62)
- A simple field method for manipulating ultraviolet reflectance of flowers (2002) (62)
- Diacetin, a reliable cue and private communication channel in a specialized pollination system (2015) (61)
- The role of avian frugivores in germination of seeds of fleshy-fruited invasive alien plants (2011) (60)
- Mammal pollinators lured by the scent of a parasitic plant (2011) (58)
- Beetle pollination of the fruit-scented cones of the South African cycad Stangeria eriopus. (2009) (57)
- Doing the twist: a test of Darwin's cross-pollination hypothesis for pollinarium reconfiguration (2006) (56)
- TREE RECRUITMENT IN AN EMPTY FOREST (2011) (56)
- Chemical and morphological filters in a specialized floral mimicry system. (2015) (54)
- Niche Perspectives on Plant-Pollinator Interactions. (2020) (54)
- Bird pollination in South African species ofSatyrium (Orchidaceae) (1996) (54)
- Dissecting the plant-insect diversity relationship in the Cape. (2009) (53)
- The effects of floral mimics and models on each others' fitness (2006) (53)
- Pollination and late-acting self-incompatibility in Cyrtanthus breviflorus (Amaryllidaceae): implications for seed production. (2010) (52)
- Promoting branching of a potential biofuel crop Jatropha curcas L. by foliar application of plant growth regulators (2009) (51)
- Transfer of pollinaria on birds’ feet: a new pollination system in orchids (2004) (50)
- Pollination systems of Colchicum (Colchicaceae) in southern Africa: evidence for rodent pollination. (2008) (50)
- Floral traits mediate the vulnerability of aloes to pollen theft and inefficient pollination by bees. (2012) (50)
- Influence of plant growth regulators on flowering, fruiting, seed oil content, and oil quality of Jatropha curcas. (2010) (50)
- Lying to Pinocchio: floral deception in an orchid pollinated by long‐proboscid flies (2006) (49)
- Does Specialized Pollination Impede Plant Invasions? (2010) (49)
- Habitat dependent pollination success in a Cape orchid (1992) (49)
- Fruiting failure and limited recruitment in remnant populations of the hawkmoth-pollinated tree Oxyanthus pyriformis subsp. pyriformis (Rubiaceae) (2004) (49)
- Insect pollination and floral mechanisms in South African species ofSatyrium (Orchidaceae) (1997) (49)
- Heteromorphic incompatibility and efficiency of pollination in two distylous Pentanisia species (Rubiaceae). (2004) (49)
- Modes of reproduction in three invasive milkweeds are consistent with Baker’s Rule (2012) (49)
- Specialization for hawkmoth and long-proboscid fly pollination in Zaluzianskya section Nycterinia (Scrophulariaceae) (2002) (49)
- Pollination by Monkey Beetles (Scarabaeidae: Hopliini): Do Color and Dark Centers of Flowers Influence Alighting Behavior? (2001) (49)
- Effect of Gamma Rays on Seed Germination, Seedling Height, Survival Percentage and Tiller Production in Some Rice Varieties Cultivated in Sierra Leone (2012) (48)
- Reproductive assurance through self-fertilization does not vary with population size in the alien invasive plant Datura stramonium (2007) (47)
- Rosenbergiella australoborealis sp. nov., Rosenbergiella collisarenosi sp. nov. and Rosenbergiella epipactidis sp. nov., three novel bacterial species isolated from floral nectar. (2014) (46)
- Testing for ecological and genetic Allee effects in the invasive shrub Senna didymobotrya (Fabaceae). (2005) (45)
- Variation in scent emission among floral parts and inflorescence developmental stages in beetle-pollinated Protea species (Proteaceae) (2010) (44)
- Faecal mimicry by seeds ensures dispersal by dung beetles (2015) (44)
- Specialized pollination by spider-hunting wasps in the African orchid Disa sankeyi (2005) (44)
- A key role for floral scent in a wasp-pollination system in Eucomis (Hyacinthaceae). (2009) (44)
- Deceptive Behavior in Plants. II. Food Deception by Plants: From Generalized Systems to Specialized Floral Mimicry (2009) (44)
- Reproductive biology of Acrolophia cochlearis (Orchidaceae): estimating rates of cross-pollination in epidendroid orchids. (2009) (44)
- Concentration-Dependent Sugar Preferences of the Malachite Sunbird (Nectarinia famosa) (2010) (44)
- Evolution of apomixis loci in Pilosella and Hieracium (Asteraceae) inferred from the conservation of apomixis-linked markers in natural and experimental populations (2014) (43)
- Sugar preferences and digestive efficiency in an opportunistic avian nectarivore, the Dark-capped Bulbul Pycnonotus tricolor (2010) (43)
- Hybridization and gene flow between a day- and night-flowering species of Zaluzianskya (Scrophulariaceae s.s., tribe Manuleeae). (2004) (41)
- Volatiles associated with different flower stages and leaves of Acacia cyclops and their potential role as host attractants for Dasineura dielsi (Diptera: Cecidomyiidae) (2010) (41)
- Evidence for beetle pollination in the African grassland sugarbushes (Protea: Proteaceae) (2012) (41)
- Postpollination Nectar Reabsorption and Its Implications for Fruit Quality in an Epiphytic Orchid1 (2002) (41)
- Pollination of the red hot poker Kniphofia caulescens by short-billed opportunistic avian nectarivores (2009) (40)
- Is leaf pubescence of Cape Proteaceae a xeromorphic or radiation-protective trait? (2012) (40)
- Sugar preferences of nectar feeding birds – a comparison of experimental techniques (2008) (40)
- Do pollinators determine hybridization patterns in sympatricSatyrium (Orchidaceae) species? (1999) (40)
- Reproductive isolation between Zaluzianskya species: the influence of volatiles and flower orientation on hawkmoth foraging choices. (2016) (39)
- A test for Allee effects in the self‐incompatible wasp‐pollinated milkweed Gomphocarpus physocarpus (2009) (39)
- Confirmation of hawkmoth pollination in Habenaria epipactidea: Leg placement of pollinaria and crepuscular scent emission (2009) (39)
- Two related viroids cause grapevine yellow speckle disease independently. (1989) (39)
- The diversity and evolution of pollination systems in large plant clades: Apocynaceae as a case study (2018) (39)
- Specificity of the signal emitted by figs to attract their pollinating wasps: comparison of volatile organic compounds emitted by receptive syconia of Ficus sur and F. sycomorus in Southern Africa. (2009) (38)
- Heterostyly and pollinators in Plumbago auriculata (Plumbaginaceae) (2009) (38)
- Protandry promotes male pollination success in a moth‐pollinated orchid (2007) (37)
- Stefan Vogel's analysis of floral syndromes in the South African flora: An appraisal based on 60 years of pollination studies (2017) (37)
- Relationships between population size and pollen fates in a moth-pollinated orchid (2009) (37)
- Assessment of Research Performance in Biology: How Well Do Peer Review and Bibliometry Correlate (2008) (37)
- Bimodal Pollination by Wasps and Beetles in the African Milkweed Xysmalobium undulatum (2008) (36)
- Aloe inconspicua: The first record of an exclusively insect-pollinated aloe (2008) (36)
- Patterns of odour emission, thermogenesis and pollinator activity in cones of an African cycad: what mechanisms apply? (2013) (36)
- Gender Differences in the Effects of Floral Spur Length Manipulation on Fitness in a Hermaphrodite Orchid (2010) (36)
- Coevolution Between Food-Rewarding Flowers and Their Pollinators (2010) (36)
- Geographical matching of volatile signals and pollinator olfactory responses in a cycad brood-site mutualism (2015) (36)
- Specialized Pollination by Large Spider‐Hunting Wasps and Self‐Incompatibility in the African Milkweed Pachycarpus asperifolius (2006) (35)
- Pollinators, mates and Allee effects: the importance of self‐pollination for fecundity in an invasive lily (2013) (35)
- Ceropegia sandersonii Mimics Attacked Honeybees to Attract Kleptoparasitic Flies for Pollination (2016) (35)
- Anther cap retention prevents self-pollination by elaterid beetles in the South African orchid Eulophia foliosa. (2006) (35)
- Hawkmoth pollination of Bonatea speciosa (Orchidaceae) in a South African coastal forest (1997) (35)
- An overview of plant-pollinator relationships in southern Africa (2004) (35)
- Wahlberg’s epauletted fruit bat (Epomophorus wahlbergi) as a potential dispersal agent for fleshy-fruited invasive alien plants: effects of handling behaviour on seed germination (2012) (35)
- Distance and quality of natural habitat influence hawkmoth pollination of cultivated papaya (2009) (35)
- Sugar preferences and digestive efficiency of the village weaver: a generalist avian pollinator of African plants (2010) (34)
- Long-proboscid fly pollination of two orchids in the Cape Drakensberg mountains, South Africa (1995) (34)
- Specialized mutualisms may constrain the geographical distribution of flowering plants (2017) (34)
- Is Eucalyptus Cryptically Self-incompatible? (2007) (34)
- Competition versus facilitation: conspecific effects on pollinator visitation and seed set in the iris Lapeirousia oreogena (2012) (33)
- Evidence for rodent pollination in Erica hanekomii (Ericaceae) (2011) (33)
- Observations of hawkmoth pollination in the South African orchid Disa cooperi (1995) (33)
- Insect pollination in the African cycad Encephalartos friderici-guilielmi Lehm (2009) (32)
- Interactions between the invasive tree Melia azedarach (Meliaceae) and native frugivores in South Africa (2011) (32)
- The Hemipepsis wasp-pollination system in South Africa: a comparative analysis of trait convergence in a highly specialized plant guild (2012) (32)
- New evidence for mammal pollination of Protea species (Proteaceae) based on remote-camera analysis (2016) (31)
- Factors Contributing to Variation in Seed Production among Remnant Populations of the Endangered Daisy Gerbera aurantiaca1 (2004) (31)
- Colonizing the Caribbean: biogeography and evolution of livebearing fishes of the genus Limia (Poeciliidae) (2016) (31)
- Does the likelihood of an Allee effect on plant fecundity depend on the type of pollinator? (2013) (31)
- Seed production in a threatened Aloe is not affected by bird exclusion or population size (2009) (30)
- Effects of pollen reward removal on fecundity in a self-incompatible hermaphrodite plant. (2011) (30)
- Sugar Preferences of a Generalist Nonpasserine Flower Visitor, the African Speckled Mousebird (Colius striatus) (2010) (30)
- Autonomous self-pollination and pseudo-fruit set in South African species of Eulophia (Orchidaceae) (2009) (29)
- Pollinators, floral morphology and scent chemistry in the southern African orchid genus Schizochilus (2010) (29)
- Deceptive pollination in two subspecies of Disa spathulata (Orchidaceae) differing in morphology and floral fragrance (2005) (29)
- Pollinator behaviour and plant speciation: can assortative mating and disruptive selection maintain distinct floral morphs in sympatry? (2010) (29)
- Pollinator effectiveness, breeding system, and tests for inbreeding depression in the biofuel seed crop, Jatropha curcas (2009) (29)
- Speciation and extinction in the Greater Cape Floristic Region (2014) (29)
- Experimental evidence for specialized bird pollination in the endangered South African orchid Satyrium rhodanthum and analysis of associated floral traits (2015) (29)
- The Southern African orchid flora: composition, sources and endemism (2004) (28)
- Floral scent in bird- and beetle-pollinated Protea species (Proteaceae): chemistry, emission rates and function. (2012) (28)
- Ancestral deceit and labile evolution of nectar production in the African orchid genus Disa (2013) (28)
- Pollination and breeding systems of selected wildflowers in a southern African grassland community (2009) (28)
- Experimental evidence for bird pollination and corolla damage by ants in the short-tubed flowers of Erica halicacaba (Ericaceae) (2012) (28)
- DETERMINATION OF END OF FUNCTIONAL SERVICE LIFE FOR CONCRETE BRIDGE DECKS (1995) (27)
- Shift from bird to butterfly pollination in Clivia (Amaryllidaceae). (2014) (26)
- Generalized pollination, floral scent chemistry, and a possible case of hybridization in the African orchid Disa fragrans (2010) (26)
- Floral trait evolution associated with shifts between insect and wind pollination in the dioecious genus Leucadendron (Proteaceae) (2016) (26)
- Is the timing of scent emission correlated with insect visitor activity and pollination in long-spurred Satyrium species? (2015) (26)
- Reproductive biology and plant systematics: the growth of a symbiotic association (2002) (25)
- A molecular phylogeny reveals paraphyly of the large genus Eulophia (Orchidaceae): A case for the reinstatement of Orthochilus (2014) (25)
- Approaches to improve seed production of Jatropha curcas L. (2008) (25)
- Geographical variation in cone volatile composition among populations of the African cycad Encephalartos villosus (2012) (25)
- Generalized food deception: colour signals and efficient pollen transfer in bee-pollinated species of Eulophia (Orchidaceae) (2013) (24)
- Diverse pollination systems of the twin-spurred orchid genus Satyrium in African grasslands (2011) (24)
- Does Traunsteinera globosa (the globe orchid) dupe its pollinators through generalized food deception or mimicry (2016) (24)
- Covariation of flower traits and bird pollinator assemblages among populations of Kniphofia linearifolia (Asphodelaceae) (2011) (24)
- Variation in the chemical composition of cone volatiles within the African cycad genus Encephalartos. (2013) (24)
- Flowers as a reservoir of yeast diversity: description of Wickerhamiella nectarea f.a. sp. nov., and Wickerhamiella natalensis f.a. sp. nov. from South African flowers and pollinators, and transfer of related Candida species to the genus Wickerhamiella as new combinations (2017) (23)
- Male interference with pollination efficiency in a hermaphroditic orchid (2014) (23)
- New evidence for bee-pollination systems in Aloe (Asphodelaceae: Aloideae), a predominantly bird-pollinated genus. (2009) (23)
- Specialized pollination in the African milkweed Xysmalobium orbiculare: a key role for floral scent in the attraction of spider-hunting wasps (2009) (23)
- African Red-winged Starlings prefer hexose sugar solutions, but do not like them too sweet (2012) (23)
- Carnivorous mammals feed on nectar of Protea species (Proteaceae) in South Africa and likely contribute to their pollination (2015) (23)
- Palp-Faction: An African Milkweed Dismembers Its Wasp Pollinators (2009) (23)
- Effects of Volatile Compounds Emitted by Protea Species (Proteaceae) on Antennal Electrophysiological Responses and Attraction of Cetoniine Beetles (2013) (22)
- Solitary and social bees as pollinators of Wahlenbergia (Campanulaceae): single-visit effectiveness, overnight sheltering and responses to flower colour (2012) (22)
- Floral scent and pollinators of Ceropegia trap flowers (2017) (22)
- Metschnikowia proteae sp. nov., a nectarivorous insect-associated yeast species from Africa. (2012) (22)
- Effect of nectar supplementation on male and female components of pollination success in the deceptive orchid Dactylorhiza sambucina (2008) (21)
- When bigger is not better: intraspecific competition for pollination increases with population size in invasive milkweeds (2013) (21)
- Scent chemistry and patterns of thermogenesis in male and female cones of the African cycad Encephalartos natalensis (Zamiaceae) (2010) (20)
- Pollination by flower chafer beetles in Eulophia ensata and Eulophia welwitschii (Orchidaceae) (2009) (20)
- Pollinators, "mustard oil" volatiles, and fruit production in flowers of the dioecious tree Drypetes natalensis (Putranjivaceae). (2009) (20)
- Self-pollination and inbreeding depression in Acacia dealbata: Can selfing promote invasion in trees? (2013) (20)
- Systematics and evolution of the Disa draconis complex (Orchidaceae) (1995) (20)
- Sexual deception of a beetle pollinator through floral mimicry (2021) (19)
- The relative contributions of insect and bird pollinators to outcrossing in an African Protea (Proteaceae). (2012) (19)
- Entering through the narrow gate: A morphological filter explains specialized pollination of a carrion-scented stapeliad☆ (2017) (19)
- Pollination by megachilid bees and determinants of fruit‐set in the Cape orchid Disa tenuifolia (1994) (19)
- Nectar palatability can selectively filter bird and insect visitors to coral tree flowers (2015) (19)
- New records of insect pollinators for South African asclepiads (Apocynaceae: Asclepiadoideae) (2009) (19)
- Hawkmoth pollination of the orchid Habenaria clavata: mechanical wing guides, floral scent and electroantennography (2019) (18)
- Floral traits, pollinators and breeding systems in Syncolostemon (Lamiaceae) (2008) (18)
- Digestion of fruit of invasive alien plants by three southern African avian frugivores (2011) (18)
- Comparative biology of pollination systems in the African-Malagasy genus Brownleea (Brownleeinae: Orchidaceae) (2008) (17)
- Pollination by long-proboscid flies in the endangered African orchid Disa scullyi (2006) (17)
- Synthesis and structural characterization of molybdenum dimers bridged by the dithiolene ligand S2C2(CF3)2 (1987) (17)
- The evolution of floral nectaries in Disa (Orchidaceae: Disinae): recapitulation or diversifying innovation? (2013) (17)
- The functional significance of complex floral colour pattern in a food‐deceptive orchid (2016) (16)
- On the Stereochemistry of Diaryl-Substituted Cyclohexanones Formed by Michael Reactions. Trans to Cis Isomerization of Their Ketals under Basic Conditions (1998) (16)
- Native honeybees as flower visitors and pollinators in wild plant communities in a biodiversity hotspot (2020) (16)
- Lack of floral constancy by bee fly pollinators: implications for ethological isolation in an African daisy (2012) (16)
- Floral scents of chafer-pollinated asclepiads and a potential hybrid (2010) (16)
- Sunbird pollination of the dioecious root parasite Cytinus sanguineus (Cytinaceae) (2015) (15)
- Comparison of different control-pollination techniques for small-flowered eucalypts (2009) (15)
- Breeding systems in Clivia (Amaryllidaceae): late-acting self-incompatibility and its functional consequences (2014) (15)
- Scent chemistry is key in the evolutionary transition between insect and mammal pollination in African pineapple lilies. (2019) (15)
- A global assessment of drivers and risks associated with pollinator decline (2020) (15)
- Pollination and breeding system of the enigmatic South African parasitic plant Mystropetalon thomii (Mystropetalaceae): rodents welcome, but not needed. (2017) (15)
- A Temporal Dimension to the Influence of Pollen Rewards on Bee Behaviour and Fecundity in Aloe tenuior (2014) (15)
- Evaluation of the efficacy of different rates of herbicides on weed growth and grain yield of two rice varieties in two rice ecologies in Sierra Leone. (2012) (14)
- Carpenter bee pollination of Herschelianthe graminifolia (Orchidaceae)on the Cape Peninsula (1993) (14)
- Generalised pollination systems for three invasive milkweeds in Australia. (2013) (14)
- Efficient pollination of Ihe mass-flowering Cape orchid Oisa obtusa Lindi. (Orchidaceae) by Bibio turneri Edwards (Diptera: Bibionidae) : short communication (1994) (14)
- Pollination of the red-hot poker Kniphofia laxiflora (Asphodelaceae) by sunbirds. (2010) (14)
- Emasculation increases seed set in the bird-pollinated hermaphrodite Kniphofia linearifolia (Xanthorrhoeaceae): evidence for sexual conflict? (2013) (14)
- Pollination of the “carrion flowers” of an African stapeliad (Ceropegia mixta: Apocynaceae): the importance of visual and scent traits for the attraction of flies (2018) (14)
- Geographic variation in cone volatiles and pollinators in the thermogenic African cycad Encephalartos ghellinckii Lem. (2018) (13)
- Floral evolution as a figment of the imagination of pollinators. (2010) (13)
- The mating consequences of rewarding vs. deceptive pollination systems: Is there a quantity–quality trade‐off? (2017) (13)
- Optimising storage and in vitro germination of Eucalyptus pollen (2007) (13)
- From dusk till dawn: camera traps reveal the diel patterns of flower feeding by hawkmoths (2020) (13)
- Triploidy causes sexual infertility in Cyrtanthus breviflorus (Amaryllidaceae) (2011) (13)
- Metschnikowia drakensbergensis sp. nov. and Metschnikowia caudata sp. nov., endemic yeasts associated with Protea flowers in South Africa. (2014) (13)
- More than meets the eye: a morphological and phylogenetic comparison of long-spurred, white-flowered Satyrium species (Orchidaceae) in South Africa (2011) (12)
- Role of Cycad Cone Volatile Emissions and Thermogenesis in the Pollination of Encephalartos villosus Lem.: Preliminary Findings from Studies of Plant Traits and Insect Responses (2012) (12)
- Phylogeny of Bonatea (Orchidaceae: Habenariinae) based on molecular and morphological data (2007) (11)
- Some pollinators do not prefer symmetrically marked or shaped daisy (Asteraceae) flowers (2004) (11)
- Evidence for autonomous selfing in grassland Protea species (Proteaceae) (2012) (11)
- Butterfly pollination of Bonatea cassidea (Orchidaceae): Solving a puzzle from the Darwin era (2019) (11)
- Systematics and phylogeny of the Satyrium erectum group (Orchidaceae), with descriptions of two new species from the Karoo region of South Africa (1998) (11)
- Effect of timing and concentration of rest breaking agents on budburst in ‘Bing’ sweet cherry under conditions of inadequate winter chilling in South Africa (2009) (10)
- Diel scent and nectar rhythms of an African orchid in relation to bimodal activity patterns of hawkmoth pollinators. (2020) (10)
- The influence of pollinators and seed predation on seed production in dwarf grassland Protea “sugarbushes” (Proteaceae) (2012) (10)
- A reassessment of Angraecopsis, Mystacidium and Sphyrarhynchus (Orchidaceae: Vandeae) based on molecular and morphological evidence (2018) (10)
- Moth pollination of the cryptic Cape orchid Monadenia ophrydea (1995) (10)
- Food Reward Chemistry Explains a Novel Pollinator Shift and Vestigialization of Long Floral Spurs in an Orchid (2020) (10)
- A quantitative evaluation of the distylous syndrome in Sebaea grandis (Gentianaceae) (2009) (10)
- Saurian surprise: lizards pollinate South Africa's enigmatic hidden flower. (2019) (10)
- Persistence of flower visitors and pollination services of a generalist tree in modified forests. (2013) (10)
- Butterfly-wing pollination in Scadoxus and other South African Amaryllidaceae (2020) (10)
- Pollination of Disa filicornis (Orchidaceae) through deception of mason-bees (1992) (10)
- Moth pollination and rhythms of advertisement and reward in Crassula fascicularis (Crassulaceae) (1993) (9)
- Using two confluent capillary columns for improved gas chromatography‐electroantennographic detection (GC‐EAD) (2020) (9)
- Breeding systems in Cyrtanthus (Amaryllidaceae): variation in self-sterility and potential for ovule discounting. (2019) (9)
- Variation in seed set amongst populations of a rodent pollinated geophyte, Colchicum coloratum. (2009) (9)
- Floral community predicts pollinators' color preference: implications for Batesian floral mimicry (2018) (9)
- Preliminary observations of insect pollination in Protea punctata (Proteaceae) (2012) (9)
- The role of plant–pollinator interactions in structuring nectar microbial communities (2021) (9)
- Floral signals and filters in a wasp- and a bee-pollinated Gomphocarpus species (Apocynaceae: Asclepiadeae) (2017) (9)
- Effect of foliar application of plant growth regulators on flowering and fruit set in Jatropha curcas -- A potential oil seed crop for biodiesel (2009) (8)
- Dung mimicry: the function of volatile emissions and corolla patterning in fly-pollinated Wurmbea flowers. (2020) (8)
- Effects of distance from models on the fitness of floral mimics. (2017) (8)
- Experimental Evaluation of Insect Pollination versus Wind Pollination in Leucadendron (Proteaceae) (2014) (8)
- High levels of fecundity in small and isolated populations of a self-compatible Aloe pollinated by opportunistic birds and bees. (2018) (8)
- Staminal hairs enhance fecundity in the pollen-rewarding self-incompatible lily Bulbine abyssinica (2015) (8)
- Gastrodia madagascariensis (Gastrodieae, Orchidaceae): from an historical designation to a description of a new species from Madagascar (2015) (8)
- A morphometric analysis of the Bonatea speciosa complex (Orchidaceae) and its implications for species boundaries (2009) (8)
- Importance of birds versus insects as pollinators of the African shrub Syncolostemon densiflorus (Lamiaceae) (2017) (8)
- A taxonomic revision of Bonatea Willd. (Orchidaceae: Orchidoideae: Habenariinae) (2007) (8)
- Floral hosts of leaf-cutter bees (Megachilidae) in a biodiversity hotspot revealed by pollen DNA metabarcoding of historic specimens (2021) (7)
- Evidence for pollination by small mammals in the parasitic plant Cytinus visseri (Cytinaceae) (2008) (7)
- Generalist birds outperform specialist sunbirds as pollinators of an African Aloe (2019) (7)
- Natural hybridization in the orchid flora of South Africa: Comparisons among genera and floristic regions (2018) (7)
- Hawkmooth pollination and hybridization in Delphinium leroyi (Ranunculaceae) on the Nyika Plateau, Malawi (2001) (7)
- Flower orientation in Gloriosa superba (Colchicaceae) promotes cross-pollination via butterfly wings. (2020) (6)
- Pollination and the evolution of floral traits : selected studies in the Cape flora (1994) (6)
- FLORAL AND POLLINATOR DIVERGENCE IN TWO SEXUALLY (1994) (6)
- Pollen viability, pollen germination and pollen tube growth in Jatropha curcas -- A potential oil seed crop for biodiesel (2009) (6)
- Pollination of the long-spurred African terrestrial orchid Bonatea steudneri by long-tongued hawkmoths, notably Xanthopan morganii (2019) (6)
- Breeding systems of floral colour forms in the Drosera cistiflora species complex. (2020) (6)
- Bird pollination in an African Satyrium (Orchidaceae) confirmed by camera traps and selective exclusion experiments (2019) (6)
- Spit it out: Monkeys disperse the unorthodox and toxic seeds of Clivia miniata (Amaryllidaceae) (2019) (6)
- Functional consequences of flower curvature, orientation and perch position for nectar feeding by sunbirds (2020) (5)
- Laser Mobile Mapping Standards and Applications in Transportation (2015) (5)
- Breeding Systems and Pollen-Ovule Ratios in Erica Species (Ericaceae) of the Cape Floristic Region (2021) (5)
- Pollination function transferred: modified tepals of Albuca (Hyacinthaceae) serve as secondary stigmas. (2012) (5)
- The functional ecology of bat pollination in the African sausage tree Kigelia africana (Bignoniaceae) (2021) (5)
- Is biodiversity underestimated by classical herbarium-based taxonomy? A multi-disciplinary case study in Satyrium (Orchidaceae) (2020) (5)
- Tracking Pollen Fates in Orchid Populations (2018) (5)
- A shift in long-proboscid fly pollinators and floral tube length among populations of Erica junonia (Ericaceae) (2021) (4)
- Floral biology and breeding systems of geoflorous Protea species (Proteaceae) (2017) (4)
- Darwin's legacy in South African evolutionary biology (2010) (4)
- A new record of rodent pollination in the holoparasitic genus Cytinus (2013) (4)
- Beyond the Tree-Line: The C3-C4 “Grass-Line” Can Track Global Change in the World’s Grassy Mountain Systems (2021) (4)
- Narrow entrance of short-tubed Aloe flowers facilitates pollen transfer on long sunbird bills (2019) (4)
- RTBA : A Generic Bit-Sliced Bus Architecture for DataPath Synthesis Kamlesh (1990) (4)
- Ancient divergence and contrasting floral biology of the two species of Pachites (Orchidaceae) (2017) (4)
- Specialized pollination by spider-hunting wasps: A new pollination system for South Africa (2007) (3)
- Lack of reward promotes outcrossing: Nectar supplementation experiment with Disa pulchra (Orchidaceae) (2007) (3)
- Systematics and evolution of theDisa draconiscomplex (Orchidaceae) (1995) (3)
- A morphometric analysis of species boundaries in the Bonatea cassidea complex (2007) (3)
- Evidence for pollination ecotypes in the African cycad Encephalartos ghellinckii (Zamiaceae) (2020) (3)
- Geographical Variation in Flower Color in the Grassland Daisy Gerbera aurantiaca: Testing for Associations With Pollinators and Abiotic Factors (2021) (3)
- Seed dispersal by dung beetles in Ceratocaryum pulchrum (Restionaceae): Another example of faecal mimicry in plants (2021) (3)
- Outcrossing rates in a rare “ornithophilous” aloe are correlated with bee visitation (2020) (3)
- Advances in the pollination biology of South African plants (2009) (3)
- Disa virginalis (Diseae: Orchidoideae: Orchidaceae): a new species from southern Africa (1998) (2)
- Does acoustic priming 'sweeten the pot' of floral nectar? (2020) (2)
- Specialization for Tachinid Fly Pollination in the Phenologically Divergent Varieties of the Orchid Neotinea ustulata (2021) (2)
- Author Correction: A global-scale expert assessment of drivers and risks associated with pollinator decline (2021) (2)
- Sexual Conflict in Hermaphroditic Flowers of an African Aloe (2021) (2)
- Floral Color Variation in Drosera cistiflora Is Associated With Switches in Beetle Pollinator Assemblages (2020) (2)
- Key long-proboscid fly pollinator overlooked: morphological and molecular analyses reveal a new Prosoeca (Nemestrinidae) species (2020) (2)
- Carrion flowers (2016) (2)
- specificity in bird pollination systems Evolutionary associations between nectar properties and (2012) (2)
- Description of a new species within the Satyrium longicauda (Orchidaceae) complex from South Africa, based on integrative taxonomy (2022) (2)
- A Novel Gel-based Method for Isolation of Stigmas During Controlled Pollination Experiments (2009) (2)
- For the birds? Contrasting pollination and breeding systems of the paintbrush lilies Scadoxus puniceus and S. membranaceus (Amaryllidaceae) (2021) (1)
- 4. Pollination of South African Orchids in the Context of Ecological Guilds and Evolutionary Syndromes (2019) (1)
- Long‐term camera trapping needed to identify sunbird species that pollinate the endangered South African orchid Satyrium rhodanthum (2022) (1)
- Satyrium cernuiflorum, a new name for Satyrium cernuum Castañeda-Zárate & van der Niet (Orchidaceae) (2022) (1)
- Patterns and mechanisms in plant-pollinator interactions: Stefan Vogel's contribution to contemporary pollination biology☆ (2017) (1)
- Role of floral scent in promoting the co-occurrence of two pollinating wasps in Ficus natalensis natalensis in the KwaZulu-Natal (South Africa) (2009) (1)
- When bigger is not better: intraspecific competition for pollination increases with population size in invasive milkweeds (2012) (1)
- Responses of butterflies to visual and olfactory signals of flowers of the bush lily Clivia miniata (2021) (1)
- Obituary: Stefan Vogel (1925–2015) (2016) (1)
- Disa cochlearis, a new orchid species from the Karoo region of South Africa (1997) (1)
- Why honeybees are poor pollinators of a mass‐flowering plant: Experimental support for the low pollen quality hypothesis (2022) (1)
- Different ways to attract the same pollinator: The evolution of floral scent in Satyrium (Orchidaceae) (2013) (1)
- Peer review versus the h-index for evaluation of individual researchers in the biological sciences (2020) (1)
- The spider orchid trapped in its molecular web: Phylogeny and morphological evolution of the orchid genera Bartholina and Holothrix (Orchidaceae: Orchidoideae) (2019) (1)
- Mechanisms of Male-Male Interference during Dispersal of Orchid Pollen (2020) (1)
- The chemical basis of specialization in a pollination system (2013) (1)
- Modern Technologies for Design Data Collection (2005) (1)
- A beetle pollination system in grassland proteas (2007) (1)
- Trilateration as Basis for Radial Staking (1984) (1)
- First record of the concurrent presence of sibling pouch young in free-living potoroo (Potorous tridactylus) (1993) (1)
- Reproductive co-existence between five Aloe species in the Gamtoos River Valley, Eastern Cape (2007) (1)
- Using floral scent as an attractant to monitor mosquito populations (2016) (1)
- Fields of papaya and honey: The scent of beetle-pollinated Protea species (2008) (1)
- Small mammal pollinators attracted by potato scent of the South African Pineapple Lily, Eucomis regia (Hyacinthaceae) (2013) (1)
- Field Evaluation of Mutagenized Rice Material (2017) (1)
- A reassessment of the phylogeny and circumscription of Zaluzianskya (Scrophulariaceae). (2017) (1)
- A re-evaluation of floral nectar properties in bird-pollinated plants (2007) (1)
- Saurian Surprise: Lizards Pollinate South Africa's Enigmatic Hidden Flower (2019) (1)
- Rodent responses to volatile compounds provide insights into the function of floral scent in mammal-pollinated plants (2022) (1)
- An Overview of the Role of Cone Volatiles in the Pollination Ecology of Encephalartos Lehm. (2018) (1)
- Special The Role of Seed Dispersal in Plant Populations: Perspectives and Advances in a Changing World The total dispersal kernel: a review and future directions (2020) (0)
- Habenaria transvaalensis Schltr. and Habenaria bonateoides M.Ponsie (Orchidaceae), revised descriptions and distributional records (2007) (0)
- I NTRODUCTIONS O F (2011) (0)
- Florivory can facilitate rain-assisted autogamy in a deceptive tropical orchid (2021) (0)
- The role of cone volatiles in the pollination ecology of Encephalartos Lehm. (2013) (0)
- VIEWPOINT: PART OF A SPECIAL ISSUE ON POLLINATOR-DRIVEN SPECIATION Pollinator-driven ecological speciation in plants: new evidence and future perspectives (2014) (0)
- Bird pollination (2022) (0)
- Supplementary material from "Specialized mutualisms may constrain the geographical distribution of flowering plants" (2017) (0)
- Out of Africa: Reproductive traits of species of South African Iridaceae indicate their likelihood of naturalisation elsewhere (2007) (0)
- Effects of visual and olfactory cues on carrion fly attraction, with special reference to the function of floral traits in stapeliads (2013) (0)
- Factors affecting seed set of mammal pollinated plants in South Africa (2016) (0)
- Is floral scent key to shifts in pollination systems in Protea (2013) (0)
- Pollination biology of Eucalyptus nitens, a commercially important species of temperate gum (2016) (0)
- The geographical extent to which a Batesian mimic relies on its model (2013) (0)
- Does sexual selection contribute to geographic variation in floral traits (2008) (0)
- An Empirical Formula from Ion Exchange Chromatography and Colorimetry (1996) (0)
- Technical Standards for Boundary Surveys Developing Model Law (1987) (0)
- Best of both worlds: Narrow flower entrance of an African aloe facilitates pollen transfer on sunbird bills (2019) (0)
- PART OF A SPECIAL ISSUE ON POLLINATOR-DRIVEN SPECIATION A pollinator shift explains floral divergence in an orchid species complex in South Africa (2014) (0)
- The fly who shagged me: Drivers of floral diversity in Gorteria diffusa (2007) (0)
- Pollination by Hemimepsis wasps: A newly described South African guild with an analysis of trait convergence between guild members (2013) (0)
- USE OF GPS TO ENHANCE MAPPING BY PHOTOGRAMMETRY. FINAL REPORT (1996) (0)
- Experimental evidence for a shift from wind to insect pollination in the sedges (Cyperaceae) (2008) (0)
- Assessment of reproductive traits in naturalized populations of Canna indica L. and Canna glauca L. in South Africa (2016) (0)
- Orchid pollination : from Darwin to the present (2009) (0)
- The contributions of cross- and self-fertilization to invasion in Lilium formosanum (2007) (0)
- Automatic Detection of Validation Targets in Terrestrial Mobile Mapping Surveys (2016) (0)
- A Proposed Geogetic High Accuracy Reference Netowrk for the State of Indiana (1994) (0)
- GC-MS/FID/EAD: A method for combining mass spectrometry with gas chromatography-electroantennographic detection (2022) (0)
- The role of volatiles in the dispersal of fig seeds (Moraceae) by frugivorous bats in southern Africa (2016) (0)
- The incredible journey of an Albuca pollen grain (2009) (0)
- Reflectance and colour loci (2015) (0)
- And Others TITLE Strategies for Coordinating Education and Employment Services : A Preliminary Analysis of Four In-School Alternatives (2007) (0)
- Fly Pollination of Kettle Trap Flowers of Riocreuxia torulosa (Ceropegieae-Anisotominae): A Generalized System of Floral Deception (2021) (0)
- Evidence for beetle pollination in the African grassland sugarbushes (Protea: Proteaceae) (2012) (0)
- Effects of Helinus integrifolius (Lam.) Kuntze crude leaf extract on ruminant gas production and fodder digestibility (2013) (0)
- Alterations in ovule development and the influence on apomixis in Hieracium (1999) (0)
- Current understanding of the problems associated with fruit set and winter chilling in sweet cherries in South Africa. (2006) (0)
- Pollination by spider-hunting wasps (Hymenoptera: Pompilidae) with special reference to Pachycarpus asperifolius (Apocynaceae) in KwaZulu-Natal, South Africa (2007) (0)
- Breeding system, response to grassland management, and the Allee effect in Kohautia amatymbica (Rubiaceae) (2016) (0)
- The role of hawkmoth pollinators in mediating divergence and maintaining species boundaries after secondary contact in Gladiolus longiicollis (2008) (0)
- Promotion of seedling growth in Jatropha curcas – a potential oil seed crop for biodiesel (2009) (0)
- Coevolution between well endowed flies and deep throated flowers (2007) (0)
- The function and maintenance of distyly in Pentanisia prunelloides (Rubiaceae) (2007) (0)
- Biology of Floral Scent”, edited by Natalia Dudareva and Eran Pichersksy, £85 hard cover, ISBN 0849322839, orders@taylorandfrancis.com, www.tandf.co.uk. (2007) (0)
- Variation in leaf traits and their effects in physiological processes in Leucospermum conocarpodendron (2009) (0)
- Relative success of self and outcross pollen after mixed- and single-donor pollinations in Eucalyptus grandis (2010) (0)
- Diversity clues (2010) (0)
- Implications of inbreeding depression for invasion in Lilium formosanum (2009) (0)
- The effect of nectar scent on honeybee (Apis mellifera L.) behaviour (2013) (0)
- Floral scent is different between sexual phases within individuals in a synchronously dichogamous shrub (Canella winterana) but there is no distinct female or male scent profile across individuals (2021) (0)
- Effects of Volatile Compounds Emitted by Protea Species (Proteaceae) on Antennal Electrophysiological Responses and Attraction of Cetoniine Beetles (2013) (0)
- The lady's "slippery" orchid: functions of the floral trap and aphid mimicry in a hoverfly-pollinated Phragmipedium species in Brazil. (2022) (0)
- Outcrossing rates in a rare “ornithophilous” aloe are correlated with bee visitation (2020) (0)
- Pollination and breeding system of Tacazzea apiculata (Periplocoideae: Apocynaceae) (2016) (0)
- African Red-winged Starlings prefer hexose sugar solutions, but do not like them too sweet (2011) (0)
- Nectar palatability can selectively filter bird and insect visitors to coral tree flowers (2015) (0)
- How many pollination transitions in Leucadendron (Proteaceae)? The answer is blowing in the wind (2013) (0)
- Widespread coexistence of genetically distinct morphotypes in the Satyrium longicauda complex (Orchidaceae) (2023) (0)
- Responses of butterflies to visual and olfactory signals of flowers of the bush lily Clivia miniata (2021) (0)
- Bird pollination in an African Satyrium (Orchidaceae) confirmed by camera traps and selective exclusion experiments (2019) (0)
- Does autogamy contribute to invasion in Lilium formosanum (2008) (0)
- Pollinator shifts and the evolution of floral advertising traits in the genus Ferraria (Iridaceae) (2022) (0)
- We don’t know the half of it: morphological and molecular evidence reveal dramatic underestimation of diversity in a key pollinator group (Nemestrinidae) (2023) (0)
- Wahlberg’s epauletted fruit bat (Epomophorus wahlbergi) as a potential dispersal agent for fleshy-fruited invasive alien plants: effects of handling behaviour on seed germination (2011) (0)
- Modes of reproduction in three invasive milkweeds are consistent with Baker’s Rule (2011) (0)
- Ancient divergence and contrasting floral biology of the two species of Pachites (Orchidaceae) (2017) (0)
- Biomechanics of nectar feeding explain flower orientation in plants pollinated by long-proboscid flies (2022) (0)
- INVITED REVIEW Orchid pollination: from Darwin to the present day boj_9951..19 (2009) (0)
- Seed dispersal by monkey spitting in Scadoxus (Amaryllidaceae): Fruit selection, dispersal distances and effects on seed germination (2022) (0)
- Factors Contributing to Variation in Seed Production among Remnant Populations of the Endangered Daisy Gerbera aurantiaca 1 (2004) (0)
- A generalized bird pollination system in Schotia brachypetala (Fabaceae). (2022) (0)
- Pollination of the “carrion flowers” of an African stapeliad (Ceropegia mixta: Apocynaceae): the importance of visual and scent traits for the attraction of flies (2017) (0)
- Solitary and social bees as pollinators of Wahlenbergia (Campanulaceae): single-visit effectiveness, overnight sheltering and responses to flower colour (2011) (0)
- "Bleeding" flowers of Ceropegia gerrardii (Apocynaceae-Asclepiadoideae) mimic wounded insects to attract kleptoparasitic fly pollinators. (2023) (0)
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