Research Papers and Book Chapters
Most research papers are freely available from the PDF links below. Please contact me directly if you do not have access to subscription papers through a local institution.
In review:
Barrett, RL & Weston, PH (2025) Inclusion of Platylobium in Bossiaea (Fabaceae tribe Bossiaeeae). Telopea 29: Revisions requested 25 March 2025.
Barrett, MD, Cowie, ID, Barrett, RL, Anderson, BM, Thiele, KR, Krauss, SL & Grierson, P (2024) Many needles in the haystack: forty new species and a systematic sub-generic classification of Triodia hummock grasses (Poaceae: Chloridoideae). Australian Systematic Botany: SB22001.R1. Resubmitted 13 March 2025.
Clugston, JAR, Barrett, RL, Murphy, DJ, Renner, MAM, Weston, PH, Cook, LG Jobson, PC, Lepschi, BJ & Crisp, MD (2024) Resolving relationships in the radiation of Australia’s largest pea clade (Fabaceae tribe Mirbelieae) with target-capture sequencing. Annals of Botany: AOB-2025-104. Resubmitted 28 March 2025.
Macfarlane, TD & Barrett, RL (2025) Three new species described from the eastern Australian Haemodorum planifolium complex (Haemodoraceae). Nuytsia 36: Submitted 12 March 2025.
Paton, AJ, Antonelli, A, Asase, A, Barrett, RL, Bogaerts, A, Cardoso, D, Carine, M, Culham, A, Dalimunthe, SH, Davies, NMJ, De Smedt, S, Demissew, S, Forzza R, Groom, Q, Haston, E, Kartonegoro, A, Kersey, PJ, Larridon, I, Leong-Škorničková, J, Lohmann, L, Lourenco Jr, J, McPherson, H, Muasya, AM, Nicolson, N, Pace, M, Plummer, JF, Rakotonasolo, F, Ralimanana, H, Rustiami, H, Sauquet, H, Sessa, EB, Smets, E, Sumadijaya, A, Teicher, J, Thomas, DC, Tihurua, EF, Victor, JE, Wagner, ST, Wang, Q & Young, A (2025) Life after herbarium digitisation: physical and digital collection curation and use. Plants People Planet: PPP-OP-2025-01253. Revisions requested 12 March 2025.
Rabarijaona, RN, Yu, J-R, Tang, Z-Y, Ranaivoson, RM, Barrett, RL, Rakotoarinivo, M, Liu, B, You, Y-C, Yaradua , SS, Romeo, G, Wen, J, Chen, Z-D & Lu, L-M (2025) Phylogenomic insights into historical biogeography and species delimitation of African Ampelocissus (Vitaceae). Molecular Phylogenetics and Evolution: MPE-D-25-00021. Revisions requested 14 Mar. 2025.
Shaldoom, TH, Briggs, BG, Barrett, RL & Bruhl, JJ (2024) An atlas of inflorescences, culm morphology and anatomy of Restionaceae of New South Wales (Australia). Telopea 27: Revisions requested 15 October 2024.
In Press:
Barrett, RL, Yoshikawa, VN, McLay, TBG, Duarte MC, Mwachala, G & Hanes, MM (2024) Reinstatement of Sabdariffa and new combinations to support a monophyletic concept of Hibiscus (Malvaceae: Hibisceae). Australian Systematic Botany 37(SB24013): Accepted 12 March 2025
Published:
143. Grass Phylogeny Working Group III: Arthan, W, Baker, WR, Barrett, MD, Barrett, RL, Bennetzen, J, Besnard, G, Bianconi, ME, Birch, JL, Catalán, P, Chen, W, Christenhusz, M, Christin, P-A, Clark, LG, Columbus, JT, Couch, C, Crayn, DM, Davidse, G, Dransfield, S, Dunning, LT, Duvall, MR, Ficinski, SZ, Fisher, AE, Fjellheim, S, Forest, F, Gillespie, LJ, Hackel, J, Haevermans, T, Hodkinson, TR, Huang, C-H, Huang, W-C, Humphreys, AM, Jobson, RW, Kayombo, CJ, Kellogg, AE, Kimeu, JM, Larridon, I, Letsara, R, Li, D-Z, Liu, J-X, Londoño, X, Luke, QWR, Ma, H, Macfarlane, TD, Maurin, O, McKain, MR, McLay, TBG, Moreno-Aguilar, MF, Murphy, DJ, Nanjarisoa, OP, Onjalalaina, GE, Peterson, PM, Rakotonasolo, RA, Razanatsoa, J, Saarela, JM, Simpson, L, Snow, NW, Soreng, RJ, Sosef, M, Thompson, JJE, Traiperm, P, Verboom, GA, Vorontsova, MS, Walsh, NG, Washburn, JD, Watcharamongkol, T, Waycott, M, Welker, CAD, Xanthos, MD, Xia, N-H, Zhang, L, Zizka, A, Zuloaga, FO & Zuntini, AR (2025) A nuclear phylogenomic tree of grasses (Poaceae) recovers current classification despite gene tree incongruence. New Phytologist 245(2): 818–834. https://doi.org/10.1111/nph.20263 PDF
142. Mesaglio, T, Shepherd, KA, Wege JA, Barrett, RL, Sauquet, H & Cornwell, W (2025) Expert identification blitz: a rapid high-value approach for assessing and improving iNaturalist identification accuracy and data precision and confidence. Plants, People, Planet Online early: 16 March 2025. https://doi.org/10.1002/ppp3.70005 PDF
141. Barrett, RL (2024) Sedges on the edge: new agronomic and research opportunities? Special Issue: Below-ground storage organs. Plant and Soil 495: 195–200. https://doi.org/10.1007/s11104-023-06145-w [Invited Commentary] PDF
140. Barrett, RL, Clugston, JAR, Albrecht, DE, Elkan, L, Hosking, JR, McCune, SF, Jobson, PC, Orme, AE, Palsson, RL, Renner, MAM, Wardrop, C & Weston, PH (2023) Revision of the Pultenaea setulosa species complex (Fabaceae: Mirbelieae) including fourteen new species. Australian Systematic Botany 37(SB23014): 1–105. https://doi.org/10.1071/SB23014 PDF
139. Barrett, RL, Clugston, JAR, Jobson, PC & Rossington, P (2024) Pultenaea rubescens (Fabaceae: Mirbelieae), a new species from north-east New South Wales. Telopea 27: 203–209. https://doi.org/10.7751/telopea19689 PDF
138. Barrett, RL, Clugston, JAR, Orthia, LA, Cook, LG, Crisp, MD, Lepschi, BJ, Macfarlane, TD, Weston, PH & Wilkins, CF (2024) East rarely meets West: a revised delimitation for Pultenaea (Fabaceae: Mirbelieae) with reinstatement of Euchilus and three new genera from south-west Western Australia. Australian Systematic Botany 37(SB23029): 1–31. http://doi.org/10.1071/SB23029 PDF
137. Elliott, TL, Spalink, D, Larridon, I, Zuntini, AR, Escudero, M, Hackel, J, Barrett, RL, Martín‐Bravo, S, Márquez‐Corro, JI, Granados Mendoza, C, Mashau, AC, Soler, KR, Zhigila, DA, Gehrke, B, Andrino, CO, Crayn, DM, Vorontsova, MS, Forest, F, Baker, WJ, Wilson, KL, Simpson, DA & Muasya, AM (2024) Global analysis of Poales diversification – parallel evolution in space and time into open and closed habitats. New Phytologist 242(2): 727–743. https://doi.org/10.1111/nph.19421 [Invited Review] PDF
136. Hanes, MM, Blanchard Jr, OJ, Valencia-D, JE, McLay, TBG, Abbott, JR, McDaniel, SF, Barrett, RL, Mathews, S & Neubig, KM (2024) Phylogenetic relationships within tribe Hibisceae (Malvaceae) reveal complex patterns of polyphyly in Hibiscus and Pavonia. Systematic Botany 49(1): 77–116. doi:10.1600/036364424X17114831879189 PDF
135. Mabry, ME, Abrahams, RS, Al-Shehbaz, IA, Baker, WJ, Barak, S, Barker, MS, Barrett, RL, Beric, A, Bhattacharya, S, Carey, SB, Conant, GC, Conran, JG, Dassanayake, M, Edger, PP, Hall, J, Hao, Y, Hendicks, KP, Hibberd, JM, King, GJ, Kliebenstein, DJ, Koch, MA, Leitch, IJ, Lens, F, Lysák, MA, McAlvay, AC, McKibben, MTW, Mercati, F, Moore, RC, Mummenhof, K, Murphy, DJ, Nikolov, LA, Pisias, M, Roalson, EH, Schranz, ME, Thomas, SK, Yu, Q-Y, Yocca, A, Pires, JC, Harkess, AE (2024) Complementing model species with model clades. The Plant Cell 36(5): 1205–1226. https://doi.org/10.1093/plcell/koad260 [Invited Review] PDF
134. Omollo, WO, Rabarijaona, RN, Ranaivoson, RM, Rakotoarinivo, M, Barrett, RL, Zhang, Q, Lai, Y-J, Ye, J-Y, Le, CT, Antonelli, A, Chen, Z-D, Liu, B, Lu, L-M (2024) Spatial heterogeneity of neo- and paleo-endemism for plants in Madagascar. Current Biology 34(6): 1271–1283. https://doi.org/10.1016/j.cub.2024.02.023 PDF
133. Saunders, TC, Larridon, I, Baker, WJ, Barrett, RL, Forest, F, Françoso, E, Maurin, O, Rokni, S & Roalson, EH (2024) Tangled webs and spider-flowers: phylogenomics, biogeography, and seed morphology inform the evolutionary history of Cleomaceae. American Journal of Botany 111(9): e16399. http://doi.org/10.1002/ajb2.16399 PDF
132. Wege, JA, Brennan, KG, Bean, AR, Barrett, RL, Dillon, SJ & Barrett, MD (2024) Stylidium miscellany IV: novel species, recircumscriptions and range extensions for northern Australia. Nuytsia 35: 141–198. https://doi.org/10.58828/nuy01072 PDF
131. Wenk, E, Sauquet, H, Gallagher, R, Brownlee, R, Boettinger, C, Coleman, D, Yang, S, Auld, T, Barrett, RL, Brodribb, T, Choat, B, Dun, L, Ellsworth, D, Gosper, C, Guja, L, Jordan, G, Le Breton, T, Leigh, A, Lu-Irving, P, Medlyn, B, Nolan, R, Ooi, M, Sommerville, K, Vesk, P, White, MD, Wright, I & Falster, D (2024) AusTraits Plant Dictionary (APD): a comprehensive resource for standardising and linking plant trait measurements across diverse sources. Scientific Data 11: 537. doi:10.1038/s41597-024-03368-z PDF
130. Xiong, Y-J, Zhao, Y-J, He, Y-Y, Zhao, L, Hu, H-H, Barrett, RL, Chen, Z-D & Lu, L-M (2024) Current progress and future prospects for understanding genetic diversity of seed plants in China. Biological Diversity 1(1): 13–21. https://doi.org/10.1002/bod2.12005 [Invited Review] PDF
129. You, Y-C Yu, J-R, Nie, Z-L, Peng, D-X, Barrett, RL, Rabarijaona, RN, Lai, Y-J, Zhao, Y-J, Dang, VC, Chen, Y-H, Chen, Z-D, Wen, J, Lu, L-M (2024) Transition of survival strategies under global climate shifts in the grape family. Nature Plants 10: 1100–1111. https://doi.org/10.1038/s41477-024-01726-8 FULL TEXT
128. Zhao, L, Li, J-Y, Barrett, RL, Liu, B, Hu, H-H, Lu, L-M & Chen, Z-D (2024) Spatial heterogeneity of extinction risk for flowering plants in China. Nature Communications 15: 6352. https://doi.org/10.1038/s41467-024-50704-3 PDF
127. Zuntini, AR, Carruthers, T, Maurin, O, Bailey, PC, Leempoel, K, Brewer, GE, Epitawalage, E, Françoso, E, Gallego-Paramo, B, McGinnie, C, Negrão, R, Roy, SR, Simpson, L, Toledo Romero, E, Barber, VMA, Botigué, L, Clarkson, JJ, Cowan, RS, Dodsworth, S, Johnson, MG, Kim, JT, Pokorny, L, Wickett, NJ, Antar, GM, DeBolt, L, Gutierrez, K, Hendriks, KP, Hoewener, A, Hu, A-Q, Joyce, EM, Kikuchi, IABS, Larridon, I, Larson,, DA, de Lírio, EJ, Liu, J-X, Malakasi, P, Przelomska, NAS, Shah, TS, Viruel, J, Allnutt, TR, Ameka, GK, Andrew, RL, Appelhans, MS, Arista, M, Ariza, MJ, Arroyo, J, Arthan, W, Bachelier, JB, Bailey, CD, Barnes, HF, Barrett, MD, Barrett, RL, Bayer, RJ, Bayly, MJ, Biffin, E, Biggs, N, Birch, JL, Bogarín, D, Borosova, R, Bowles, AMC, Boyce, PC, Bramley, GLC, Briggs, M, Broadhurst, L, Brown, GK, Bruhl, JJ, Bruneau, A, Buerki, S, Burns, E, Byrne, M, Cable, CS, Calladine, A, Callmander, MW, Cano, Á, Cantrill, DJ, Cardinal-McTeague, WM, Carlsen, MM, Carruthers, AJA, de Castro Mateo, A, Chase, MW, Chatrou, LW, Cheek, M, Chen, S, Christenhusz, MJM, Christin, P-A, Clements, MA, Coffee, SC, Conran, JG, Cornejo, X, Couvreur, TLP, Cowie, ID, Csiba, L, Darbyshire, I, Davidse, G, Davies, NMJ, Davis, AP, van Dijk, K-J, Downie, SR, Duretto, MF, Duvall, MR, Edwards, SL, Eggli, U, Erkens, RHJ, Escudero, M, de la Estrella, M, Fabriani, F, Fay, MF, de L Ferreira, P, Ficinski, SZ, Fowler, RM, Frisby, S, Fu, L, Fulcher, T, Galbany-Casals, M, Gardner, EM, German, DA, Giaretta, A, Gibernau, M, Gillespie, LJ, Gonzále, CC, Goyder, DJ, Graham, SW, Grall, A, Green, L, Gunn, BF, Gutiérrez, DG, Hackel, J, Haevermans, T, Haigh, A, Hall, JC, Hall, T, Harrison, MJ, Hatt, SA, Hidalgo, O, Hodkinson, TR, Holmes, GD, Hopkins, HCF, Jackson, CJ, James, SA, Jobson, RW, Kadereit, G, Kahandawala, IM, Kainulainen, K, Kato, M, Kellogg, EA, King, GJ, Klejevskaja, B, Klitgaard, BB, Klopper, RR, Knapp, S, Koch, MA, Leebens-Mack, JH, Lens, F, Leon,, CJ Léveillé-Bourret, E, Lewis, GP, Li, D-Z, Li, L, Liede-Schumann, S, Livshultz, T, Lorence, D, Lu, M, Lu-Irving, P, Luber, J, Lucas, EJ, Luján, M, Lum, M, Macfarlane, TD, Magdalena, C, Mansano, VF, Masters, LE, Mayo, SJ, McColl, K, McDonnell, AJ, McDougall, AE, McLay, TGB, McPherson, H, Meneses, RI, Merckx, VSFT, Michelangeli, FA, Mitchell, JD, Monro, AK, Moore, MJ, Mueller, TL, Mummenhoff, K, Munzinger, J, Muriel, P, Murphy, DJ, Nargar, K, Nauheimer, L, Nge, FJ, Nyffeler, R, Orejuela, A, Ortiz, EM, Palazzesi, L, Peixoto, AL, Pell, SK, Pellicer, J, Penneys, DS, Perez-Escobar, OA, Persson, C, Pignal, M, Pillon, Y, Pirani, JR, Plunkett, GM, Powell, RF, Prance, GT, Puglisi, C, Qin, M, Rabeler, RK, Rees, PEJ, Renner, MAM, Roalson, EH, Rodda, M, Rogers, ZS, Rokni, S, Rutishauser, R, de Salas, MF, Schaefer, H, Schley, RJ, Schmidt-Lebuhn, A, Shapcott, A, Al-Shehbaz, I, Shepherd, KA, Simmons, MP, Simões, AO, Simões, ARG, Siros, M, Smidt, RJ, Smith, JF, Snow, N, Soltis, DE, Soltis, PS, Soreng, RJ, Sothers, CA, Starr, JR, Stevens, PF, Straub, SCK, Struwe, L, Taylor, JM, Telford, IRH, Thornhill, AH, Tooth, I, Trias-Blasi, A, Udovicic, F, Utteridge, TMA, Del Valle, JC, Verboom, GA, Vonow, HP, Vorontsova, MS, de Vos, JM, Al-Wattar, N, Waycott, M, Welker, CAD, White, AJ, Wieringa, JJ, Williamson, LT, Wilson, TC, Wong, SY, Woods, LA, Woods, R, Worboys, S, Xanthos, M, Yang, Y, Zhang, Y-X, Zhou, M-Y, Zmarzty, S, Zuloaga, FO, Antonelli, A, Bellot, S, Crayn, DM, Grace, OM, Kersey, PJ, Leitch, I, Sauquet, H, Smith, SA, Eiserhardt, WL, Forest, F & Baker, WJ [279 authors] (2024) Phylogenomics and the rise of the angiosperms. Nature 629(8013): 843–850. doi: 10.1038/s41586-024-07324-0 PDF
126. Barrett, RL & Barrett, MD (2023) Taxonomic revision of Australian Erythrophleum (Fabaceae: Caesalpinioideae) including description of two new species. Australian Systematic Botany 36(5): 401–426. https://doi.org/10.1071/SB23007 PDF
125. Barrett, RL, Hanes, MM & McLay, TBG (2023) (2959–2960) Proposals to conserve the name Abelmoschus against Laguna, and Pavonia, nom. cons., against the additional names Malvaviscus and Malachra. Taxon 72(3): 667–669. https://doi.org/10.1002/tax.12968 PDF
124. Barrett, RL & Wilson, TC (2023) iNaturalist observations and Bush Blitz collections provide support for the recognition of Lomandra briggsiana (Asparagaceae), a new species from New South Wales. Telopea 26: 133–143. https://doi.org/10.7751/telopea17366 PDF
123. Lu, L-M, Zhao, L, Hu, H-H, Liu, B, Yang, Y-C,You, Y-C, Peng, D-X, Barrett, RL, Chen, Z-D (2023) A comprehensive evaluation of flowering plant diversity and conservation priority for national park planning in China. Fundamental Research 3(6): 939–950. https://doi.org/10.1016/j.fmre.2022.08.008 PDF
122. Maurin, O, Anest, A, Forest, F Turner, I, Barrett, RL, Cowan, RC, Wang, L-J, Tomlinson, KW, Charles-Dominique, T (2023). Drift in the tropics: phylogenetics and biogeographical patterns in Combretaceae. Global Ecology and Biogeography 32(10): 1790–1802. http://doi.org/10.1111/geb.13737 PDF
121. Rabarijaona, RN, Ranaivoson, RM, Yu, J-R, You, Y-C, Liu, B, Ye, J-F, Barrett, RL, Lin, X-L, Wen, J, Chen, Z-D & Lu, L-M (2023) Species delimitation and biogeography of Cyphostemma (Vitaceae), emphasizing diversification and ecological adaptation in Madagascar. Taxon 72(4): 766–790. https://doi.org/10.1002/tax.12980 ABSTRACT
120. Wang, J, Barrett, RL, Wajer, J, Mabberley, DJ & Forster, PI (2023) Reinstatement of Thysanotus elatior R.Br. (Asparagaceae). Telopea 26: 49–59. https://doi.org/10.7751/telopea17218 PDF
119. Webb, AT, Birch, JL & Barrett, RL (2023) Caesia walalbai (Asphodelaceae subfam. Hemerocallidoideae), a new species from south-east Queensland. Telopea 26: 159–168. https://doi.org/10.7751/telopea17346 PDF
118. Wilson, KL & Barrett, RL (2023) Revision of the tropical genus Diplacrum (Cyperaceae: Bisboeckelereae) in Australia. Australian Systematic Botany 36(2): 143–156. https://doi.org/10.1071/SB22028 PDF
117. Yu, J-R, Niu, Y-T, You, Y-C, Cox, CJ, Barrett, RL, Trias-Blasi, A, Guo, J, Wen, J, Lu, L-M, Chen, Z-D (2023) Integrated phylogenomic analyses unveil reticulate evolution in Parthenocissus (Vitaceae), highlighting speciation dynamics in the Himalayan-Hengduan Mountains. New Phytologist 238(2): 888–903. https://doi.org/10.1111/nph.18580 PDF
116. Yu, J-R, Zhao, H, Niu, Y-T, You, Y-C, Barrett, RL, Ranaivoson, RM, Rabarijaona, RN, Parmar, G, Yuan, L-X, Jin, X-F, Li, P, Li, J-H, Wen, J, Chen, Z-D & Lu, L-M (2023) Distinct hybridization modes in wide- and narrow‑ranged lineages of Causonis (Vitaceae). BMC Biology 21: 209. https://doi.org/10.1186/s12915-023-01718-8 PDF
115. Andermann, T, Antonelli, A, Barrett, RL & Silvestro, D (2022) Estimating alpha, beta and gamma diversity through deep learning. Frontiers in Plant Science 13: 839407. https://doi.org/10.3389/fpls.2022.839407 PDF
114. Barrett, RL & Barrett, MD (2022) Dianella lignosa (Asphodelaceae), a new species from the north-west Kimberley region of Western Australia. Telopea 25: 197–202. https://doi.org/10.7751/telopea15789 PDF
113. Barrett, RL, Barrett, MD & Clements, MA (2022) A revision of Orchidaceae from the Kimberley region of Western Australia with new species of tropical Calochilus and Dipodium. Telopea 25: 203–270. https://doi.org/10.7751/telopea15711 PDF
112. Barrett, RL, Plunkett, GT, Bruhl, JJ & Wilson, KL (2022). Lepidosperma prospectum (Cyperaceae), a new species from Sydney coastal heath and notes on usage of sword sedges. Telopea 25: 81–92. https://doi.org/10.7751/telopea14879 PDF
111. Barrett, RL & Wilson, KL (2022) Machaerina ascendens (Cyperaceae), a rare new species from the far south-west of Western Australia and a new combination for Schoenus abbreviatus Nees. Telopea 25: 173–179. https://doi.org/10.7751/telopea15795 PDF
110. Elliott, TL, Larridon, I, Barrett, RL, Bruhl, JJ, Costa, SM, Escudero, M, Hipp, AL, Jiménez‐Mejías, P, Luceño, M, Márquez-Corro, JI, Martín-Bravo, S, Roalson, EH, Semmouri, I, Spalink, D, Thomas, WW, Villaverde, T, Wilson, KL, Xanthos, M & Muasya, AM (2022) Addressing inconsistencies in Cyperaceae and Juncaceae taxonomy: Comment on Brožová et al. (2022). Molecular Phylogenetics and Evolution 179: 107665. https://doi.org/10.1016/j.ympev.2022.107665 PDF
109. Elliott, TL, Zedek, F, Barrett, RL, Bruhl, JJ, Escudero, M, Hroudová, Z, Joly, S, Larridon, I, Luceño, M, Márquez Corro, JI, Martin-Bravo, S, Muasya, AM, Šmarda, P, Thomas, W, Wilson, KL, Bureš, P (2022) Chromosome size matters: genome evolution in the cyperid clade. Annals of Botany 130(7): 999–1014. https://doi.org/10.1093/aob/mcac136 PDF
108. Hu, H-H, Ye, J-F, Liu, B, Mao, L-F, Smith, SA, Barrett, RL, Soltis, PS, Soltis, DE, Chen, Z-D & Lu, L-M (2022) Temporal and spatial comparisons of angiosperm diversity between eastern Asia and North America. National Science Review 9(6): nwab199. https://doi.org/10.1093/nsr/nwab199 PDF
107. Renner, MAM, Barrett, RL, Clarke, S, Clugston, JAR, Wilson, TC & Weston, PH (2022) Morphological and molecular evidence refute a broad circumscription for Pultenaea glabra (Fabaceae: Mirbelieae), with implications for taxonomy, biogeography, and conservation. Australian Systematic Botany: 35(3): 127–179. https://doi.org/10.1071/SB21030 PDF
106.Telford, IRH, Clugston, JAR & Barrett, RL (2022) Pultenaea williamsii (Fabaceae: Mirbelieae), a new species endemic to the New England Tableland Bioregion of New South Wales. Telopea 25: 165–171. https://doi.org/10.7751/telopea15746 PDF
105. Barrett, RL, Bruhl, JJ & Wilson, KL (2021) Netrostylis, a new genus of Australasian Cyperaceae removed from Tetraria. Telopea 24: 53–60. https://doi.org/10.7751/telopea14922 PDF
104. Barrett, RL, Bruhl, JJ & Wilson, KL (2021) Revision of generic concepts in Schoeneae subtribe Tricostulariinae (Cyperaceae) with a new Australian genus Ammothryon and new species of Tricostularia. Telopea 24: 61–169. https://doi.org/10.7751/telopea14454 PDF
103. Barrett, RL, Clugston, JAR, Cook, LG, Crisp, MD, Jobson, PC, Lepschi, BJ, Renner, MAM, Weston, PH (2021) Understanding diversity and systematics in Australian Fabaceae tribe Mirbelieae. Special Issue: Legume diversity and evolution. Diversity 13(8): 391. https://doi.org/10.3390/d13080391 [Invited Review] PDF
102. Barrett, RL & Jobson, RW (2021) Lechenaultia peregrina, a new species of Goodeniaceae from northern Australia, New Guinea and the Moluccas. Telopea 24: 277–282. https://doi.org/10.7751/telopea15372 PDF
101. Barrett, RL, Macfarlane, TD & Keighery, GJ (2021) Taxonomic revision of Corynotheca (Hemerocallidaceae / Asphodelaceae). Telopea 24: 7–52. https://doi.org/10.7751/telopea14693 PDF
100. Barrett, RL & Monro, AM (2021) Review of nomenclature for Actinidiaceae in Australia. Telopea 24: 319–323. https://doi.org/10.7751/telopea15453 PDF
99. Barrett, R.L., Taputuarai, R., Meyer, J.-Y., Bruhl, J.J. & Wilson, K.L. (2021) Reassessment of the taxonomic status of Cyperaceae on Rapa Iti, Austral Islands, French Polynesia, with a new combination, Morelotia involuta. Telopea 24: 171–187. https://doi.org/10.7751/telopea14956 PDF
98. Elliott, T.L., van Mazijk, R., Barrett, R.L., Bruhl, J.J., Joly, S., Muthaphuli, N., Wilson, K.L., & Muasya, A.M. (2021) Global dispersal and diversification of the genus Schoenus (Cyperaceae) from the Western Australian biodiversity hotspot. Special Issue: Cyperaceae in a data-rich era: New evolutionary insights from solid frameworks. Journal of Systematics and Evolution 59(4): 791–808. https://doi.org/10.1111/jse.12742 PDF
97. Larridon, I., Zuntini, A.R., Barrett, R.L., Wilson, K.L, Bruhl, J.J., Goetghebeur, P., Baker, W.J., Brewer, G.E., Epitawalage, N., Fairlie, I., Forest, F., Kikuchi, I., Pokorny, L., Spalink, D., Simpson, D.A., Muasya, A.M. & Roalson, E.H. (2021) Resolving the generic limits in Cyperaceae tribe Abildgaardieae using targeted sequencing. Botanical Journal of the Linnean Society 196(2): 163–187. https://doi.org/10.1093/botlinnean/boaa099 PDF
96. Larridon, I., Zuntini, A.R., Léveillé-Bourret, E., Barrett, R.L., Starr, J.R., Muasya, A.M., Villaverde, T., Bauters, K., Brewer, G.E., Bruhl, J.J., Costa, S.M., Elliott, T.L., Epitawalage, N., Escudero, M., Fairlie, I., Goetghebeur, P., Hipp, A.L., Jiménez-Mejías, P., Sabino Kikuchi, I.A.B., Luceño, M., Márquez-Corro, J.I., Martín-Bravo, S., Maurin, O., Pokorny, L., Roalson, E.H., Semmouri, I., Simpson, D.A., Spalink, D., Thomas, W.W., Wilson, K.L, Xanthos, M., Forest, F. & Baker, W.J. (2021) A new classification of Cyperaceae (Poales) supported by phylogenomic data. Special Issue: Cyperaceae in a data-rich era: New evolutionary insights from solid frameworks. Journal of Systematics and Evolution 59(4): 852–895. https://doi.org/10.1111/jse.12757 PDF
95. Legume Phylogeny Working Group (LPWG): Andrella, G.C., Atahuachi Burgos, M., Bagnatori Sartori, Â.L., Balan, A., Bandyopadhyay, S., Barbosa Pinto, R., Barrett, R.L., Boatwright, J.S., Broich, S.L., Brullo, S., Bruneau, A., Cardinal-McTeague, W., Cardoso, D., Castro Silva, I.C., Cervantes, A., Choo, L.M., Cobra e Monteiro, T., Compton, J., Crameri, S., Delgado-Salinas, A., Dorado, O., Duan, L., Egan, A.N., de la Estrella, M., Falcão, M., Farruggia, F., Fortuna Perez, A.P., Fritsch, P., Giusso del Galdo, G.P., Goncharov, M., Gregório, B. de S., Javadi, F., Klitgaard, B.B., Kramina, T., Lachenaud, O., Lana C. Atunes, L., le Roux, M.M., Ledis Linares, J., Lewis, G.P., Li, S.-J., de Lima, H.C., Mansano, V., Mashego, K.S., Mattapha, S., Montenegro Valls, J.F., Moteetee, A., Murphy, B., Ohashi, H., Ohashi, K., Pandey, A., Pennington, R.T., Phillipson, P., Povydysh, M., Rakotonirina, N., Ramos, G., Ranzato Filardi, F., Sanjappa, M., Santos-Guerra, A., Schley, R., Schrire, B., Schütz Rodrigues, R., Seijo, G., Seleme, E.P., Şentürk, O., Simpson, C.E., Sirichamorn, Y., Soares Gissi, D., Sokolov, D., Stirton, C.H., Subramaniam, S., Thulin, M., Torke, B.M., van der Burgt, X., Vatanparast, M., Wilding, N. & Wojciechowski, M.F., Zhang, R. (2021) The World Checklist of Vascular Plants (WCVP): Fabaceae (26 May 2021). (Govaerts, R., Ed.). (The Royal Botanic Gardens, Kew, Digital Revolution, Kew) http://sftp.kew.org/pub/data_collaborations/Fabaceae/DwCA/
94. Parmar, G., Dang, V.-C., Narindra Rabarijoana, R., Chen, Z.-D., Jackes, B.R., Barrett, R.L., Zhang, Z.-Z., Niu, Y.-T., Trias-Blasi, A., Wen, J. & Lu, L.-M. (2021) Phylogeny, character evolution and taxonomic revision of Causonis Raf., a segregate genus from Cayratia Juss. (Vitaceae). Taxon 70(5): 1188–1218. https://doi.org/10.1002/tax.12562 ABSTRACT
93. Peng, D.-X., Dang, V.C., Habib, S., Barrett, R.L., Trias-Blasi, A., Wen, J., Chen, Z.-D., Lu, L.-M. (2021) Historical biogeography of Tetrastigma (Vitaceae): insights into floristic exchange patterns between Asia and Australia. Cladistics 37(6): 803–815. https://doi.org/10.1111/cla.12462 PDF
92. Wilde, B.C., Barrett, R.L. (2021) Hidden in plain sight: Ficus desertorum (Moraceae), a new species of rock fig from central Australia. Telopea 24: 283–301. https://doi.org/10.7751/telopea14668 PDF
91. Barrett, R.L., Peterson, P.M., Romaschenko, K. (2020) A molecular phylogeny of Eragrostis (Poaceae: Chloridoideae: Eragrostideae): Making lovegrass monophyletic in Australia. Australian Systematic Botany 33(5): 458–476. https://doi.org/10.1071/SB19034 ABSTRACT
90. Barrett, R.L., Wilson, K.L, Bruhl, J.J. (2020) Reinstatement and revision of the genus Chaetospora (Cyperaceae: Schoeneae). Telopea 23: 95–112. https://doi.org/10.7751/telopea14345. PDF
89. Baleeiro, P.C., Jobson, R.W. & Barrett, R.L. (2020) Drosera stipularis, a new species for the Drosera petiolaris complex from Cape York Peninsula, Queensland. Telopea 23: 35–40. https://doi.org/10.7751/telopea14200. PDF
88. Dillon, S.J., Barrett, R.L. & Shepherd, K.A. (2020) Corchorus fitzroyensis (Malvaceae: Grewioideae), a new, poorly known species from Western Australia’s Kimberley region. Special Issue: 50 years of botanical discovery: a golden anniversary edition of Nuytsia, the journal of the Western Australian Herbarium. Nuytsia 31: 83–87. https://doi.org/10.58828/nuy00951 PDF
87. Wang, H.-X., Moore, M.J., Barrett, R.L., Landrein, S., Sakaguchi, S., Maki, M., Wen, J. & Wang, H.-F. (2020) Plastome phylogenomic insights into the Sino-Japanese biogeography of Diabelia (Caprifoliaceae). Special Issue: Collections‐based systematics and biogeography in the 21st Century: a tribute to Dr. Vicki Funk. Journal of Systematics and Evolution 58(6): 972–987. https://doi.org/10.1111/jse.12560. PDF
86. Barrett, R.L. (2019) Three new species of Corchorus and Grewia (Sparmanniaceae / Malvaceae subfamily Grewioideae) from northern Australia, an earlier name in Grewia, and recircumscription of Triumfetta kenneallyi. Austrobaileya 10(3): 458–472. https://doi.org/10.5962/p.299917 PDF
85. Barrett, R.L., Wilson, K.L. & Bruhl, J.J. (2019) Anthelepis, a new genus for four mainly tropical species of Cyperaceae from Australia, New Caledonia and South East Asia. Australian Systematic Botany 32(4): 269–289. https://doi.org/10.1071/SB18047 ABSTRACT
84. Elliott, T.L., Barrett, R.L. & Muasya, M. (2019) A taxonomic revision of Schoenus cuspidatus and allies (Cyperaceae, tribe Schoeneae)––Part 1. South African Journal of Botany 121: 519–535. https://doi.org/10.1016/j.sajb.2018.11.021 PDF
83. Niu, Y.-T., Barrett, R.L., Zhang, Z.Z., Lu, L.-M. & Chen, Z.-D. (2019) Taxonomic revision of Triplostegia Wall. ex DC. (Caprifoliaceae: Dipsacales). Phytotaxa 392(1): 19–32. http://dx.doi.org/10.11646/phytotaxa.392.1.2 ABSTRACT
82. Roalson, E.H., Barrett, R.L., Wilson, K.L., Bruhl, J.J. & Larridon, I. (2019) Crosslandia setifolia is a partly monoecious species of Fimbristylis (Abildgaardieae: Cyperaceae). Phytotaxa 399(2): 163–166. http://dx.doi.org/10.11646/phytotaxa.399.2.6 ABSTRACT
81. Zhao, K.-K., Landrein, S., Barrett, R.L., Sakaguchi, S., Maki, M., Mu, W.-X., Yang, T., Zhu, Z.-X., Liu, H. and Wang, H.-F. (2019) Phylogeographic analysis and genetic structure of an endemic Sino-Japanese disjunctive genus Diabelia (Caprifoliaceae). Frontiers in Plant Science 10: 913. https://doi.org/10.3389/fpls.2019.00913 PDF
Research Papers and Book Chapters 1999–2018
80. Barrett, R.L. & Barrett, M.D. (2018). Reinstatement of Goodenia pritzelii Domin (Goodeniaceae) from the west Kimberley and description of G. oenpelliensis as a new species from the Northern Territory. Telopea 21: 9–17. https://dx.doi.org/10.7751/telopea11093. PDF
79. Connor, S.E., Schneider, L., Trezise, J., Rule, S., Barrett, R.L., Zawadzki, A. & Haberle, S.G. (2018) Forgotten impacts of European land-use on riparian and savanna vegetation in North-Western Australia. In: Special Feature: ‘Millennial to centennial vegetation change’ (eds T.Giesecke, P.Kuneš & T.Reitalu). Journal of Vegetation Science 29(3): 427–437. https://doi.org/10.1111/jvs.12591. PDF
78. Cross, A., Barrett, M.D., Barrett, R.L., Hopkins, A., Birnbaum, C., Burgess, T., Whitley, A., Kumerasan, D., Mucina, L., Merritt, D.J., Turner, S.R., Myers, C., Renton, M. & Dixon, K.W. (2018) Small size, huge value. Freshwater rockpools of the Kimberley. In McGlashan, H., Coate, K., Gresham, J. & Hart, R. (eds), The natural world of the Kimberley. pp. 32–33. (Kimberley Society, Inc.: Perth.) PDF
77. Le, C.-T., Liu, B., Barrett, R.L., Lu, L.-M., Wen, J. & Chen, Z.-D. (2018). Phylogeny and a new tribal classification of Opiliaceae based on molecular and morphological evidence. Journal of Systematics and Evolution 56(1): 56–66. https://doi.org/10.1111/jse.12295 (Special Issue on 'Systematics and evolution of the grape order Vitales and its close relative Santalales'). ABSTRACT
76. Liu, B., Le, C.T., Barrett, R.L., Nickrent, D.L., Chen, Z., Lu, L. & Vidal-Russell, R. (2018). Historical biogeography of Loranthaceae (Santalales): diversification agrees with emergence of tropical forests and radiation of songbirds. Molecular Phylogenetics and Evolution 124: 199–212. https://doi.org/10.1016/j.ympev.2018.03.010 ABSTRACT
75. Nicolle, D. & Barrett, R.L. (2018). Eucalyptus revelata, a rare new species related to E. mooreana (Myrtaceae) from the Kimberley region of Western Australia. Nuytsia 29: 109–118. https://doi.org/10.58828/nuy00873 PDF
74. Niu, Y.-T., Jabbour, F., Barrett, R.L., Ye, J.-F., Zhang, Z.Z., Lu, K.-Q., Lu, L.-M. & Chen, Z.-D. (2018). Combining complete chloroplast genome sequences with target loci data and morphology to resolve species limits in Triplostegia (Caprifoliaceae). Molecular Phylogenetics and Evolution 129: 15–26. https://doi.org/10.1016/j.ympev.2018.07.013 ABSTRACT
73. Potts, A.J., Rebelo, A.G., Barrett, R.L. & Stirton, C.H. (2018) Hybridisation in the Cape and Kwongkan. [editorial] South African Journal of Botany 118: 282–283. https://doi.org/10.1016/j.sajb.2018.08.009 PDF
72. Smith, A.L., Barrett, R.L. & Milner, R.N.C. (2018). Annual mowing maintains plant diversity in threatened temperate grasslands. Applied Vegetation Science 21(2): 207–218. https://doi.org/10.1111/avsc.12365 ABSTRACT
71. Thomson, S.A., Pyle, R.L., Ahyong, S., Alonso-Zarazaga, M., Ammirati, J., Araya, J.F., Ascher, J.S., Audisio, T.L., Azevedo-Santos, V.M., Bailly, N., Baker, W.J., Balke, M., Barclay, M.V.L., Barrett, R.L., Benine, R.C., Bickerstaff, J.R.M., Bouchard, P., Bour, R., Bourgoin, T., Boyko, C.B., Breure, A.S.H., Brothers, D.J., Byng, J.W., Campbell, D., Ceriaco, L.M.P., Cernak, I., Cerretti, P., Chang, C.-H., Cho, S., Copus, J.M., Costello, M.J., Cseh, A., Csuzdi, C., Culham, A., D’Elia, G., d’Acoz, C.d’U., Daneliya, M.E., Dekker, R., Dickinson, E.C., Dickinson, T.A., Dijk, P.P. van, Dijkstra, K.-D.B., Dima, B., Dmitriev, D.A., Duistermaat, L., Dumbacher, J.P., Eiserhardt, W.L., Ekrem, T., Evenhuis, N.L., Faille, A., Fernandez-Triana, J.L., Fiesler, E., Fishbein, M., Fordham, B.G., Freitas, A.V.L., Friol, N.R., Fritz, U., Froslev, T., Funk, V.A., Gaimari, S.D., Garbino, G.S.T., Garraffoni, A.R.S., Geml, J., Gill, A.C., Gray, A., Grazziotin, F.G., Greenslade, P., Gutierrez, E.E., Harvey, M.S., Hazevoet, C.J., He, K., He, X., Helfer, S., Helgen, K.M., Heteren, A.H. von, Garcia, F.H., Holstein, N., Horvath, M.K., Hovenkamp, P.H., Hwang, W.S., Hyvonen, J., Islam, M.B., Iverson, J.B., Ivie, M.A., Jaafar, Z., Jackson, M.D., Jayat, J.P., Johnson, N.F., Kaiser, H., Klitgard, B.B., Knapp, D.G., Kojima, J.-i., Koljalg, U., Kontschan, J., Krell, F.-T., Krisai-Greilhuber, I., Kullander, S., Latella, L., Lattke, J.E., Lencioni, V., Lewis, G.P., Lhano, M.G., Lujan, N.K., Luksenburg, J.A., Mariaux, J., Marinho-Filho, J., Marshall, C.J., Mate, J.F., McDonough, M.M., Michel, E., Miranda, V.F.O., Mitroiu, M.-D., Molinari, J., Monks, S., Moore, A.J., Moratelli, R., Muranyi, D., Nakano, T., Nikolaeva, S., Noyes, J., Ohl, M., Oleas, N.H., Orrell, T., Pall-Gergely, B., Pape, T., Papp, V., Parenti, L.R., Patterson, D., Pavlinov, I.Y., Pine, R.H., Poczai, P., Prado, J., Prathapan, D., Rabeler, R.K., Randall, J.E., Rheindt, F.E., Rhodin, A.G.J., Rodriguez, S.M., Rogers, D.C., Roque, F. de O., Rowe, K.C., Ruedas, L.A., Salazar-Bravo, J., Salvador, R.B., Sangster, G., Sarmiento, C.E., Schigel, D.S., Schmidt, S., Schueler, F.W., Segers, H., Snow, N., Souza-Dias, P.G.B., Stals, R., Stenroos, S., Stone, R.D., Sturm, C.F., Štys, P., Teta, P., Thomas, D.C., Timm, R.M., Tindall, B.J., Todd, J.A., Triebel, D., Valdecasas, A.G., Vizzini, A., Vorontsova, M.S., Vos, J.M. de, Wagner, P., Watling, L., Weakley, A., Welter-Schultes, F., Whitmore, D., Wilding, N., Will, K., Williams, J., Wilson, K.L., Winston, J.E., Wuster, W., Yanega, D., Yeates, D.K., Zaher, H., Zhang, G., Zhang, Z.-Q. & Zhou, H.-Z. (2018) Taxonomy based on science is necessary for global conservation. PLoS Biology 16: e2005075. https://doi.org/10.1371/journal.pbio.2005075 PDF
70. Barrett, R.L. (2017). (54) Request for a binding decision on whether Pollia Thunb. (Commelinaceae) and Polia Lour. (Caryophyllaceae) are sufficiently alike to be confused. Taxon 66: 215. PDF
69. Barrett, R.L., Roalson, E.H., Ottewell, K., Byrne, M., Govindwar, S.P., Yadav, S.R., Tamboli, A. & Gholave, A.R. (2017). Resolving generic boundaries in Indian–Australasian Cleomaceae: circumscription of Areocleome, Arivela and Corynandra as distinct genera. Systematic Botany 42(4): 694–708. https://doi.org/10.1111/jse.12295 ABSTRACT
68. Davison, E.M., Davison, P.J.N., Barrett, M.D., Barrett, R.L. & McMullen-Fisher, S.J.M. (2017). Additions to the Myxomycota of summer rainfall regions of tropical Australia. Nova Hedwigia 104(1–3): 47–64. https://doi.org/10.1127/nova_hedwigia/2015/0287 ABSTRACT
67. Duke, C.C., Tran, V.H., Duke, R.K., Abu-Mellal, A., Plunkett, G.T., King, D.I., Hamid, K., Wilson, K.L., Barrett, R.L. & Bruhl, J.J. (2017). A sedge plant as the source of Kangaroo Island propolis rich in prenylated p-courmarate ester and stilbenes. Phytochemistry 134: 87–97. https://doi.org/10.1016/j.phytochem.2016.11.005 PDF
66. Wallace, M.J., Guja, L.K., Jouault, M.A., Fuller, K.A., Barrett, R.L., Krauss, S.L. & Barrett, M.D. (2017) DNA ploidy variation and distribution in the Lepidosperma costale complex (Cyperaceae): implications for conservation and restoration in a biodiversity hotspot. Australian Journal of Botany 65(2): 120–127. https://doi.org/10.1071/BT16197 ABSTRACT
65. Barrett, R.L. (2016). Poranthera moorokatta: Kings Park Poranthera. In Stevens, J.C., Rokich, D.P., Newton, V.J., Barrett, R.L. & Dixon, K.W. (eds), Banksia woodlands: a restoration guide for the Swan Coastal Plain. pp. 31–33. (UWA Publishing: Crawley). PDF
64. Barrett, M.D., Moody, M.L. & Barrett, R.L. (2016). A review of Myriophyllum callitrichoides (Haloragaceae) in Western Australia. Telopea 19: 207–211. https://dx.doi.org/10.7751/telopea11085 PDF
63. Barrett, R.L. (2016). Three new species of Caryophyllaceae, Convolvulaceae and Poaceae from the Kimberley region of Western Australia. Nuytsia 27: 287–298. https://doi.org/10.58828/nuy00736 PDF
62. Craven, L.A., Barrett, R.L. & Barrett, M.D. (2016). Three new species and one new combination in Hibiscus (Malvaceae). Muelleria 35: 3–14. https://doi.org/10.5962/p.291981 PDF
61. Dang, V.C., Lu, L., Nguyen, V.H., Habib, S., Barrett, R.L. & Chen, Z. (2016). A new record of the genus Yua (Vitaceae) from Vietnam. Phytotaxa 255(3): 274–280. https://doi.org/10.11646/phytotaxa.255.3.9 PDF
60. Erickson, T.E., Barrett, R.L., Symons, D.R., Turner, S.R. & Merritt, D.J. (2016) An atlas to the plants and seeds of the Pilbara region. In: Erickson, T.E., Barrett, R.L., Merritt, D.J. & Dixon, K.W. (eds) Pilbara seed atlas and field guide. Plant restoration in Australia’s arid north-west. pp. 43–256. (CSIRO Publishing: Melbourne.) EBOOK
59. Barrett, R.L. (2015). Examining range disjunctions in Australian Terminalia (Combretaceae) with taxonomic revision of the T. canescens and T. cunninghamii species complexes. Australian Systematic Botany 28(1): 23–45. https://doi.org/10.1071/SB14026 ABSTRACT
58. Barrett, R.L. (2015). Bush Blitz and biodiversity discovery in Australia. Australian Systematic Botany 27(5–6): i. (Bush Blitz Special Issue) https://doi.org/10.1071/SB15024 PDF
57. Barrett, R.L. (2015). Fifty new species of vascular plants from Western Australia—celebrating fifty years of the Kings Park Botanic Garden. Nuytsia 26: 3–20. (Special Issue celebrating fifty years of the Kings Park Botanic Garden) https://doi.org/10.58828/nuy00764 PDF
56. Barrett, R.L. & Barrett, M.D. (2015). Twenty-seven new species of vascular plants from Western Australia. Nuytsia 26: 21–87. (Special Issue celebrating fifty years of the Kings Park Botanic Garden) https://doi.org/10.58828/nuy00730 PDF
55. Barrett, R.L. & Barrett, M.D. (2015). Four new species of Goodeniaceae from Western Australia including the smallest species in the family, a putative seed-article elaiosome, and possible floral mimicry in Lechenaultia. Australian Systematic Botany: 27(5–6): 469–482. (Bush Blitz Special Issue) https://doi.org/10.1071/SB14035 ABSTRACT
54. Barrett, R.L., Barrett, M.D. & Duretto, M.F. (2015). Four new species of Boronia (Rutaceae) from the Kimberley region of Western Australia. Nuytsia 26: 89–109. (Special Issue celebrating fifty years of the Kings Park Botanic Garden). https://doi.org/10.58828/nuy00726 PDF
53. Barrett, R.L., Barrett, M.D., Kenneally, K.F. & Lowrie, A. (2015). Four new species of Stylidium (Stylidiaceae) from the Kimberley region of Western Australia. Nuytsia 26: 127–141. (Special Issue celebrating fifty years of the Kings Park Botanic Garden) https://doi.org/10.58828/nuy00729 PDF
52. Barrett, R.L. & Henwood, M.J. (2015). Ironplant (Astrotricha hamptonii, Araliaceae): an enigmatic species with a rich history in bioprospecting. Telopea 18: 297–304. https://dx.doi.org/10.7751/telopea8767 PDF
51. Barrett, R.L., Hopper, S.D., Macfarlane, T.D. & Barrett, M.D. (2015). Seven new species of Haemodorum (Haemodoraceae) from the Kimberley region of Western Australia. Nuytsia 26: 111–125. (Special Issue celebrating fifty years of the Kings Park Botanic Garden) https://doi.org/10.58828/nuy00731 PDF
50. Barrett, R.L. & Palmer, J. (2015). A new species of Gomphrena (Amaranthaceae) from the Bonaparte Archipelago, Western Australia. Nuytsia 26: 143–147. (Special Issue celebrating fifty years of the Kings Park Botanic Garden) https://doi.org/10.58828/nuy00727 PDF
49. Barrett, R.L. & Telford, I.R.H. (2015). Two new species of Phyllanthus (Phyllanthaceae) from northern Australia and notes on Phyllanthus, Sauropus and Synostemon in Western Australia. Nuytsia 26: 149–166. (Special Issue celebrating fifty years of the Kings Park Botanic Garden) https://doi.org/10.58828/nuy00728 PDF
48. Rye. B.L., Barrett, R.L., Barrett, M.D., Bruhl, J.J., Clarke, K.L. & Wilson, K.L. (2015). Five new species and a new combination in Cyperaceae from the Kimberley region of Western Australia. Nuytsia 26: 167–184. (Special Issue celebrating fifty years of the Kings Park Botanic Garden) https://doi.org/10.58828/nuy00732 PDF
47. Trudgen, M.E., de Kock, P-L. & Barrett, R.L. (2015). Dipteracanthus chichesterensis (Acanthaceae, tribe Ruellieae), a new geographically and edaphically restricted species from the Pilbara bioregion of Western Australia. Nuytsia 25: 161–170. https://doi.org/10.58828/nuy00697 PDF
46. Barrett, R.L. (2014). You are what you eat: plant—insect synergies in the kwongan. In: Lambers, H. (ed.) Plant life on the sandplains in southwest Australia, a global biodiversity hotspot. pp. 241–253 (UWA Publishing: Crawley.) PDF
45. Barrett, R.L. (2014). Ammannia fitzgeraldii, a nom. nov. for Nesaea repens (Lythraceae). Nuytsia 24: 101–102. https://doi.org/10.58828/nuy00705 PDF
44. Barrett, R.L. & Lowrie, A. (2014). Application of names in Drosera section Arachnopus (Droseraceae). In: Lowrie, A. Carnivorous plants of Australia Magnum Opus, volume three. pp. 1282–1297. (Redfern Natural History Productions: Poole.) PDF
43. Henson, M., Kenneally, K.F., Griffin, E.A. & Barrett, R.L. (2014). Terrestrial flora. In: Comrie-Greig, J. & Abdo, L.J. (eds.). Ecological studies of the Bonaparte Archipelago and Browse Basin. pp. 19–102. (INPEX Operations Australia Pty Ltd: Perth.) PDF
42. Iles, W.J.D., Lee, C., Sokoloff, D.D., Remizowa, M.V., Yadav, S.R., Barrett, M.D., Barrett, R.L., Macfarlane, T.D., Rudall, P.J. & Graham, S.W. (2014). Reconstructing the age and historical biogeography of the ancient flowering-plant family Hydatellaceae (Nymphaeales). BMC Evolutionary Biology 14: 102. https://doi.org/10.1186/1471-2148-14-102 PDF
41. Maslin, B.R. & Barrett, R.L. (2014). Acacia mackenziei, a new species of Acacia section Lycopodiifoliae (Fabaceae: Mimosoideae) with conservation significance from the east Kimberley region in northern Western Australia. Nuytsia 24: 187–192. https://doi.org/10.58828/nuy00720 PDF
40. Barrett, R.L. (2013) Ecological importance of sedges: a survey of the Australasian Cyperaceae genus Lepidosperma. Annals of Botany 111(4): 499–529. https://doi.org/10.1093/aob/mct008 (Invited Review) PDF
39. Barrett, R.L. (2013) Solanum zoeae (Solanaceae), a new species of bush tomato from the North Kimberley, Western Australia. Nuytsia 23: 5–21. https://doi.org/10.58828/nuy00655 PDF
38. Barrett, R.L. & Lowrie, A. (2013) Typification and application of names in Drosera section Arachnopus (Droseraceae). Nuytsia 23: 527–541. https://doi.org/10.58828/nuy00691 PDF
37. Barrett, R.L., Schmidt-Lebuhn, A.N. & Thiele, K.R. (2013) Two Western Australian species of Ozothamnus transferred to Pithocarpa (Asteraceae, Gnaphalieae). Nuytsia 23: 103–108. https://doi.org/10.58828/nuy00671 PDF
36. Barrett, R.L. & Wilson, K.L. (2013) Two new species of Lepidosperma (Cyperaceae) occurring in the Perth area of Western Australia. Nuytsia 23: 173–187. https://doi.org/10.58828/nuy00674 PDF
35. Crous, P.W., Wingfield, M.J., Guarro, J., Cheewangkoon, R., van der Bank, M., Swart, W.J., Stchigel, A.J., Cano-Lira, J.F., Roux, J., Madrid, H., Damm, U., Wood, A.R., Shuttleworth, L.A., Hodges, C.S., Munster, M., de Jesús Yáñez-Morales, M., Zúñiga-Estrada, L., Cruywagen, E.M., de Hoog, G.S., Silvera, C., Najafzadeh, J., Davison, E.M., Davison, P.J.N., Barrett, M.D., Barrett, R.L., Manamgoda, D.S., Minnis, A.M., Kleczewski, N.M., Flory, S.L., Castlebury, L.A., Clay, K., Hyde, K.D., Maússe-Sitoe, S.N.D., Shuaifei Chen, Lechat, C., Hairaud, M., Lesage-Meessen, L., Pawłowska, J., Wilk, M., Śliwińska-Wyrzychowska, A., Mętrak, M., Wrzosek, M., Pavlic-Zupanc, D., Maleme, H.M., Slippers, B., Mac Cormack, W.M., Archuby, D.I., Grünwald, N.J., Tellería, M.C., Dueñas, M., Martín, M.P., Marincowitz, S., de Beer, Z.W., Perez, C.A., Gené, J., Marin-Felix, Y. & Groenewald, J.Z. (2013). Fungal Planet description sheets: 154–213. Persoonia 31: 188–296. https://doi.org/10.3767/003158513X675925 PDF
34. Maslin, B.R., Barrett, M.D. & Barrett, R.L. (2013). A baker’s dozen of new wattles highlights significant Acacia (Fabaceae: Mimosoideae) diversity and endemism in the north-west Kimberley region of Western Australia. Nuytsia 23: 543–587. https://doi.org/10.58828/nuy00690 PDF
33. Mucina, L., Daniel, G., Stephenson, G., Boonzaaier, I., van Niekerk, A., Barrett, M.D., Barrett, R.L., Tichý, L. & Valachovič, M. (2013). Floristic-ecological mapping in the Northern Kimberley: field survey methods and mapping protocols. In: Mucina, L. & Daniel, G. (eds) Vegetation mapping in the Northern Kimberley, Western Australia. pp. 26–87. (Curtin University: Bentley.) PDF
32. Viljoen, J.-A., Muasya, A.M., Barrett, R.L., Bruhl, J.J., Gibbs, A.K., Musili, P.M., Slingsby, J.A., Wilson, K.L. & Verboom, A.G. (2013). Radiation and repeated transoceanic dispersal of Schoeneae (Cyperaceae) through the Southern Hemisphere. American Journal of Botany 100(12): 2494–2508. https://doi.org/10.3732/ajb.1300105 PDF
31. Barrett, R.L. (2012) Poranthera moorokatta (Phyllanthaceae), a rare new species from Perth, Western Australia. Nuytsia 22(6): 399–407. https://doi.org/10.58828/nuy00656 PDF
30. Barrett, R.L. (2012) Description of six species of Lepidosperma based on type specimens. Nuytsia 22(5): 295–322. https://doi.org/10.58828/nuy00626 PDF
29. Barrett, R.L. & Wilson K.L. (2012) A review of the genus Lepidosperma (Cyperaceae: Schoeneae). Australian Systematic Botany 25(4): 225–294. https://doi.org/10.1071/SB11037 ABSTRACT
28. Barrett, R.L. & Wilson K.L. (2012) Gahnia halmaturina (Cyperaceae: Schoeneae), a new species from Kangaroo Island, South Australia. Journal of the Adelaide Botanic Gardens 25: 1–4. PDF
27. Harrington, M.G., Jackes, B.R., Barrett, M.D., Craven, L.A. & Barrett, R.L. (2012). Phylogenetic revision of tribe Backhousieae (Myrtaceae): Neogene divergence, a revised circumscription of Backhousia and two new species. Australian Systematic Botany 25: 404–417. https://doi.org/10.1071/SB12015 ABSTRACT
26. Barrett, R.L. & Barrett, M.D. (2011) Two new species of Triodia (Poaceae: Triodieae) from the Kimberley region of Western Australia. Telopea 13: 57–67. https://dx.doi.org/10.7751/telopea20116004 PDF
25. Shivas, R.G., Barrett, M.D., Barrett, R.L. & Vánky, K. (2011) Two new species of Moreaua (Ustilaginomycetes), on Actinoschoenus and Chrysitrix, from Western Australia. Mycologia Balcanica 8: 137–140. https://doi.org/10.5281/zenodo.2550688 PDF
24. Wallace, M.J., Barrett, M.D. & Barrett, R.L. (2011) Novel chloroplast markers for the study of intraspecific variation and hybridisation in the Lepidosperma costale species complex (Cyperaceae). Conservation Genetics Resources 3: 355–360. https://doi.org/10.1007/s12686-010-9361-8 ABSTRACT
23. Sinclair, E.A. & Barrett, R.L. (2010) Molecular markers provide an independent test of species boundaries in two morphologically similar species Desmocladus flexuosus and D. asper (Restionaceae). Nuytsia 20: 7–17. https://doi.org/10.58828/nuy00583 PDF
22. Wilson, P.G. & Barrett, R.L. (2010) (1946) Proposal to conserve the name Calectasia intermedia Sond. against Scaryomyrtus hexamera F.Muell. (Calectasiaceae). Taxon 59(4): 1279. https://doi.org/10.1002/tax.594027 PDF
21. Barrett, R.L. & Briggs, B.G. (2009) Lectotypification of ten Restionaceae species from south-west Western Australia. Nuytsia 19(2): 203–209. https://doi.org/10.58828/nuy00563 PDF
20. Barrett, M.D., Barrett, R.L., Shivas, R.G. & McTaggart, A.R. (2009). Tilletia micrairae R.G. Shivas, M.D. Barrett, R.L. Barrett & McTaggart, sp. nov. Fungal Planet 33. Persoonia 22: 170–171. https://doi.org/10.3767/003158509X463042 PDF
19. Barrett, M.D., Craven, L.A. & Barrett, R.L. (2009) Calytrix gomphrenoides (Myrtaceae), a new species from the Kimberley Region of Western Australia. Nuytsia 19(1): 1–8. https://doi.org/10.58828/nuy00564 PDF
18. Sinclair, E.A., Anthony, J., Coupland, G.T., Waycott, M., Barrett, M.D., Barrett, R.L. Cambridge, M.L., Wallace, M.J., Dixon, K.W., Krauss, S.L. & Kendrick, G.A. (2009) Characterisation of polymorphic microsatellite markers in the widespread Australian seagrass, Posidonia australis Hook. f. (Posidoniaceae), with cross-amplification in the sympatric P. sinuosa. Conservation Genetics Resources 1: 273–276. https://doi.org/10.1007/s12686-009-9067-y PDF
17. Barrett, R.L. (2008) Lepidosperma amansiferrum is an orthographic error of L. amantiferrum. Nuytsia 18: 339. https://doi.org/10.58828/nuy00548 PDF
16. Barrett, R.L. (2007) Lepidosperma gahnioides (Cyperaceae), a new species from the Ravensthorpe Region, Western Australia. Nuytsia 17: 61–66. (Saving Our Species Special Issue) https://doi.org/10.58828/nuy00489 PDF
15. Barrett, R.L. (2007) New species of Lepidosperma (Cyperaceae) associated with banded ironstone formations in southern Western Australia. Nuytsia 17: 37–60. (Saving Our Species Special Issue) https://doi.org/10.58828/nuy00490 PDF
14. Barrett, R.L. (2007) Corymbia cadophora subsp. polychroma (Myrtaceae): a new subspecies from the east Kimberley region of Western Australia. Nuytsia 17: 31–36. (Saving Our Species Special Issue) https://doi.org/10.58828/nuy00487 PDF
13. Barrett, R.L. & Wilson, P.G. (2007) Request for recommendation on valid publication of ‘nomen subnudum’ [Scaryomyrtus hexamera F.Muell.]. Taxon 56(4): 1295. https://doi.org/10.2307/25065923 PDF
12. Barrett, R.L. (2006) A review of the genus Planchonia (Lecythidaceae) in Australia. Australian Systematic Botany 19(2): 147–153. https://doi.org/10.1071/SB05008 ABSTRACT
11. Barrett, R.L., Hopper, S.D. and Farrer, S.L. (2005) Preface. Australian Systematic Botany 18(1): i–ii. (Generic Concepts and Modern Taxonomy Special Issue) https://www.publish.csiro.au/SB/pdf/SBv18n1_PR PDF
10. Barrett, R.L., Wells, G.B. & Dixon, K.W. (2005) Triodia fissura. In Mallett, K. and McCusker, A. (eds) Flora of Australia 44B, Poaceae part 3. pp. 207–208, 458–459. ABRS and CSIRO Publishing, Melbourne. PDF
9. Barrett, M.D. & Barrett, R.L. (2005) Micraira brevis and M. sp. A. In Mallett, K. and McCusker, A. (eds) Flora of Australia 44B, Poaceae part 3. pp. xvii, 124, 130, 458. ABRS and CSIRO Publishing, Melbourne. PDF
8. Dixon, K.W. & Barrett, R.L. (2003) Defining the role of fire in south-west Western Australian plants. In: Fire in ecosystems of south-west Western Australia: impacts and management. Abbott, I. and Burrows, N. (eds). pp. 205–223. Backhuys Publishers, Leiden, The Netherlands. ABSTRACT
7. Chase, M.W., Cameron, K.M., Barrett, R.L. & Freudenstein, J.V. (2003) DNA data and Orchidaceae systematics: a new phylogenetic classification. In: Orchid conservation. Dixon, K.W., Kell, S.P., Barrett, R.L. and Cribb, P.J. (eds) pp. 69–89. Natural History Publications (Borneo), Kota Kinabalu, Sabah. ABSTRACT
6. Cribb, P.J., Kell, S.P., Dixon, K.W. & Barrett, R.L. (2003) Orchid conservation: a global perspective. In: Orchid conservation. Dixon, K.W., Kell, S.P., Barrett, R.L. and Cribb, P.J. (eds) pp. 1–24. Natural History Publications (Borneo), Kota Kinabalu, Sabah. ABSTRACT
5. Nash, N., Barrett, R.L., Chalmers, I., Oakeley, H.F. & Richards, H. (2003) The role of orchid societies and growers in conservation. In: Orchid conservation. Dixon, K.W., Kell, S.P., Barrett, R.L. and Cribb, P.J. (eds) pp. 313–328. Natural History Publications (Borneo), Kota Kinabalu, Sabah. ABSTRACT
4. Given, D.R., Dixon, K.W., Barrett, R.L. & Sivasithamparam, K. (2002) Plant conservation and biodiversity: the place of microorganisms. In: Microorganisms in plant conservation and biodiversity. Sivasithamparam, K., Dixon, K.W. and Barrett, R.L. (eds) pp. 1–18. Kluwer Academic Publishers. Dordrecht, Netherlands. https://doi.org/10.1007/0-306-48099-9_1 PDF
3. Tieu, A., Dixon, K.W., Meney, K.A., Sivasithamparam, K. & Barrett, R.L. (2001) Spatial and developmental variation in seed dormancy characteristics in the fire-responsive species Anigozanthos manglesii (Haemodoraceae) from Western Australia. Annals of Botany 88(1): 19–26. https://doi.org/10.1006/anbo.2001.1424 PDF
2. Barrett, R.L. & Dixon, K.W. (2001) A revision of the genus Calectasia (Calectasiaceae) with eight new species described from south-west Western Australia. Nuytsia 13(3): 411–448. https://doi.org/10.58828/nuy00346 PDF
1. Hay, A., Barrett, M.D. & Barrett, R.L. (1999) A new species of Typhonium (Araceae: Areae) from the West Kimberley, Western Australia. Nuytsia 13(1): 243–245. https://doi.org/10.58828/nuy00327 PDF