* Burke HE (1919) Biological Notes on the Flatheaded Apple Tree Borer (Chrysobothris Femorata Fab.) and the Pacific Flatheaded Apple Tree Borer (Chryso- Bothris Mali Horn). Journal of Economic Entomology, 12(4), 326–333.
* EPPO (2021) EPPO Technical Document No. 1083. Pest risk analysis for Chrysobothris femorata and C. mali. EPPO, Paris. Available at https://gd.eppo.int/taxon/CHRBMA/documents
------- very uncertain host. Record relates only to the presence of adults, or the life stages are not indicated.
* Garbelotto M, Popenuck T, Hall B, Schweigkofler W, Dovana F, Goldstein de Salazar R, Schmidt D, Sims LL (2020) Citizen science uncovers Phytophthora ramorum as a threat to several rare or endangered California Manzanita species. Plant Disease 104(12), 3173-3182.
------- Arctostaphylos hooveri, A. montereyensis, A. morroensis, A.pilosula.