Publications & References

Akashi, Y. and D. Mueller-Dombois. 1995. A landscape perspective of the Hawaiian rain forest dieback. Journal of Vegetation Science 6:449-464.

Asner, G.P., R.E. Martin, L.M. Keith, W.P. Heller, M.A. Hughes, N.R. Vaughn, R.F. Hughes, and C. Balzotti. 2018. A spectral mapping signature for the Rapid Ohia Death (ROD) pathogen in Hawaiian forests. Remote Sensing 10:404;

Atkinson, C.T., and K. Roy. 2022. Environmental monitoring of invasive pathogens of ‘Ōhi‘a (Metrosideros polymorpha) on the island of Hawai‘i. Biol Invasions.

Atkinson, C.T., Roy, K., and C. Granthon. 2019. Economical environmental sampler designs for detecting airborne spread of fungi responsible for Rapid ‘Ōhi‘a Death. Hawaiʻi Cooperative Studies Unit Technical Report HCSU-087.

Barnes, I, A. Fourie, M.J. Wingfield, T.C. Harrington, D.L. McNew, L.S. Sugiyama, B.C. Luiz, W.P. Heller, and L.M. Keith. 2018. New Ceratocystis species associated with rapid death of Metrosideros polymorpha in Hawaiʻi. Persoonia -Molecular Phylogeny and Evolution of Fungi.

Brown, A.C. and M. Matsuura. 1941. Black rot of sweet potato. Agricultural Extension Circular #134, University of Hawaiʻi.

Burgan, R.E. and R.E. Nelson. 1972. Decline of ohia lehua forests in Hawaii. General Technical Report PSW-3. Berkeley, CA: USDA Forest Service, Pacific Southwest Forest and Range Experiment Station. 4 p.

Camp, R.J., D.A. LaPointe, P.J. Hart, D.E. Sedgwick, and L.K. Canale. 2019. Large-scale tree mortality from Rapid Ohia Death negatively influences avifauna in lower Puna, Hawaii Island, USAThe Condor, duz007,

Cannon, P., J.B. Friday, T. Harrington, L. Keith, M. Hughes, R. Hauff, F. Hughes, R. Perroy, K. Roy, R. Peck, S. Smith, S. Cordell. B. Luiz, J Juzwik, C. Giardina, D. Benitez, Z. Cook, and S. Yelenik. 2022. Rapid ‘Ōhi‘a Death in Hawai‘i. Chapter 15 in: Forest Microbiology Vol. 2: Forest Tree Health. Elsevier, Amsterdam.

Chau, M.M. 2020. Rapid response to a tree seed conservation challenge in Hawaii through crowdsourcing, citizen science, and community engagement. Journal of Sustainable Forestry. DOI:10.1080/10549811.2020.1791186.

Fortini, L.B., L.R. Kaiser, L.M. Keith, J. Price, R.F. Hughes, J.D. Jacobi, and J.B. Friday. The evolving threat of Rapid ‘Ōhi‘a Death (ROD) to Hawai‘i's native ecosystems and rare plant species. 2019. Forest Ecology and Management 448: 376-385.

Friday, J. B., R. F. Hughes, and L. M. Keith. 2015. Rapid ‘Ōhi‘a Death (Ceratocystis Wilt of ‘Ōhi‘a). PD-107, College of Tropical Agriculture and Human Resources, University of Hawaiʻi at Manoa.

Friday, J. B. and D. A. Herbert. 2006. Metrosideros polymorpha (ohia lehua). In: Elevitch, C. E., ed. Traditional Trees of Pacific Islands. Permanent Agriculture Resources, Holualoa, HI.

Harrington, T. Diseases caused by Ceratocystis species. (accessed April 27, 2015).

Heller, W.P., M.A. Hughes, B.C. Luiz, E. Brill, J.B. Friday, A.M. Williams, and L.M. Keith. 2019. First report of Ceratocystis huliohia causing mortality of Metrosideros polymorpha trees on the Island of Kauaʻi, Hawaiʻi USA. Forest Pathology 2019:e12546.

Heller, W.P. and L.M Keith. 2018. Real-time PCR assays to detect and distinguish the Rapid Ohia Death Pathogens Ceratocystis lukuohia and C. huliohia. Phytopathology. 108:1395-1401.

Heller, W.P., T.C. Harrington, E. Brill, and L.M. Keith. 2023. High-Sensitivity ITS Real-Time PCR Assays for Detection of Ceratocystis lukuohia and Ceratocystis huliohia in Soil and Air Samples. Phytofrontiers 2023. 3:148-155.

Hodges, C. S., K. T. Adee, J. D. Stein, H. Wood, and R. D. Doty. 1986. Decline of ohia (Metrosideros polymorpha) in Hawaii: a review. Gen. Tech. Rep. PSW-86. Berkeley, Calif.: U.S. Department of Agriculture, Forest Service, Pacific Southwest Forest and Range Exp. Stn.

Hughes, R.F, J.D. Marshall, D. Grossman, T.G. Sowards, D. Muller-Dombois. 2022. Aboveground carbon accumulation by second-growth forests after deforestation in Hawaiʻi. Ecological Applications e2539.

Hughes, M.A., K. Roy, T.C. Harrington, E. Brill, and L.M. Keith. 2022. Ceratocystis lukuohia-infested ambrosia beetle frass as inoculum for Ceratocystis wilt of ʻōhiʻa (Metrosideros polymorpha). Plant Pathology. 2022.00:1-14.

Hughes, M.A., J. Juzwik, Z. Chen, B. Luiz, and L.M. Keith.2022. Evaluation of kiln heating as a phytosanitary treatment for Ceratocystis-infested ohia (Metrosideros polymorpha) wood. Forest Products Journal 72(3) 207-215.

Hughes, M.A., J.J. Morrell, J. Cappellazzi, B. Mackey, J. Juzwik, and L.M. Keith. 2021. Borate and quarternary ammonia dip diffusion to treat fungal pathogens of Metrosideros polymorpha wood. Forest Products Society. 71(1):20–26. doi:10.13073/FPJ-D-20-00068

Hughes, M.A., J. Juzwik, T.C. Harrington, and L.M. Keith. 2020. Pathogenicity, symptom development, and colonization of Metrosideros polymorpha by Ceratocystis lukuohia. Plant Disease. 104:2233-2241.

Jacobi, J.D., Boehmer, H.J., Fortini, L.B., 'Ohukani'ōhi'a Gon, S.M., III, Mertelmeyer, L., & Price, J. (2023). 'Ōhi'a lehua (Metrosideros polymorpha): A Most Resilient and Persistent Foundation Species in Hawaiian Forests . Pacific Science. 77(2), 177-186.

Juzwik, J., M.A Hughes, Z .Chen, A. Yang, L. Keith, and M.S. White. 2021. Vaccum steam treatment of Metrosideros polymorpha logs for eradication of Ceratocystis huliohia and C. lukuohia. Plant Disease

Keith, L.M., R. F. Hughes, L. S. Sugiyama, W. P. Heller, B. C. Bushe, and J. B. Friday. 2015. First report of Ceratocystis wilt on ʻōhiʻa. Plant Disease.

Loope, L.L. and J.Y. Uchida. 2012. The challenge of retarding erosion of island biodiversity through phytosanitary measures: an update on the case of Puccinia psidii in Hawai‘i. Pacific Science 66(2):127-139.

Luiz, B.C., M.R. McNeill, E. Bodley, L.M. Keith. 2022. Assessing susceptibility of Metrosideros excelsa (pohutakawa) to the vascular wilt pathogen, Ceratocystis lukuohia, causing Rapid Ohia Death. Australasian Plant Pathology.

Luiz, B.C., C.P. Giardina, L.M. Keith, and et al. 2021. A framework for establishing a Rapid ʻŌhiʻa Death resistance program. New forests.

Luiz, B. and L.M. Keith. 2020. Influence of culture media and temperature on growth and sporulation of Ceratocystis lukuohia. Pacific Science. Vol 74, no. 4:1-6.

Luiz, B., E.M. Stacy, and L.M. Keith. 2020. Screening of Metrosideros polymorpha (‘Ōhi‘a) varieties for resistance to Ceratocystis lukuohia. Forest Pathology. 2020;00:e12656.

Mayers, C.G, T.C. Harrington, A. Wai, and G. Hausner. 2021. Recent and ongoing horizontal transfer of mitochondrial introns between two fungal tree pathogens. Frontiers in Microbiology. 2021. 

Mertelmeyer, L., J.D. Jacobi., D. Mueller-Dombois, K. Brinck, and H.J. Boehmer. 2019. Regeneration of Metrosideros polymorpha forests in hawaii after landscape-level canopy dieback. Journal of Vegetation Science. 2019;00:1-10.  

Mortenson, L.A., R.F. Hughes, J.B. Friday, L.M. Keith, and J.M. Barbosa. 2016. Assessing spatial distribution, stand impacts and rate of Ceratocystis fimbriata induced ʻōhiʻa (Metrosideros polymorpha) mortality in a tropical wet forest, Hawai‘i Island, USA. Forest Ecology and Management. 377: 83–92.

Papp, R.P. and G.A. Samuelson. 1981. Life history and ecology of Plagithmysus bilineatus, an endemic Hawaiian borer associated with Ohia Lehua (Myrtaceae). Entomological Society of America 74(4): 387-390.

Perroy, R.L., P. Meier, E. Collier, M.A. Hughes, E. Brill, T. Sullivan, T. Baur, N. Buchman, and L.M. Keith. 2022. Aerial branch sampling to detect forest pathogens. Drones 6, 275.

Perroy, R.L., T. Sullivan, D. Benitez, R.F. Hughes, L.M. Keith, E. Brill, K. Kissinger and D. Duda. 2021. Spatial patterns of ‘ōhi‘a mortality associated with Rapid ‘Ōhi‘a Death and ungulate presence. Forests, 12, 1035.

Perroy, R.L., M. Hughes, L.M. Keith, E. Collier, T. Sullivan, and G. Low. 2020. Examining the utility of visible near-infrared and optical remote sensing for the early detection of Rapid ‘Ōhi‘a Death. Remote Sensing 12; doi:10.3390/rs12111846.

Roy, K. et al. 2020. Decontamination of Ceratocystis pathogens responsible for Rapid ‘Ōhi‘a Death. Plant Health Progress. 2020. 21:301-305.

Roy, K., Frankel, S. J., Oakes, L. E., Francisco, K. S., Kealiʻikanakaʻoleohaililani, K., Sitz, R. A., Huff, E. S., & Schelhas, J. 2024.  Perceptions of tree diseases in indigenous communities: Native Alaskan and Hawaiian insights. Journal of Forestry. XX:1-8. 

Roy, K., C. Granthon, R.W. Peck and C.T. Atkinson. 2021. Effectiveness of Rapid ‘Ōhi‘a Death management strategies at a focal disease outbreak on Hawaii Island. Hawaii Cooperative Studies Unit Technical Report HCSU-099. University of Hawaii at Hilo. 29 pages.

Roy, K., Jaenecke, K. A., Dunkle, E. J., Mikros, D., & Peck, R. W. (2023). Ambrosia beetles (Coleoptera: Curculionidae) can directly transmit the fungal pathogens responsible for Rapid ʻŌhiʻa Death. Forest Pathology, 00, e12812.

Roy, K., K.A. Jaeneke, and R.W. Peck. 2020. Ambrosia beetle (Coleoptera: Curculionidae) communities and frass production in ‘ōhi‘a (Myrtales: Myrtaceae) infected withh Ceratocystis (Microascales: Ceratocystidaceae) fungi responsible for Rapid ʻŌhiʻa Death. Environmental Entomology 2020 1-10, doi: 10-1093.

Roy, K., C.P. Ewing, M.A. Hughes, L. Keith, and G.M. Bennett. 2018. Presence and viability of Ceratocystis lukuohia in ambrosia beetle frass from Rapid ʻŌhiʻa Death-affected Metrosideros polymorpha trees on Hawaiʻi Island. Forest Pathology 2018;e12476. Pathology e12476.

Roy, K., Sofaer, H.R., Peck, R.W., Dunkle, E.J., Mikros, D., Smith, S. et al. 2023 The use of semiochemicals for attracting and repelling invasive ambrosia beetles (Coleoptera: Curculionidae) in ʻōhiʻa (Metrosideros polymorpha) forests. Agricultural and Forest Entomology, 1–10. Available from:

Seeley M.M, R.E. Martin , C.Giardina , B.Luiz , K. Francisco, Z.Cook , et al. 2023. Leaf spectroscopy of resistance to Ceratocystis wilt of ‘Ōhi’a. PLoS ONE 18(6): e0287144. 10.1371/journal.pone.0287144

Stacy, E.A., T. Sakishima, H. Tharp,  and N. Snow. 2019. Isolation of Metrosideros (ʻŌhiʻa) taxa on Oahu increases with elevation and extreme environments. Journal of Heredity, 2019, 1-16. doi:10.1093/jhered/esz069.

Stacy, E.A., J.B. Johansen, T. Sakishima, D.K. Price, and Y. Pillon. 2014. Incipient radiation within the dominant Hawaiian tree Metrosideros Polymorpha. Heredity, 2014, 113, 334-342. doi:10.1038/hdy.2014.47.

Vaughn, N.R., R.F. Hughes, and G.P. Asner. 2023. Multi-scale remote sensing-based landscape epidimiology of the spread of Rapid ‘Ōhi‘a Death in Hawai‘i. Forest Ecology and Management 538 (2023) 120983.

Vaughn, N.R., G.P. Asner, P.G. Brodrick, R.E. Martin, J.W. Heckler, D.E. Knapp, and R.F. Hughes. 2018. An approach for high-resolution mapping of Hawaiian Metrosideros forest mortality using laser-guided imaging spectrosopy. Remote Sensing 10:502.

Weingarten, E, R.E. Martin, R.F. Hughes, N.R. Vaughn, E. Shafron, and G.P. Asner. 2022. Early detection of a tree pathogen using airborne remote sensing. Ecological Applications, 2021, doi: 10.1002/eap.2519.

Wolki,Dustin, S.K. Walsh, C.J.Barnes, E.A. S.Rønsted, and N.Rønsted. 2022. Variation in Germination Traits Inform Conservation Planning of Hawaiʻi's Foundational ʻŌhiʻa Trees, Journal of Sustainable Forestry, DOI: 10.1080/10549811.2021.1999272

Yelenik, S.G., K.Roy, J.Stallman. 2020. Successful restoration of Metrosideros polymorpha (ʻōhiʻa) is possible in forest sites with active Rapid ʻŌhiʻa Death infections. Restoration Ecology, 28(5) 1257-1261. doi:10.1111/rec.13197