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Playsted, C. W. S., Johnston, M. E., Ramage, C. M., Edwards, D. G. and Hamilton, S. E. (2005). Adaptations of Caustis blakei to low phosphorus conditions and its susceptibility to phosphorus toxicity. In: R. Drew, Acta horticulturae: International Symposium on Harnessing the Potential of Horticulture in the Asian-Pacific Region. International Symposium on Harnessing the Potential of Horticulture in the Asian-Pacific Region, Coolum, Australia, (433-437). 1-3 September, 2004. 168   0
Kibbler, H., Johnston, M. E. and Williams, R. R. (2004) Adventitious root formation in cuttings of Backhousia citriodora F. Muell: 1. Plant genotype, juvenility and characteristics of cuttings. Scientia Horticulturae, 102 1: 133-143. doi:10.1016/j.scienta.2003.12.012 153   18 Cited 21 times in Scopus21 3
Kibbler, H., Williams, C. M., Williams, R. R. and Johnston, M. E. (2004) Adventitious Root Formation In Cuttings Of Backhousia citriodora F. Muell: 1 Plant Genotype, Juvenility And Characteristics Of Cuttings. 1053 2076
Kibbler, H., Johnston, M. E. and Williams, R. R. (2004) Adventitious Root Formation In Cuttings Of Backhousia Citriodora F. Muell: 2 Seasonal Influences Of Temperature, Rainfall, Flowering And Auxins On The Stock Plant. 574 1523
Kibbler, H., Johnston, M. E. and Williams, R. R. (2004) Adventitious root formation in cuttings of Backhousia citriodora F. Muell 2. Seasonal influences of temperature, rainfall, flowering and auxins on the stock plant. Scientia Horticulturae, 102 3: 343-358. doi:10.1016/j.scienta.2004.02.007 97   5 Cited 11 times in Scopus11 3
Krisantini, S., Johnston, M., Williams, R. R. and Beveridge, C. (2006) Adventitious root formation in Grevillea (Proteaceae), an Australian native species. Scientia Horticulturae, 107 2: 171-175. doi:10.1016/j.scienta.2005.05.015 494   10 Cited 10 times in Scopus10 0
Cave, R. L., Erwin, J. E., Hammer, G. L., Birch, C. J. and Johnston, M. E. (2012). An experimental approach for developing seed lines of new Australian native flowering pot plants. In: Proceedings of the XXVIII International Horticultural Congress On Science and Horticulture for People (IHC2010): Proceedings of the International Symposium On Advances in Ornamentals, Landscape and Urban Horticulture. XXVIII International Horticultural Congress (IHC2010), Lisbon, Portugal, (37-43). 22-27 August 2010. 84 5 0 Cited 0 times in Scopus0
Johnston, M. E. (2000) A review of floricultural research in Queensland and the Northern Territory. Ornamentals Update, 15 3: 10-12. 38  
Johnston, M. E. (2000). A review of floricultural research in Queensland and the Northern Territory. In: Worrall, R., Conference Proceedings Flowers 2000. Flowers 2000: The Australian Flower Conference, Tumbi Umbi, NSW, (1-10). 2-6 Aug 2000. 61  
Johnston, Margaret, Kochanek, Jitka, Perkins, Melinda, Lim, Lilly, Wild, Kirsty and Wheeler, Margaret (2005) A review of the south-east Queensland bush harvested floricultural species. , School of Land, Crop and Food Sciences for TheCentre of native Floraculture, Gatton, University of Queensland. 55  
Krisantini, S., Johnston, M. E. and Williams, R. R. (2002). Can ethylene promote roots on your cuttings?. In: Sixth Australian Wildflower Conference, Sydney, Australia, (). 30 May to 1 June 2002. 48  
Cave, Robyn L., Birch, Colin J., Hammer, Graeme L., Erwin, John E. and Johnston, Margaret E. (2011) Cardinal Temperatures and Thermal Time for Seed Germination of Brunonia australis (Goodeniaceae) and Calandrinia sp (Portulacaceae). HortScience, 46 5: 753-758. 95 2 1 Cited 2 times in Scopus2
Johnston, M. E. and Webber, J. (2000) Caustic blakei subsp macrantha - Koala Fern Forest Fantasy. Plant Varieties, 13 3: 25-26. 91  
Johnston, M. E. and Cecil, A. (2002) Centre for Native Floriculture Business Plan Gatton: The University of Queensland 79  
Johnston, M.E., Cecil, A. and Kilminster, C. J.C. (2001) Centre for Native Floriculture Feasibility Study and Business Plan Summary Proposal Gatton: The University of Queensland, Gatton 156  
Johnston, M.E., Cecil, A., Kilminster, C. J.C., Collins, R.J. and Keto, A. (2001) Centre for Native Floriculture Feasibility Study and Business Plan Terms of References Gatton: The University of Queensland, Gatton 272  
Johnston, M. E. and Steel, C. H. (2005). Designing a case on plant physiology for the real world. In: R. Drew, J. Janick, A. Biggs, K. Byung-Dong, A. Monteiro, R. Prange and M. Schenk, Proceedings of the International Symposium on Harnessing the Potential of Horticulture in the Asian-Pacific. Int. Symposium on Harnessing the Potential of Horticulture in the Asian-Pacific, Coolum, Australia, (363-367). 1-3 September, 2004. 64   0
Harrison, D K, Lee, K. S., Perkins, M. L., Orzek, S., Williams, R. R. and Johnston, M. E. (2006). Domestication of the Australian native flower Ptilotus spp. for cut-flower and potted colour. In: CF Mercer, Proceedings of the 13th Australasian Plant Breeding Conference. 13th Australasian Plant Breeding Conference, Christchurch Convention Centre, Christchurch NZ, (161-166). 18-21 April 2006. 270  
Johnston, M. E., Bauer, L., O'Brien, S. and Kochanek, J. (2005). Dormancy issues for Australian floricultural species. In: S.W. Adkins, P.J. Ainsley, S.M. Bellairs, D.J. Coates and L.C. Bell, Proceedings of Fifth Australian Workshop on Native Seed Biology. Fifth Australian Workshop on Native Seed Biology, Brisbane, Australia, (89-96). 21-23 June, 2004. 55  
Krisantini, S., Johnston, M. E., Williams, R. R., Beveridge. C. and Ross, J. (2006). Endogenous levels of indole-3acetic acid and indloe-3butyric acid and rooting of Grevillea sp., an Austalian native species. In: Margaret Johnston, Australian Native Flower Conference. Seventh Australian Native Flower Conference, The Bardon Centre, Mt Coot-tha, Brisban, Qld, (40-45). 25-28th May 2005. 52  
Wickramasinghe, P., Harrison, D.K. and Johnston, M.E. (2009). Establishing methods for inter-generic hybridization of Australian native Calandrinia and exotic Portulaca species for ornamental horticulture. In: Geijskes, R.J., Lakshmanan, P. and Taji, A., Proceedings of the VI International Symposium on In Vitro Culture and Horticultural Breeding. VI International Symposium on In Vitro Culture and Horticultural Breeding, Brisbane, Queensland, (241-244). 24-28 August, 2008. 70   Cited 1 times in Scopus1
Prameswara, V.A., Johnston, M., Perkins, M., Robertson, V. and Ratnadewi, D. (2009) Ethylene influences development and flowering of Ptilotus spp. in vitro and ex vitro. Scientia Horticulturae, 122 2: 227-232. doi:10.1016/j.scienta.2009.05.004 59   1 Cited 1 times in Scopus1 0
Harrison, D. K., Wickramasinghe, P., Johnston, M. E. and Joyce, D. C. (2010). Evaluating mutation breeding methods to fast-track the domestication of two Australian native Calandrinia species for ornamental horticulture. In: R.J. Geijskes, P. Lakshmanan and A. Taji, Proceedings of VIth International Symposium on In Vitro Culture and Horticultural Breeding. VI International Symposium on In Vitro Culture and Horticultural Breeding, Brisbane, Queensland, (85-90). 24-28 August 2008. 149   6 Cited 6 times in Scopus6
Lee, K. K., Johnston, M. E., Harrison, D. K. and Williams, R. R. (2008) Evaluation of key horticultural traits for Ptilotus nobilis in sub-tropical regions. Scientia Horticulturae, 118 3: 236-241. doi:10.1016/j.scienta.2008.06.012 115   2 Cited 2 times in Scopus2 0
Cave, Robyn L., Birch, Colin J., Hammer, Graeme L., Erwin, John E. and Johnston, Margaret E. (2010) Floral ontogeny of Brunonia australis (Goodeniaceae) and Calandrinia sp. (Portulacaceae). Australian Journal of Botany, 58 1: 61-69. doi:10.1071/BT09211 98   4 Cited 4 times in Scopus4 0
Bauer, L. M., Johnston, M. E. and Williams, R. R. (2004) Fruit processing, seed viability and dormancy mechanisms of Persoonia sericea A. Cunn. ex R. Br. and P-virgata R. Br. (Proteaceae). Seed Science And Technology, 32 3: 663-670. 75   2 Cited 1 times in Scopus1
Bauer, Lynda M., Johnston, Margaret E. and Williams, Richard R. (2004) Fruit Processing, Seed Viability And Dormancy Mechanisms Of Persoonia Sericea A. Cunn. ex R. Br. and P. Virgata R.Br. (Proteaceae). 539 1597
Playsted, C. .W S., Johnston, M. E., Ramage, C. M., Edwards, D. G., Cawthray, G. R. and Lambers, H. (2006) Functional significance of dauciform roots: exudation of carboxylates and acid phosphatase under phosphorus deficiency in Caustis blakei (Cyperaceae). New Phytologist, 170 3: 491-500. doi:10.1111/j.1469-8137.2006.01697.x 64   32 Cited 32 times in Scopus32 0
Johnston, M. E. (2006). Growing our Future. In: Dr Margaret Johnston, Australian Native Flower Conference. Seventh Australian Native Flower Conference, The Bardon Centre, Mt Coot-tha, Brisbane, Qld, (1-45). 25-28th May 2005. 44  
Webber, J, Johnston, ME and Wearing, AH (2003) High irradiance increases organogenesis in friable callus of Caustis blakei Kuk. (Cyperaceae). In Vitro Cellular & Developmental Biology-plant, 39 March-April: 139-141. doi:10.1079/IVP2002380 104   4 Cited 4 times in Scopus4 0
Kibbler, H., Williams, C. M., Williams, R. R. and Johnston, M. E. (2002) Inhibition Of Adventitious Rooting In Backhousia Citriodora F. Muell. Cuttings Correlate With The Concentration Of Essential Oil. 572 1136
Kibbler, H., Williams, C. M., Williams, R. R. and Johnston, M. E. (2002) Inhibition of adventitious rooting in Backhousia citriodora F. Muell cuttings correlate with the concentration of essential oil. Journal of Horticultural Science & Biotechnology, 77 6: 705-711. 73   4 Cited 4 times in Scopus4
Cave, Robyn L., Birch, Colin J., Hammer, Graeme L., Erwin, John E. and Johnston, Margaret E. (2011) Juvenility and flowering of Brunonia australis (Goodeniaceae) and Calandrinia sp (Portulacaceae) in relation to vernalization and daylength. Annals of Botany, 108 1: 215-220. doi:10.1093/aob/mcr116 44   3 Cited 2 times in Scopus2 0
Webber, J. and Johnston, M. E. (1999). Koala fern (Caustis blakei KuK.) - A versatile plant for cut foliage and interior and exterior plantscapes. In: Proceedings of the Fifth Australian Wildflower Conference. New Flowers, Products and Technologies, Carlton Crest Hotel, Melbourne, (117-118). 14-17 April 1999. 213  
Gikaara, D. M., Johnston, M. E. and Edwards, D. G. (2002). Management of phosphorus sensitive native plants. In: Proceedings of the 6th Australian Wildflower Conference. Sixth Australian Wildflower Conference, The Sunnybrook Hotel and Convention Centre, Sydney, (). 30 May - 1 June, 2002. 83  
Gikaara, Daniel M., Johnston, Margaret E. and Edwards, David G. (2004) Management of phosphorus supply to Australian floricultural species. Scientia Horticulturae, 102 3: 311-323. doi:10.1016/j.scienta.2004.02.008 280 549 6 Cited 6 times in Scopus6 0
Cave, Robyn L., Hammer, Graeme L., McLean, Greg, Birch, Colin J., Erwin, John E. and Johnston, Margaret E. (2013) Modelling temperature, photoperiod and vernalization responses of Brunonia australis (Goodeniaceae) and Calandrinia sp. (Portulacaceae) to predict flowering time. Annals of Botany, 111 4: 629-639. doi:10.1093/aob/mct028 44   2 Cited 2 times in Scopus2 0
Lee, K. K., Harrison, Dion K., Johnston, Margaret E. and Williams, Richard R. (2007) Molecular taxonimic clarification of Ptilotus exaltatus and Ptilotus nobilis (Amaranthaceae). Australian Systematic Botany, 20 1: 72-81. doi:10.1071/SB06010 139   6 Cited 6 times in Scopus6 0
Harrison, D. K., Kwan, H., Johnston, M. E. and Harris, W.K. (2005). Molecular taxonomy of the Australian Swamp Orchids (Phaius spp.). In: R. Drew, Acta Horticulturae: Proceedings of the International Symposium on Harnessing the Potential of Horticulture in the Asian-Pacific Region. International Symposium on Harnessing the Potential of Horticulture in the Asian-Pacific Region, Coolum, QLD, Australia, (121-124). 1-3 September 2004. 293   0
Orzek, Sybille, Williams, Richard R. and Johnston, Margaret E. (2012) Morphological indicators and the time of transition to flower in Ptilotus nobilis (Amaranthaceae). Australian Journal of Botany, 60 7: 625-631. doi:10.1071/BT12128 22   0 Cited 0 times in Scopus0 0
Bauer, L., Johnston, M. E. and Williams, R. R. (1999). Persoonias - potential for domestication. In: A. Slater, Proceedings of the Fifth Australian Wildflower Conference. New Flowers, Products and Technologies, Carlton Crest Hotel, Melbourne, (119-121). 14-17 April 1999. 41  
Gikaara, D. M., Johnston, M. E. and Edwards, D. G. (2005). Phosphorus management of Australian native plants. In: A.F.C. Tombolato and G.M. Dias-Tagliacozzo, Acta Horticulturae: The Fifth International Symposium on New Floricultural Crops. Fifth International Symposium on New Floricultural Crops, Parana, Brazil, (133-139). 26-30 August 2003. 113   0
Johnston, Margaret E., Gikaara, Daniel M. and Edwards, David G. (2006) Phosphorus nutrition of Caustis blakei grown with two phosphorus sources of different solubility in two soils of differing phosphorus adsorption capacity. Scientia Horticulturae, 110 3: 298-304. doi:10.1016/j.scienta.2006.07.008 45   4 Cited 4 times in Scopus4 0
Johnston, M. E. and Webber, J. (2001). Plant Breeder's Rights for the variety Caustis blakei subsp macrantha 'Forest Fantasy'. . 109  
Bauer, L. M., Johnston, M. E. and Williams, R. R. (1999) Plant genotype, juvenility and mechanisms of inhibition of rooting Persoonia virgata R. Br. cuttings. Australian Journal of Experimental Agriculture, 39 8: 1029-1034. doi:10.1071/EA99048 82   2 Cited 2 times in Scopus2 0
Wahyuni, S., Krisantini, S. and Johnston, M. E. (2011) Plant growth regulators and flowering of Brunonia and Calandrinia sp.. Scientia Horticulturae, 128 2: 141-145. doi:10.1016/j.scienta.2011.01.004 19   2 Cited 3 times in Scopus3 0
Krisantini, Santi, Johnston, Margaret, Williams, Richard R. and Beveridge, Christine (2003). Propagation of Grevillea. In: Proceedings of the International Propagators Society. Australian Region IPPS 31st Annual Meeting, Coffs Harbour, Australia, (154-158). 30th May to 1st June, 2003. 1378 3391
Bauer, L. M., Johnston, M. E. and Williams, R. R. (2001) Rate and timing of vegetative growth, flowering and fruit development of Persoonia virgata (Proteaceae). Australian Journal of Botany, 49 2: 245-251. doi:10.1071/BT00033 79   1 Cited 0 times in Scopus0 0
Wickramasinghe, Priyanka, Harrison, Dion K. and Johnston, Margaret E. (2009) Reproductive biology and intergeneric breeding comatibility of ornamental Portulaca and Calandrinia (Portulacaceae). Australian Journal of Botany, 57 8: 697-707. doi:10.1071/BT09107 97   1 Cited 0 times in Scopus0 0
Krisantini, Sanjaya, Johnston, Margaret and Williams, Richard (2002) Rooting of two Boronia species as influenced by α-naphthalene acetic acid (NAA) and 2-chloroethyl phosphonic acid (CEPA). Propagation of Ornamental Plants, 2 1: 16-21. 180  

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