* List of Trees Impacted by Polyphagous Shot Hole Borer (PHSB) in South Africa (2019-07) https://polyphagous-shot-hole-borer.co.za/pshb-tree-list-july-2019/
------- reproductive host
* University of California. Invasive shot hole borers. ISHB reproductive hosts. https://ucanr.edu/sites/pshb/pest-overview/ishb-reproductive-hosts/ (last accessed 2021-03)
-------- Reproductive host (infection usually causes branch dieback)
* Lloyd A, Bechtel CN (2020) First report of bacterial leaf scorch caused by Xylella fastidiosa on Gleditsia triacanthos var. inermis in Pennsylvania. Plant Disease 104(4), p 1249.