* Alpine I, Piterāns U (2021) First records of Azalea sawfly Nematus lipovsky Smith, 1974 (Hymenoptera; Tenthredinidae) in Latvia. Proceedings of the 3rd Geolinks Conference (2021-05-17/19), 91-97. https://www.geolinks.info/_files/ugd/32dbef_5b9a80a3f80d4ca5a8a5c5f04784aae4.pdf
* Looney C, Smith DR, Collman SJ, Langor DW, Peterson MA (2016) Sawflies (Hymenoptera, Symphyta) newly recorded from Washington State. Journal of Hymenoptera Research 49, 129-159. https://doi.org/10.3897/JHR.49.7104
* Macek J, Šípek P (2015) Azalea sawfly Nematus lipovskyi (Hymenoptera: Tenthredinidae), a new invasive species in Europe. European Journal of Entomology 112, 180–186.
* Heppner JB (2003) Lepidoptera of Florida. Part 1. Introduction and catalog. Volume 17 of Arthropods of Florida and neighboring land areas. Division of Plant Industry. Florida Department of Agriculture and Consumer Services. Gainesville, Florida. 670 pp
* Robinson GS, Ackery PR, Kitching IJ, Beccaloni GW & Hernández LM (2010) HOST - A database of the world's Lepidopteran hostplants. Natural History Museum, London. https://www.nhm.ac.uk (Accessed on 7 December 2020 and 21 March 2021)
* Hejna M, Cerny K, Havrdova I, Mrazkova M (2014) First report of Phytophthora hedraiandra causing rhododendron dieback and root rot of common beech in the Czech Republic. Plant Disease 98(10), p 1434.
* Munda A, Zerjav M, Schoroers HJ (2007) Phytophthora hedraiandra on rhododendron in Slovenia. Plant Pathology 56(2), p 335.
* Schwingle BW, Smith JA, Blanchette RA, Gould S, Blanchette L, Pokorny J, Cohen SD (2006) First report of dieback and leaf lesions on Rhododendron sp. caused by Phytophthora hedraiandra in the United States. Plant Disease 90(1), p 109.
* Brasier CM, Beales PA, Kirk SA, Denman S, Rose J (2005) Phytophthora kernoviae sp. nov., an invasive pathogen causing bleeding stem lesions on forest trees and foliar necrosis of ornamentals in Britain. Mycological Research, 109(8), 853-859.
* Brito R, Specht A, Gonçalves GL, Moreira GRP, Carneiro E, Santos FL, Roque-Specht VF, Mielke OHH, Casagrande MM (2019) Spodoptera marima: a new synonym of Spodoptera ornithogalli (Lepidoptera: Noctuidae), with notes on adult morphology, host plant use and genetic variation along its geographic range. Neotropical Entomology 48(3), 433-448.
* Heppner JB (2007) Lepidoptera of Florida. Part 1. Introduction and catalog. Gainesville, Florida Department of Agriculture & Consumer Services, p 670.
* Garrison RR, Tobin PC (2022) Development of Azalea Lace Bug, Stephanitis pyrioides, on Susceptible and Resistant Rhododendron species in Western Washington. Journal of Economic Entomology 115(1), 233-239.
* Cave GL, Randall-Schadel B & Redlin SC (2008) Risk analysis for Phytophthora ramorum Werres, de Cock & Man in’t Veld, causal agent of sudden oak death, ramorum leaf blight, and ramorum dieback. US Department of Agriculture, Animal and Plant Health Inspection Service, Raleigh, NC.
* Grünwald NJ, LeBoldus JM & Hamelin RC (2019) Ecology and evolution of the sudden oak death pathogen Phytophthora ramorum. Annual Review of Phytopathology 57: 301-321.
* O’Hanlon R, Choiseul J, Corrigan M, Catarame T & Destefanis M (2016) Diversity and detections of Phytophthora species from trade and non-trade environments in Ireland. EPPO Bulletin 46(3), 594-602.
* Trippe A, Berghauer E & Osterbauer N (2008) A high troughput system for the detection of Phytophthora ramorum in susceptible plant species: a preliminary report. In: Frankel SJ, Kliejunas JT & Palmieri KM (2008) Proceedings of the Sudden Oak Death Third Symposium, General Technical Report PSW-GTR-214. US Department of Agriculture, Forest Service, Pacific Southwest Research Station 214, 427-434.
*USDA (2010) Phytophthora ramorum Werres, de Cock & Man in’t Veld. Pest Risk Assessment for Oregon. https://static1.squarespace.com/static/58740d57579fb3b4fa5ce66f/t/599dec4b2994ca3914cdde86/1503521868110/Pram_PRA_OR_11192010.pdf
* Werres S, Marwitz R, Man in’t Veld WA, De Cock AWAM, Bonants PJM, De Weerdt M, Themann K, Ilieva E & Baayen RP (2001) Phytophthora ramorum sp. nov., a new pathogen on Rhododendron and Viburnum. Mycological Research 105(10), 1155-1165.
